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Submission #956217

# Submission time Handle Problem Language Result Execution time Memory
956217 2024-04-01T10:41:17 Z thunopro Easter Eggs (info1cup17_eastereggs) C++14
6 / 100
 2 ms 616 KB 
#include<bits/stdc++.h>
using namespace std ;
#define maxn 20009 
#define ll long long
#define pb push_back  
#define fi first 
#define se second 
#define left id<<1
#define right id<<1|1 
#define re exit(0); 
#define _lower(x) lower_bound(v.begin(),v.end(),x)-v.begin()+1 
#define TIME (1.0*clock()/CLOCK_PERS_SEC) 

const int mod = 1e9+7 ; 
const int INF = 1e9 ; 

typedef vector<int> vi ; 
typedef pair<int,int> pii ; 
typedef vector<pii> vii ; 

void add ( int &a , int b ) 
{
	a += b ; 
	if ( a >= mod ) a -= mod ; 
	if ( a < 0 ) a += mod ; 
}

template < typename T > void chkmin ( T &a , T b ) { if ( a > b ) a = b ;} 
template < typename T > void chkmax ( T &a , T b ) { if ( a < b ) a = b ;} 

void rf () 
{
	freopen("bai1.inp","r",stdin) ; 
}

int _pow ( int a , int n ) 
{
	if ( n == 0 ) return 1 ; 
	int res = _pow (a,n/2) ; 
	if ( n % 2 ) return 1ll*res*res%mod*a%mod ; 
	else return 1ll*res*res%mod ; 
}

mt19937 rng(time(0)) ; 

#include "grader.h"

int findEgg ( int n , vii bridges ) 
{
	for ( int i = 1 ; i <= n ; i ++ ) 
	{
		vi v ; 
		v . pb (i) ; 
		if ( query(v) == 1 ) return i ; 
	}			
}

Compilation message

eastereggs.cpp: In function 'void rf()':
eastereggs.cpp:33:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   33 |  freopen("bai1.inp","r",stdin) ;
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
eastereggs.cpp: In function 'int findEgg(int, vii)':
eastereggs.cpp:56:1: warning: control reaches end of non-void function [-Wreturn-type]
   56 | }
      | ^

Subtask #1
6.0 / 40.0

# Verdict Execution time Memory Grader output
1 Partially correct 1 ms 344 KB Number of queries: 16
2 Partially correct 2 ms 344 KB Number of queries: 16
3 Partially correct 1 ms 344 KB Number of queries: 16
4 Partially correct 1 ms 344 KB Number of queries: 16

Subtask #2
0 / 40.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 616 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 452 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -