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Dec 12th, 2019
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C++ 0.53 KB | None | 0 0
  1. vector<int> new_prime(int n) {
  2.     vector<int> prime;
  3.    
  4.     for(int i = 2; i <= n; ++i) {
  5.         prime.push_back(i);
  6.     }
  7.  
  8.     vector<int> new_prime;
  9.    
  10.     for(int i = 0; i < prime.size(); ++i) {
  11.  
  12.         bool isPrime = true;
  13.         for (int j = 0; j < new_prime.size(); ++j) {
  14.             if (prime[i] % new_prime[j] == 0) {
  15.                 isPrime = false;
  16.                 break;
  17.             }
  18.         }
  19.  
  20.         if (isPrime) {
  21.             new_prime.push_back(prime[i]);
  22.         }
  23.     }
  24.  
  25.     return new_prime;
  26. }
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