Submission #564678

#	Time	Username	Problem	Language	Result	Execution time	Memory
564678		shrimb	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++17	0 / 100	1900 ms	24100 KiB

encoder

#include"bits/stdc++.h"
using namespace std;
int encode (int n, int x, int y) {
    int ret = 0;
    bool flag = 0;
    while (x) {
        flag ^= 1;
        while (x % 2 == 0) ret+=flag+1, x/=2;
        while (x % 2) ret+=flag+2, x/=2;
    }
    return ret;
}

decoder

#include"bits/stdc++.h"
using namespace std;
int decode (int n, int q, int h) {
	int x = q;
	int ret = 0;
	bool flag = 0;
    while (x) {
        flag ^= 1;
        while (x % 2 == 0) ret+=flag+1, x/=2;
        while (x % 2) ret+=flag+2, x/=2;
    }
	return ret == h;
}

• Subtask 1: 0 / 100