ok

main8.c

@@ -0,0 +1,181 @@
+#include <stdio.h>
+#include <conio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <windows.h>
+#define N 3
+#define M 10
+int add = N - 1;
+int sum[N] = { 0 }, Max[N], Min[N];
+float aver[N] = { 0 };
+struct player
+{
+    int num;
+    char name[8];
+    int score[M];
+};
+void c(const unsigned short textColor)
+{       
+	if(textColor>=0 && textColor<=15)
+    	SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), textColor);
+    else
+    	SetConsoleTextAttribute(GetStdHandle(STD_OUTPUT_HANDLE), 7);}
+void Inistplayer(struct player a[], int n)
+{
+    int i;
+    printf("请输入选手的序号和姓名（输入格式：序号 姓名）\n");
+    for (i = 0; i < n; i++)
+        
+        scanf("%d %s", &a[i].num, a[i].name);
+}
+void Inputscore(int score[], int n)
+{
+    int i;
+    for (i = 0; i < n; i++)
+        scanf("%d",&score[i]);
+}
+void sort(struct player a[], float b[], int n)
+{
+    int i, k, j,t;
+    float temp;
+    char str[8];
+    for (i = 0; i < n-1; i++)
+    {
+        k = i;
+        for (j = i + 1; j < n; j++)
+            if (b[k] > b[j])
+                k = j;
+        if (k != i)
+        {
+            temp = b[i];
+            b[i] = b[k];
+            b[k] = temp;
+            strcpy(str, a[i].name);
+            strcpy(a[i].name, a[k].name);
+            strcpy(a[k].name, str);
+            t = a[i].num;
+            a[i].num = a[k].num;
+            a[k].num = t;
+        }
+
+    }
+}
+int main()
+{
+    int flag = 1,  i, m, j;
+    char n;
+    FILE *fp;
+    struct player a[20];
+
+    while(flag)
+    {
+    	
+    	c(4);printf("                歌手比赛管理系统                \n"); 	
+c(4);printf("★★★★★★★★★★★★★★★★★★★★★★★★\n");
+c(1);printf("                 1）输入选手数据                \n");
+c(5);printf("                 2）评委打分                    \n");
+c(6);printf("                 3）成绩排序                    \n");
+c(8);printf("                 4）数据查询                    \n");
+c(9);printf("                 5）追加学生数据                \n");
+c(10);printf("                 6）写入数据文件                \n");
+c(13);printf("                 7）退出系统                    \n");
+c(4);printf("★★★★★★★★★★★★★★★★★★★★★★★★\n");
+c(15);printf("                                                \n");
+        printf("输入序号以选择功能：");
+           
+   scanf("%d,",&n);
+ 
+        switch(n)
+        {
+    case 1:system("cls");   
+	Inistplayer(a,N);printf("Press any key to continue..."); 
+getch();system("cls");     
+	
+        break;
+    case 2:
+    	system("cls");
+  
+        for(i=0;i<N;i++)
+        {  	
+	
+		 printf("注意事项：所有成绩满分为10，最低分为0\n");
+            printf("评委给第%d位选手的分数是：",i+1);
+                Inputscore(a[i].score,M);
+                printf("第%d位的选手所有成绩：\n",i+1);
+				
+            for(j=0;j<M;j++)
+               { printf("%d\t",a[i].score[j]);} 
+            printf("\n") ;
+            printf("Press any key to continue..."); 
+            getch();
+        	system("cls");
+        }  
+			system("cls");
+        break;
+    case 3:
+system("cls");
+	printf("成绩计算规则：去掉最高分，去掉最低分\n");
+	for(i=0;i<N;i++)
+           {
+               Max[i]=a[i].score[0];
+               Min[i]=a[i].score[0];
+               for(j=0;j<M;j++)
+               {
+                   sum[i]+=a[i].score[j];
+                   if(Max[i]<a[i].score[j])
+                       Max[i]=a[i].score[j];
+                   if(Min[i]>a[i].score[j])
+                       Min[i]=a[i].score[j];
+               }
+               aver[i]=(float)(sum[i]-Max[i]-Min[i])/(M-2);
+
+           }
+        sort(a,aver,N);
+        for(i=0;i<N;i++)
+            {
+			printf("%s\t%5.2f\n",a[i].name,aver[i]);}printf("Press any key to continue..."); 
+getch();
+       system("cls"); break;
+    case 4:
+system("cls");
+	printf("输入序号以查询选手：");
+               scanf("%d",&m);
+        for(i=0;i<N;i++)
+            if(a[i].num==m)
+            {
+                printf("第%d号选手%s 总分:%d,最高分%d,最低分%d,平均分%5.2f",a[i].num,a[i].name,sum[i],Max[i],Min[i],aver[i]);
+                printf("\n");
+            }printf("Press any key to continue..."); 
+getch();
+           system("cls"); break;
+    case 5:
+system("cls");	printf("请输入要追加的选手数据:\n");
+             add=add+1;
+             scanf("%d %s",&a[add].num,a[add].name);     
+			 printf("Press any key to continue..."); 
+getch();
+           system("cls");  break;
+    case 6:
+    system("cls");
+	printf("将数据写入文件\n"); 
+    fp=fopen("歌手比赛数据文件.txt","w");
+    int i=0;
+for(i<add+2;i++;)
+    {
+        fprintf(fp,"%d %s %d %d %d %5.2f",a[i].num,a[i].name,sum[i],Max[i],Min[i],aver[i]);
+    }
+    fclose(fp);printf("Press any key to continue..."); 
+getch();
+      system("cls");  break;
+    case 7:system("cls");exit(0);
+      system("cls");  break;
+    default:flag=0;
+        }
+    }
+
+    return 0;
+} 
+
+
+
+