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primenumber2

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Jun 23rd, 2017
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  1. #include <stdio.h>
  2.  
  3. bool prime(int x){
  4.     int i;
  5.     if(x == 1) return false;
  6.     for(i = 2; i < x; i++){
  7.         if(x % i == 0 && x != i){
  8.             return false;
  9.         }
  10.     }
  11.     return true;
  12. }
  13.  
  14. int main(void) {
  15.     int n, m;
  16.     scanf("%d %d",&n, &m);
  17.     for(int i = n; i <= m; i++){
  18.         if(prime(i)){
  19.             printf("%d ",i);
  20.         }
  21.     }
  22.     return 0;
  23. }
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