Submission #1229133

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Source Code Expand

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

typedef long long ll;
typedef pair<int, int> pii;

int main() {
    string s[3];
    cin >> s[0] >> s[1] >> s[2];
    
    int turn = 0;
    while (true) {
        if (s[turn][0] == 'a') {
            s[turn] = s[turn].substr(1, s[turn].size() - 1);
            turn = 0;
        } else if (s[turn][0] == 'b') {
            s[turn] = s[turn].substr(1, s[turn].size() - 1);
            turn = 1;
        } else {
            s[turn] = s[turn].substr(1, s[turn].size() - 1);
            turn = 2;
        }
        if (s[turn].size() == 0) {
            cout << (char)('A' + turn) << endl;
            break;
        }
    }
    
    return 0;
}

Submission Info

Judge Result