Submission #463435

#	Time	Username	Problem	Language	Result	Execution time	Memory
463435		lukadupli	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	0 / 100	7044 ms	4236 KiB

encoder

#include <bits/stdc++.h>

using namespace std;

int strat[1000];

int encode(int n, int x, int y){
    int pos = 1;

    for(int mask = 0; mask < (1 << 12); mask++){
        if(__builtin_popcount(mask) == 6){
            strat[pos] = mask;
            pos++;
        }
    }

    for(int h = 0; h <= 11; h++){
        bool xb = strat[x] & (1 << h);
        bool yb = strat[y] & (1 << h);
        if(xb && !yb) return h + 1;
    }
}

decoder

#include <bits/stdc++.h>

using namespace std;

int strat[1000];

int decode(int n, int q, int h){
    int pos = 1;

    for(int mask = 0; mask < (1 << 12); mask++){
        if(__builtin_popcount(mask) == 6){
            strat[pos] = mask;
            pos++;
        }
    }

    h--;
    if(strat[q] & (1 << h)) return 1;
    return 0;
}

Compilation message (stderr)

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:22:1: warning: control reaches end of non-void function [-Wreturn-type]
   22 | }
      | ^

• Subtask 1: 0 / 100