2017/3/3
#include <iostream>using namespace std;unsigned int get1Num(int inum) { int cnt = 0; while (inum) { cnt++; inum = inum & (inum - 1); } return cnt;}int main() { int num; cin >> num; cin.get(); cout << get1Num(num) << endl; cin.get(); return 0;}新聞熱點
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