题解 | #二进制数#

#include<iostream>
#include<vector>
using namespace std;

int main() {
    unsigned int x;
    while (scanf("%d", &x) != EOF) {
        vector<int> bit;
        while (x != 0) {
            bit.push_back(x % 2);
            x /= 2;
        }
        for (int i = bit.size() - 1; i >= 0; i--) {
            cout << bit[i];
        }
        cout << endl;
    }
    return 0;
}