Submission #564456

#	Time	Username	Problem	Language	Result	Execution time	Memory
564456		RealSnake	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	0 / 100	1 ms	416 KiB

encoder

int encode(int n, int x, int y) {
    int h = 0;
    while(x || y) {
        int a = x % 10;
        int b = y % 10;
        x /= 10;
        y /= 10;
        if(a != b) {
            h *= 10;
            h += a;
            break;
        }
        h++;
    }
    return h;
}

decoder

int decode(int n, int q, int h) {
    int d = (h / 10) % 10, o = 0;
    while(q) {
        if(d == o)
            break;
        q /= 10;
        o++;
    }
    return q % 10 == h % 10;
}

• Subtask 1: 0 / 100