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nontawat1996

plus1

Oct 1st, 2013
45
0
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C 0.47 KB | None | 0 0
  1. #include <stdio.h>
  2. #include <stdlib.h>
  3.  
  4. int main()
  5. {
  6.     double N,in,Sum=0,P;
  7.     scanf("%lf",&N);
  8.     while(1)
  9.     {
  10.         scanf("%lf",&in);
  11.         if(in>=0) Sum+=in;
  12.         else break;
  13.     }
  14.     P=(Sum*100)/N;
  15.     printf("%.0lf\n",N);
  16.     printf("%.0lf\n",Sum);
  17.     printf("%.2lf\n",P);
  18.     if(P>=80) printf("4");
  19.     else if(P>=70) printf("3");
  20.     else if(P>=60) printf("2");
  21.     else if(P>=50) printf("1");
  22.     else printf("0");
  23.  
  24.     return 0;
  25. }
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