Submission #26798

#	Time	Username	Problem	Language	Result	Execution time	Memory
26798		baactree	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	27 / 100	1922 ms	25672 KiB

encoder

int encode (int n, int x, int y) {
    for(int i=0;i<10;i++){
        int a=x&1;
        int b=y&1;
        if(a!=b){
            return i*2+a+1;
        }
        x/=2;
        y/=2;
    }
    return 0;
}

decoder

int decode (int n, int q, int h) {
    h--;
    int k=h&1;
    h/=2;
    while(h--)
        q/=2;
    return (q&1)==k;
}

• Subtask 1: 27 / 100