Submission #1245069

#	Time	Username	Problem	Language	Result	Execution time	Memory
1245069		repmann	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++20	0 / 100	0 ms	320 KiB

encoder

#include <bits/stdc++.h>
using namespace std;
static int B[925];
inline void Pre()
{
  for(int i = 1, j = 0; i < 4096; i++)
  {
    if(__builtin_popcount(i) != 6) continue;
    B[++j] = i;
  }
  return;
}
int encode(int n, int x, int y)
{
  for(int i = 0; i < 12; i++) if((B[x] & (1 << i)) && !(B[y] & (1 << i))) return i + 1;
}

decoder

#include <bits/stdc++.h>
using namespace std;
static int B[925];
inline void Pre()
{
  for(int i = 1, j = 0; i < 4096; i++)
  {
    if(__builtin_popcount(i) != 6) continue;
    B[++j] = i;
  }
  return;
}
int decode(int n, int x, int y)
{
  return B[x] & (1 << (y - 1));
}

Compilation message (stderr)

# 1번째 컴파일 단계

encoder.cpp: In function 'int encode(int, int, int)':
encoder.cpp:16:1: warning: control reaches end of non-void function [-Wreturn-type]
   16 | }
      | ^

• Subtask 1: 0 / 100