Submission #896025

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
896025	2023-12-31 13:04:06	thunopro	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++14	100 / 100	1068 ms	101764 KiB

sortbooks

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#include<bits/stdc++.h>
using namespace std ; 
#define ll long long 
#define maxn 1000009 
#define fi first 
#define se second 
#define pb push_back 
#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  
const int mod = 1e9+7 ; 
const int INF = 1e9 ; 
const int LOG = 18 ; 
typedef vector<int> vi ; 
typedef pair<int,int> pii ; 
typedef vector<ll> vl ; 
typedef vector<pii> vii ; 
 
void add ( int &a , int b ) 
{
  a += b ;
  if ( a < 0 ) a += mod ; 
  if ( a >= mod ) 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 ; } 
 
 
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Compilation message (stderr)

sortbooks.cpp: In function 'void rf()':
sortbooks.cpp:34:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   34 |  freopen ("bai1.inp","r",stdin) ;
      |  ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 13 / 13
• Subtask 4: 17 / 17
• Subtask 5: 30 / 30
• Subtask 6: 23 / 23