题目:http://acm.hdu.edu.cn/showproblem.php?pid=2568
AC代码(C++):
#include <iostream>
#include <queue>
#include <set>
#include <string>
#include <algorithm>
#include <string.h>
#include <math.h>
#define INF 0x3f3f3f3f
#define eps 1e-8
typedef unsigned long long ULL
;
using namespace std
;
int n
;
int main() {
int t
;
cin
>> t
;
while (t
--) {
cin
>> n
;
int cnt
= 0;
while (n
!= 0) {
if (n
% 2 == 0)n
/= 2;
else {
n
--;
cnt
++;
}
}
cout
<< cnt
<< endl
;
}
//system("pause");
} 总结: 水题.
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