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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <time.h>
  4. int creature(int n){
  5.     int gold=0;
  6.     int creature=n;
  7.     float r;
  8.     while(creature>0){
  9.         r=(float)rand()/RAND_MAX;
  10.         creature-=1;
  11.         if (r <= 0.9){
  12.             gold++;
  13.         }else{
  14.             creature += 2;
  15.         }   
  16.     }
  17.     return gold;
  18. }
  19. int main(){
  20.     srand(time(NULL));
  21.     int sum = 0;
  22.  
  23.     for (int i = 0; i < 100; i++) {
  24.         int g = creature(100);
  25.         printf("%d\n", g);
  26.         sum += g;
  27.     }
  28.     printf("sum = %d\n", sum);
  29.     printf("ave=%f\n", (float)sum / 100);
  30.  
  31.     return 0;
  32. }
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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sum = 11219
ave=112.190002
https://ideone.com/NHShDO
language:
C (gcc 8.3)
created:
4 days ago
visibility:
public

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