397 lines
9.5 KiB
C
397 lines
9.5 KiB
C
#include<stdio.h>
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#include<stdlib.h>
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#include<conio.h>
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#include<string.h>
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#define MAX 100
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#define MAX_1 100
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typedef struct singer{
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int num; // 序号
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char name[10]; // 姓名
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char xb[10]; // 性别
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float aver; // 平均分
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int score[MAX_1]; // 原始成绩
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}SING;
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void inarray(SING sing[MAX], int *pnum){
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// 输入歌手信息：序号、姓名、性别
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int n=0;
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printf("输入歌手人数：");
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scanf("%d", &n);
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printf("请输入%d个歌手的信息：\n",n);
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printf("序号\t姓名\t性别\n");
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for(int i=0;i<n;i++){
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scanf("%d%s%s",&sing[i].num,sing[i].name,sing[i].xb);
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}
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*pnum = n;
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}
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void outarrry(SING sing[MAX], int n, int n_){
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// 输出歌手信息：序号、姓名、性别、平均分、原始成绩
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printf("序号\t姓名\t性别\t平均分\t原始成绩\n");
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for(int i=0;i<n;i++){
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printf("%d\t%s\t%s\t%.2f",sing[i].num,sing[i].name,sing[i].xb,sing[i].aver);
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for(int j=0;j<n_;j++){
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printf("\t%d",sing[i].score[j]);
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}
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printf("\n");
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}
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}
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void insert(SING sing[MAX], int *pnum){
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// 新增歌手信息：序号、姓名、性别（增加到最后）
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int n=*pnum;
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printf("请输入第%d个歌手的信息：\n",n+1);
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printf("序号\t姓名\t性别\n");
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scanf("%d%s%s",&sing[n].num,sing[n].name,sing[n].xb);
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*pnum=n+1;
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}
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void save(SING sing[MAX], int num, int num_){
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// 保存数据到文件
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FILE *fp;
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char filename[10];
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printf("请输入文件名：");
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scanf("%s", filename);
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// 打开文件
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if((fp=fopen(filename, "w"))==NULL){
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printf("无法打开该文件，可能是文件名有误！\n");
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return;
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}
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// 写入文件
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fprintf(fp, "当前共有%d个歌手，%d个评委：\n",num,num_);
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fprintf(fp, "序号\t姓名\t性别\t平均分\t原始成绩\n");
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for(int i=0;i<num;i++){
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fprintf(fp,"%d\t%s\t%s\t%.2f",sing[i].num,sing[i].name,sing[i].xb,sing[i].aver);
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for(int n=0;n<num_;n++){
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fprintf(fp,"\t%d",sing[i].score[n]);
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}
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fprintf(fp,"\n");
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}
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printf("导出完成\n");
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// 关闭文件
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fclose(fp);
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}
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void load(SING sing[MAX], int *num, int *num_){
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// 从文件读取数据
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FILE *fp;
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char filename[10],temp[10];
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printf("请输入文件名：");
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scanf("%s", filename);
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// 打开文件
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if((fp=fopen(filename, "r"))==NULL){
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printf("无法打开该文件，可能是文件名有误！\n");
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return;
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}
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// 读取数据
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fscanf(fp,"当前共有%d个歌手，%d个评委：",num,num_);
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// 过滤多余文本
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for(int i=0;i<5;i++){
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fscanf(fp,"%s",temp);
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}
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// 读取歌手信息
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for(int i=0;i<*num;i++){
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fscanf(fp,"%d%s%s%f",&sing[i].num,sing[i].name,sing[i].xb,&sing[i].aver);
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for(int n=0;n<*num_;n++){
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fscanf(fp,"%d",&sing[i].score[n]);
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}
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}
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printf("读取完成。\n");
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// 关闭文件
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fclose(fp);
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}
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void aver(SING sing[MAX], int num, int num_){
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int temp,data[MAX_1];
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for(int k=0;k<num;k++){
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memcpy(data,sing[k].score,sizeof(int)*MAX_1);
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// 对分数按从小到大排序
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for(int i=0;i<num_-1;i++){
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for(int j=0;j<num_-1-i;j++){
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if(data[j]>data[j+1]){
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// 交换元素
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temp=data[j];
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data[j]=data[j+1];
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data[j+1]=temp;
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}
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}
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}
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// 计算平均分
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temp=0;
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for(int j=1;j<num_-1;j++){
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temp+=data[j];
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}
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sing[k].aver = temp / (float)(num_-2);
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}
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}
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void mark(SING sing[MAX], int num, int *num_){
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// 输入评委个数
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printf("请输入评委个数：");
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scanf("%d",num_);
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// 逐个评分
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for(int i=0;i<num;i++){
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system("cls");
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printf("当前正在对第 %d 个歌手进行评分：\n\n",i+1);
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printf("歌手信息如下：\n");
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printf("序号\t姓名\t性别\n");
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printf("%d\t%s\t%s\n\n",sing[i].num,sing[i].name,sing[i].xb);
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for(int n=0;n<*num_;n++){
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printf("现在请第 %d 个评委进行评分(0-10分)：",n+1);
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scanf("%d",&sing[i].score[n]);
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}
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}
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// 计算平均分
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aver(sing,num,*num_);
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printf("评分完成。\n");
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}
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int find_xuhao(SING sing[MAX], int num){
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// 按序号查找
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int x;
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printf("请输入需要查找的序号: ");
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scanf("%d",&x);
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for(int i=0;i<num;i++){
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if(x==sing[i].num){
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return i;
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}
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}
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return -1;
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}
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int find_xingming(SING sing[MAX],int num){
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// 按姓名查找
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char x[10];
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printf("请输入需要查找的姓名: ");
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scanf("%s",x);
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for(int i=0;i<num;i++){
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if(strcmp(x,sing[i].name)==0){
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return i;
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}
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}
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return -1;
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}
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void find(SING sing[MAX],int num, int num_){
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// 查找
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printf("请选择查找方式\n");
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int x,n;
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printf("\t1.序号查找\n");
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printf("\t2.姓名查找\n");
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printf("\t0.退出\n");
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scanf("%d",&x);
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switch(x){
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case 1:
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n=find_xuhao(sing,num);
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break;
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case 2:
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n=find_xingming(sing,num);
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break;
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default:
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return;
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}
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if(n==-1){
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printf("未找到该人\n");
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return;
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}
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printf("序号\t姓名\t性别\t平均分\t原始成绩\n");
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printf("%d\t%s\t%s\t%.2f",sing[n].num,sing[n].name,sing[n].xb,sing[n].aver);
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for(int j=0;j<num_;j++){
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printf("\t%d",sing[n].score[j]);
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}
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printf("\n");
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}
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void edit(SING sing[MAX],int num){
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// 修改信息
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int x,n;
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printf("请选择修改方式\n");
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printf("\t1.按序号修改\n");
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printf("\t2.按姓名修改\n");
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printf("\t0.退出\n");
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scanf("%d",&x);
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switch(x){
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case 1:
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n=find_xuhao(sing,num);
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break;
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case 2:
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n=find_xingming(sing,num);
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break;
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default:
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return;
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}
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if(n==-1){
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printf("未找到该歌手\n");
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return;
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}
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system("cls");
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printf("该歌手原信息如下：\n");
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printf("序号\t姓名\t性别\n");
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printf("%d\t%s\t%s\n\n",sing[n].num,sing[n].name,sing[n].xb);
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printf("输入修改后的信息：\n");
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printf("序号\t姓名\t性别\n");
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scanf("%d%s%s",&sing[n].num,sing[n].name,sing[n].xb);
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}
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void Delete(SING sing[MAX], int *num){
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// 删除信息
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int x,n;
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printf("请选择删除方式\n");
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printf("\t1.按序号删除\n");
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printf("\t2.按姓名删除\n");
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printf("\t0.退出\n");
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scanf("%d",&x);
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switch(x){
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case 1:
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n=find_xuhao(sing,*num);
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break;
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case 2:
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n=find_xingming(sing,*num);
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break;
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default:
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return;
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}
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if(n==-1){
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printf("未找到该歌手\n");
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return;
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}
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// 删除
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for(int i=n;i<*num;i++){
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sing[i]=sing[i+1];
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}
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*num=*num-1;
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}
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void sort_xuhao(SING sing[MAX], int num, int n){
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SING temp;
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for(int i=0;i<num-1;i++){
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for(int j=0;j<num-1-i;j++){
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if(n==1){
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if(sing[j].num>sing[j+1].num){
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// 交换
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temp=sing[j];
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sing[j]=sing[j+1];
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sing[j+1]=temp;
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}
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}
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else{
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if(sing[j].num<sing[j+1].num){
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// 交换
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temp=sing[j];
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sing[j]=sing[j+1];
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sing[j+1]=temp;
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}
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}
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}
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}
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}
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void sort_aver(SING sing[MAX], int num, int n){
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SING temp;
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for(int i=0;i<num-1;i++){
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for(int j=0;j<num-1-i;j++){
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if(sing[j].aver>sing[j+1].aver){
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// 交换
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temp=sing[j];
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sing[j]=sing[j+1];
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sing[j+1]=temp;
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}
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}
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}
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}
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void sort(SING sing[MAX], int num, int num_){
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int x,n;
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printf("请选择排序方式\n");
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printf("\t1.按序号排序\n");
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printf("\t2.按成绩排序\n");
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printf("\t0.退出\n");
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scanf("%d",&x);
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printf("请选择升/降序方式\n");
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printf("\t1.升序\n");
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printf("\t2.降序\n");
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printf("\t0.退出\n");
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scanf("%d",&n);
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switch(x){
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case 1:
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sort_xuhao(sing, num, n);
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break;
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case 2:
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sort_aver(sing, num, n);
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break;
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default:
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return;
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}
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printf("\n排序后排名如下：\n");
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outarrry(sing,num,num_);
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}
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int main(){
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SING sing[MAX];
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// num 为歌手数，num_ 为评委数
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int num=0,num_=0;
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int choice;
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while(1){
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// 1.菜单
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system("color fc");
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// 额外
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printf(" o8o . oooo \n");
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printf(" `'' .o8 `888 \n");
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printf(" .oooo.o oooo ooo. .oo. .oooooooo .ooooo. oooo d8b .o888oo .ooooo. .ooooo. 888 \n");
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printf("d88( '8 `888 `888P'Y88b 888' `88b d88' `88b `888""8P 888 d88' `88b d88' `88b 888 \n");
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printf("`'Y88b. 888 888 888 888 888 888ooo888 888 888 888 888 888 888 888 \n");
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printf("o. )88b 888 888 888 `88bod8P' 888 .o 888 888 . 888 888 888 888 888 \n");
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printf("8''888P' o888o o888o o888o `8oooooo. `Y8bod8P' d888b '888' `Y8bod8P' `Y8bod8P' o888o \n");
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printf(" d' YD \n");
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printf(" 'Y88888P' \n");
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printf("\n");
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printf("\t\t\t *************** 歌词比赛评分系统 ***************\n\n");
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printf("\t\t\t\t1.输入歌手信息\t\t2.输出歌手信息\n"); // 已完成
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printf("\t\t\t\t3.新增一个歌手\t\t4.查找歌手信息\n"); // 已完成
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printf("\t\t\t\t5.修改歌手信息\t\t6.删除歌手信息\n"); // 已完成
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printf("\t\t\t\t7.排序歌手\t\t8.评委评分\n"); // 已完成
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printf("\t\t\t\t9.保存歌手信息\t\t10.加载歌手信息\n"); // 已完成
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printf("\t\t\t\t\t\t0.退出\n"); // 已完成
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printf("\n");
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printf("请选择(0-10)：");
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// 2.输入
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scanf("%d", &choice);
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// 3.退出
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if(choice==0) break;
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// 4.调用子函数功能
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switch (choice) {
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case 1:
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inarray(sing,&num);
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break;
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case 2:
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outarrry(sing,num,num_);
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break;
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case 3:
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insert(sing,&num);
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break;
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case 4:
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find(sing,num,num_);
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break;
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case 5:
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edit(sing,num);
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break;
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case 6:
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Delete(sing,&num);
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break;
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case 7:
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sort(sing,num,num_);
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break;
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case 8:
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mark(sing,num,&num_);
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break;
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case 9:
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save(sing,num,num_);
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break;
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case 10:
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load(sing,&num,&num_);
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break;
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default:
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printf("调用输入错误函数\n");
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break;
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}
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// 5.清屏
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printf("按任意键继续...\n");
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getch();
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system("cls");
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}
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printf("感谢使用，再见！\n");
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return 0;
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} |