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  1. #include <iostream>
  2. #include <cstdio>
  3. #include <cmath>
  4.  
  5. using namespace std;
  6.  
  7. int main()
  8. {
  9.     int sum,test,num,avg,f1,temp,caseno=0;
  10.     while(scanf("%d", &test)!=0)
  11.     {
  12.         if(test==0)
  13.             break;
  14.         caseno++;
  15.         sum=0;
  16.         for(int k=0;k<test;k++)
  17.         {
  18.             scanf("%d", &num);
  19.             sum+=num;
  20.         }
  21.         avg=sum/test;
  22.         printf("Case %d:\n",caseno);
  23.         if(sum%test!=0)
  24.         {
  25.             f1=sum%test;
  26.             if(test%f1==0)
  27.             {
  28.                 test=test/f1;
  29.                 if(avg<0)
  30.                 {
  31.                     avg=abs(avg);
  32.                     test=abs(test);
  33.                     printf("   1\n");
  34.                     printf("- %d-\n",avg);
  35.                     printf("   %d",test);
  36.                 }
  37.                 else
  38.                 {
  39.                     printf(" 1\n");
  40.                     printf("%d-\n",avg);
  41.                     printf(" %d",test);
  42.                 }
  43.             }
  44.             else
  45.             {
  46.                 temp=f1/2;
  47.                 for(int j=2;j<=temp;j++)
  48.                 {
  49.                     if(f1%j==0&&test%j==0)
  50.                     {
  51.                         f1=f1/j;
  52.                         test=temp/j;
  53.                     }
  54.                 }
  55.                 if(avg<0)
  56.                 {
  57.                     avg=abs(avg);
  58.                     f1=abs(f1);
  59.                     test=abs(test);
  60.                     printf("   f1\n");
  61.                     printf("- %d-\n",avg);
  62.                     printf("   %d",test);
  63.                 }
  64.                 else
  65.                 {
  66.                     printf(" f1\n");
  67.                     printf("%d-\n",avg);
  68.                     printf(" %d",test);
  69.                 }
  70.             }
  71.         }
  72.         else
  73.         {
  74.             if(avg<0)
  75.             {
  76.                 avg=abs(avg);
  77.                 printf("- %d",avg);
  78.             }
  79.             else
  80.                 printf("%d",avg);
  81.         }
  82.         printf("\n");
  83.     }
  84.     return 0;
  85. }
Success #stdin #stdout 0s 3344KB
comments (?)
stdin
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3 1 2 3
3 -1 -2 -3
3 1 2 4
4 2 4 6 10
3 -1 -2 -4
10 1 1 1 1 1 1 1 1 1 4
10 1 -1 1 -1 1 -1 -1 1 1 1
10 1 -1 1 -1 1 -1 -1 1 1 -3
0
stdout
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Case 1:
2
Case 2:
- 2
Case 3:
 1
2-
 3
Case 4:
 1
5-
 2
Case 5:
   1
- 2-
   3
Case 6:
 f1
1-
 10
Case 7:
 1
0-
 5
Case 8:
 1
0-
 -5
https://ideone.com/ah2Ghs
language:
C++ (gcc 8.3)
created:
10 years ago
visibility:
secret

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