Files
python/TangDou/CSP-J/J2_2020/1_ErJinZhi.cpp

25 lines
438 B
C++
Raw Normal View History

2025-08-30 18:35:01 +08:00
#include <bits/stdc++.h>
using namespace std;
const int N = 32;
int a[N], al;
int main() {
int n;
cin >> n;
if (n % 2) {
puts("-1");
exit(0);
}
// 将x拆分成二进制形式,用数组装起来
while (n) {
a[++al] = n % 2;
n /= 2;
}
for (int i = al; i; i--) // 由高位到低位
if (a[i]) printf("%d ", 1 << (i - 1));
return 0;
}