Submission #320275

#	Time	Username	Problem	Language	Result	Execution time	Memory
320275		tasfiq4	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	100 / 100	4984 ms	24740 KiB

encoder

#include <bits/stdc++.h>
 
using namespace std;
 
bool am=false;
int ok[922][12];
int perm[12]={0,0,0,0,0,0,1,1,1,1,1,1};
 
int encode(int n,int x,int y){
	//printf("x %d y %d\n",x,y);
	int i,cnt=0;
	if(!am)
	{
		do{
			for(i=0;i<12;i++)
				ok[cnt][i]=perm[i];
			cnt++;
		}while(next_permutation(perm,perm+12));
		am=true;
	}
	x--;y--;
	for(i=0;i<12;i++)
		if(ok[x][i]&&!ok[y][i]) return i+1;
}

decoder

#include <bits/stdc++.h>
 
using namespace std;
 
bool am=false;
int ok[922][12];
int perm[12]={0,0,0,0,0,0,1,1,1,1,1,1};
 
 
int decode(int n,int q,int h){
	int i,cnt=0;
	q--;
	if(!am)
	{
		do{
			for(i=0;i<12;i++)
				ok[cnt][i]=perm[i];
			cnt++;
		}while(next_permutation(perm,perm+12));
		am=true;
	}
	return ok[q][h-1];
	//printf("h %lld\n",h);
}

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