Joao Afonso
Joao Afonso
Programming language:C++
2021-05-03 07:39:17
0
Q:

increase the speed of cin and cout in c++

Kapil Saini
Kapil Saini
Code: C++
2021-03-21 22:58:27 
#include <iostream>

int main(int argc, char **argv) {

  int parity = 0;
  int x;
//you can use scanf , printf alternatively for speed
  std::ios::sync_with_stdio(false);// this increases the speed of i/o

  while (std::cin >> x)
    parity ^= x;
  std::cout << parity << std::endl;

  return 0;
}
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