Submission #950147

#	Time	Username	Problem	Language	Result	Execution time	Memory
950147		vjudge1	Vudu (COCI15_vudu)	C++17	42 / 140	184 ms	3932 KiB

vudu

#pragma GCC optimizer("03") ;
#include <bits/stdc++.h>
//#include <ext/pb_ds/assoc_container.hpp>
//#include <ext/pb_ds/tree_policy.hpp>
using namespace std;
//using namespace __gnu_pbds;
 
bool YES(bool f){ if(f) cout << "Yes\n" ; else cout << "No\n" ; return f ; }
void YES(){YES(1);}
void NO(){YES(0);}
void fopn(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
//#define ordered_set tree<int, null_type,less_equal<int>, rb_tree_tag,tree_order_statistics_node_update>
#define ios ios_base::sync_with_stdio(0) ; cin.tie(0) ; cout.tie(0);
//#define int unsigned short
#define ld long double
#define pii pair <int , int>
#define all(x) x.begin() , x.end()
#define ff first
#define ss second
#define endl '\n'
 
const int N = 2e5 + 5 ;
const int inf = 1e9 ;
const int mod = 1e9 + 7 ;
const double eps = 1e-8 ;
 
template <class T>
bool chmax( T& x , const T& y ){
  bool f = 0 ;
  if ( x < y ) x = y , f = 1 ;
  return f ;
}
template <class T>
bool chmin( T &x , const T &y ){
  bool f = 0 ;
  if ( x > y ) x = y , f = 1 ;
  return f ;
}
 
//code
 
int n , a[N] , ans , p ;

void solve(){
	
	cin >> n ;
	for ( int i = 0 ; i < n ; i ++ ) cin >> a[i] ;
	cin >> p ;
	for ( int i = 0 ; i < n ; i ++ ){
		int sum = 0 , cnt = 0 ;
		for ( int j = i ; j < n ; j ++ ){
			sum += a[j] ; cnt ++ ;
			ans += ( sum/cnt >= p ) ;
		}
	} cout << ans ;
	
}

signed main(){
    ios ;
	int t = 1 ;
	//cin >> t ;
	while ( t -- ) solve() ;
}

Compilation message (stderr)

vudu.cpp:1: warning: ignoring '#pragma GCC optimizer' [-Wunknown-pragmas]
    1 | #pragma GCC optimizer("03") ;
      | 
vudu.cpp: In function 'void fopn(std::string)':
vudu.cpp:11:31: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 | void fopn(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
      |                        ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vudu.cpp:11:72: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 | void fopn(string name){freopen((name+".in").c_str(),"r",stdin); freopen((name+".out").c_str(),"w",stdout);}
      |                                                                 ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 42 / 140