Submission #64752

#	Time	Username	Problem	Language	Result	Execution time	Memory
64752		bazsi700	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	100 / 100	2046 ms	79168 KiB

encoder

#include <bits/stdc++.h>

using namespace std;
#define ll long long

int mask[930];

int encode(int n, int x, int y) {
if(mask[1] == 0) {
    
    int nxt = 1;
    for(int i = 0; i < (1<<12); i++) {
        int cn = 0;
        for(int j = 0; j < 12; j++) {
            if(i&(1<<j)) {
                cn++;
            }
        }
        if(cn == 6) {
            mask[nxt++] = i;
        }
    }
  }
            for(int j = 0; j < 12; j++) {
                if((mask[x]&(1<<j)) && !(mask[y]&(1<<j))) {
                    return j+1;
                }
            }
}

decoder

#include <bits/stdc++.h>

using namespace std;
#define ll long long

int mask[930];



int decode(int n, int q, int h) {
  if(mask[1] == 0) {
    
    int nxt = 1;
    for(int i = 0; i < (1<<12); i++) {
        int cn = 0;
        for(int j = 0; j < 12; j++) {
            if(i&(1<<j)) {
                cn++;
            }
        }
        if(cn == 6) {
            mask[nxt++] = i;
        }
    }
  }
            if(mask[q]&(1<<(h-1))) {
                return 1;
            } else {
                return 0;
            }
}

Compilation message (stderr)

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:29:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 100 / 100