歌唱比赛计分 (8 分)设有10名歌手(编号为1-10)参加歌咏比赛

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未采用结构体的解法，通过二维数组解题

#include <stdio.h>
void rank(int arr[10][6] )
{
   int str[4] = { 0 };
   int a1[6] = { 0 };
   int k = 0;
   int i = 0;
   int z = 0;
   int j = 0;
   int temp = 0;
   double s1[10][2] = { 0 };
   double sum = 0;
   int n = 10;
   double temp1 = 0;
   double temp2 = 0;
   while( k != 10 )
   {
       for( i = 0 ; i < 6 ; i++ )
       {
           a1[i] = arr[z][i];
       }
       for( i = 0 ; i < 5 ; i++ )
       {
           for( j = 0 ; j < 5 - i ; j++ )
           {
               if(a1[j] > a1[j+1] )
               {
                   temp = a1[j];
                   a1[j] = a1[j+1];
                   a1[j+1] = temp;
               }
           }
       }
       for( i = 1 ; i < 5 ; i++ )
       {
           sum = sum + a1[i];
       }
       sum = sum / 4.0;
       for( i = 0 ; i < 2 ; i++ )
       {
           if( i == 0 )
           {
           s1[z][i] = z+1;
           }
           else
           {
               s1[z][i] = sum;
           }
       }
       z++;
       k++;
       sum = 0;
   }
   for( i = 0 ; i < 9 ; i++ )
   {
       for( j = 0 ; j < 9 - i ; j++)
       {
           if( s1[j][1] < s1[j+1][1] )
           {
               temp1 = s1[j][0];
               temp2 = s1[j][1];
               s1[j][0] = s1[j+1][0];
               s1[j][1] = s1[j+1][1];
               s1[j+1][0] = temp1;
               s1[j+1][1] = temp2;
           }
       }
   }
   for( i = 0 ; i < 10 ; i++ )
   {
       printf("No.%d: %.2f\n",(int)s1[i][0],s1[i][1]);
   }

}
int main()
{
   int arr[10][6] = { 0 };
   int i = 0;
   int j = 0;
   char arr1 = '\0';
   for( i = 0 ; i < 10 ; i++ )
   {
       for( j = 0 ; j < 6 ; j++ )
       {
           scanf("%c",&arr1);
           getchar();
           if( (int)arr1 <= (int)'9' && (int)arr1 >= (int)'0' )
           {
               arr[i][j] = (int)arr1 - (int)'0';
           }
           else
           {
               printf("成绩必须为十分制:\n");
               return 0;
           }
       }

   }
   rank(arr);
   return 0;
}