Submission #564454

#	Time	Username	Problem	Language	Result	Execution time	Memory
564454		RealSnake	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	0 / 100	0 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;
            return h;
        }
        h++;
    }
}

decoder

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

Compilation message (stderr)

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:15:1: warning: control reaches end of non-void function [-Wreturn-type]
   15 | }
      | ^

decoder.cpp: In function 'int decode(int, int, int)':
decoder.cpp:9:1: warning: control reaches end of non-void function [-Wreturn-type]
    9 | }
      | ^

• Subtask 1: 0 / 100