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Submission #110552

# Submission time Handle Problem Language Result Execution time Memory
110552 2019-05-11T06:57:39 Z ckodser Question (Grader is different from the original contest) (CEOI14_question_grader) C++14
0 / 100
 7000 ms 2584 KB 
#include<bits/stdc++.h>
#include <functional>

#define ll long long
#define pb push_back
#define mp make_pair
#define ld long double
#define F first
#define S second
#define pii pair<ll,ll> 

using namespace :: std;

const ll mod=1e9+7;
const ll maxn=1000;
const ll inf=1e9+900;

char ans[maxn][maxn];
ll f[maxn];

void bild(){
    ll m=(1<<12);
    ll cnt=1;
    for(ll i=0;i<m;i++){
	    if(__builtin_popcount(i)==6){
	    f[cnt]=i;
	    cnt++;
	}
    }
    for(ll i=1;i<cnt;i++){
	for(ll j=1;j<cnt;j++){
	    if(i!=j){
		ll fj=f[j];
		ll fi=(~f[i]);
		for(ll u=0;u<12;u++){
		    if(((fi>>u)&1) && ((fj>>u)&1)){
			ans[i][j]=u;
		    }
		}
	    }
	}
    }
}
int encode(int n, int x, int y) {
    bild();
    return ans[x][y];
}

#include<bits/stdc++.h>
#include <functional>

#define ll long long
#define pb push_back
#define mp make_pair
#define ld long double
#define F first
#define S second
#define pii pair<ll,ll> 

using namespace :: std;

const ll mod=1e9+7;
const ll maxn=1000;
const ll inf=1e9+900;

char ans[maxn][maxn];
ll f[maxn];

void bild(){
    ll m=(1<<12);
    ll cnt=1;
    for(ll i=0;i<m;i++){
	    if(__builtin_popcount(i)==6){
	    f[cnt]=i;
	    cnt++;
	}
    }
    for(ll i=1;i<cnt;i++){
	for(ll j=1;j<cnt;j++){
	    if(i!=j){
		ll fj=f[j];
		ll fi=(~f[i]);
		for(ll u=0;u<12;u++){
		    if(((fi>>u)&1) && ((fj>>u)&1)){
			ans[i][j]=u;
		    }
		}
	    }
	}
    }
}
int decode(int n, int q, int h) {
    bild();
    for(ll i=1;i<=n;i++){
	for(ll j=1;j<=n;j++){
	    if(ans[i][j]==h && i==q){
		return 0;
	    }
	    if(ans[i][j]==h && j==q){
		return 1;
	    }
	}
    }
}

Compilation message

decoder.cpp: In function 'int decode(int, int, int)':
decoder.cpp:56:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Execution timed out 7020 ms 1280 KB Time limit exceeded
2 Incorrect 1761 ms 2584 KB Output isn't correct