Submission #1793115

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Source Code Expand

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

using ll = long long;

template <typename T> T inf;
template <> constexpr int inf<int> = 1e9;
template <> constexpr ll inf<ll> = 1e18;

int main() {
    int A, B, C;
    cin >> A >> B >> C;
    if(A == B && B == C) {
        cout << -1 << endl;
        return 0;
    }
    int res = 0;
    while(A % 2 == 0 && B % 2 == 0 && C % 2 == 0) {
        res++;
        int na = (B + C) / 2;
        int nb = (A + C) / 2;
        int nc = (A + B) / 2;
        A = na;
        B = nb;
        C = nc;
    }
    cout << res << endl;
}

Submission Info

Judge Result