Submission #438900

#	Time	Username	Problem	Language	Result	Execution time	Memory
438900		JovanB	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++17	100 / 100	4880 ms	24244 KiB

encoder

#include <bits/stdc++.h>
using namespace std;

bool ime[1000][12];

bool gen;

int encode (int n, int x, int y) {
    if(!gen){
        int tr = 0;
        for(int j=0; j<=(1<<12); j++){
            if(__builtin_popcount(j) == 6){
                tr++;
                for(int k=0; k<12; k++){
                    if((1<<k) & j) ime[tr][k] = 1;
                }
            }
        }
        gen = 1;
    }
	for(int i=0; i<12; i++){
        if(ime[x][i] && !ime[y][i]) return i+1;
	}
}

decoder

#include <bits/stdc++.h>
using namespace std;

int ima[1000][12];
bool generated;

int decode (int n, int q, int h) {
    h--;
    if(!generated){
        int tr = 0;
        for(int j=0; j<=(1<<12); j++){
            if(__builtin_popcount(j) == 6){
                tr++;
                for(int k=0; k<12; k++){
                    if((1<<k) & j) ima[tr][k] = 1;
                }
            }
        }
        generated = 1;
    }
    if(ima[q][h]) return 1;
	return 0;
}

Compilation message (stderr)

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:24:1: warning: control reaches end of non-void function [-Wreturn-type]
   24 | }
      | ^

• Subtask 1: 100 / 100