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  1. #include <iostream>
  2. #include <cstdio>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int n, TwoLog_n, k, j;
  7. 	n = 1024, TwoLog_n = 20;
  8. 	int A[n];
  9. 	for (k = 3;  k <= n; k++)
  10.         A[k] = 0;
  11. 	for (k = 2; k <= TwoLog_n; k++)
  12.     	for (j = k+1; j <= n; j++)
  13.         	A[j] = A[j] || (j%k);
  14. 	for (j = 3; j <= n; j++)
  15.     	if(!A[j]) cout << j;
  16. }
Success #stdin #stdout 0s 3136KB
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Standard output is empty
https://ideone.com/2bsRHY
language:
C++ (gcc 8.3)
created:
9 years ago
visibility:
public

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