Submission #782021

#	Time	Username	Problem	Language	Result	Execution time	Memory
782021		Andrey	Binary Subsequences (info1cup17_binary)	C++14	0 / 100	1078 ms	340 KiB

binary

#include <bits/stdc++.h>
using namespace std;

void solve() {
    int k,ans = 0,a = 0,b = 0;
    cin >> k;
    for(int i = 0; i <= k; i++) {
        a = i;
        b = k-i;
        while(a != b) {
            if(a < b) {
                swap(a,b);
            }
            a-=b+1;
        }
        if(a == 0 && b == 0) {
            ans++;
        }
    }
    cout << ans << "\n";
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    int t;
    cin >> t;
    while(t--) {
        solve();
    }
    return 0;
}

• Subtask 1: 0 / 43
• Subtask 2: 0 / 39
• Subtask 3: 0 / 18