diff --git a/2.c b/2.c
new file mode 100644
index 0000000..85e8479
--- /dev/null
+++ b/2.c
@@ -0,0 +1,143 @@
+#include<stdio.h>
+#include<stdlib.h>
+#include<conio.h>
+#define max 100
+typedef struct student{
+      int numb;
+	  char name[10];
+	  int score[3];
+	  float ave;
+}STU; 
+int main()
+{
+	STU stu[max];
+	int num=0;
+	int choice;
+	for(;;){
+	//1
+	printf("1.输入歌手信息\n");
+	printf("2.显示歌手信息\n");
+	printf("3.新增一个歌手\n");
+	printf("4.查找歌手信息\n");
+	printf("5.修改歌手信息\n");
+	printf("6.删除歌手信息\n");
+	printf("7.评委评分\n");
+	printf("8.输入歌手成绩\n");
+	printf("9.保存歌手信息\n");
+	printf("10.加载歌手信息\n");
+	printf("11.退出\n");
+	//2
+	printf("请选择");
+	scanf("%d",&choice);
+	//3
+	if(choice==0) break;
+	//4
+	switch(choice){
+	case 1: printf("功能1调用\n"); 
+		    break;
+	case 2: printf("功能2调用\n"); 
+		    break;
+	case 4: find(sing,num);
+		    break;
+    case 5: amend(sing,*num); 
+			break;
+	case 6: remove(sin,*num); 
+			break;
+
+
+
+     //5
+			printf("请按任意键继续...");
+			getch();
+			system("cls");
+	}
+
+
+	printf("感谢使用，再见\n");
+	return 0;
+}
+void find(SING sing[MAx],int n){
+    printf("请选择查找方式\n");
+	int x;
+	while(1){
+		printf("\t1.序号查找\n");
+		printf("\t2.姓名查找\n");
+		printf("\to.退出\n);
+		scanf("%d",&x);
+		if(x==0) break;
+		switch(x){
+		case 1:
+			xuhao(sing[n],num,num_);
+			break;
+		case 2:
+			xingming(sing[n].name);
+            break;
+		}
+        printf("按任意键继续...\n")
+		getch();
+		system("cls");
+	}
+	return 0;
+}
+
+
+void xuhao(SING sing,int num,int num_){
+	int x;
+   printf("请输入需要查找的序号: x\n");
+   scanf("%d",&x);
+   printf("序号\t姓名\t性别\t平均分\t原始成绩\n");
+   printf("%d\t%s\t%s\t%.2f",sing[x].num,sing[x].name,sing[x].xb,sing[x].aver);
+		for(int j=0;j<n_;j++){
+			printf("\t%d",sing[i].score[j]);
+		}
+		printf("\n");
+
+
+
+
+
+}
+
+
+void xingming(int sing[n].num){
+	int x;
+   printf("请输入需要查找的姓名: x\n");
+   scanf("%S",&x);
+   printf("序号\t姓名\t性别\t平均分\t原始成绩\n");
+   printf("%d\t%s\t%s\t%.2f",sing[x].num,sing[x].name,sing[x].xb,sing[x].aver);
+		for(int j=0;j<n_;j++){
+			printf("\t%d",sing[i].score[j]);
+		}
+		printf("\n");
+
+
+
+
+	
+
+
+
+}
+
+
+void amend(SING sing[MAX],int *pnum){
+	int n;
+	printf("请输入需要修改的歌手信息 : n\n”);
+	scanf("%d",&n);
+	printf("序号\t姓名\t性别\n");
+	scanf("%d%s%s",&sing[n].num,sing[n].name,sing[n].xb);
+}
+
+void remove(SING sing[MAX],int *pnum){
+    int n=*pnum;
+	int x;
+	printf("请输入需要删除的歌手序号：x\n");
+	scanf("%d",&x);
+	for(x;x<n;x++)
+
+	*pnum=n-1;
+
+
+
+
+}
\ No newline at end of file