Submission #722312

#	Time	Username	Problem	Language	Result	Execution time	Memory
722312		ktkerem	Quality Of Living (IOI10_quality)	C++17	100 / 100	1502 ms	140232 KiB

quality

/*#pragma GCC target ("avx2")
#pragma GCC optimize ("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
#include<bits/stdc++.h>
#include "quality.h"
typedef int ll;
typedef long double ld;
typedef __int128 vll;
typedef long long ftyp;
typedef std::complex<ftyp> vec;
#define llll std::pair<ll , ll>
#define pb push_back
#define fi first
#define sec second
#define cx real
#define cy imag
#define all(a) a.begin() , a.end()
#define debug std::cout << "!!ALERT ALERT!!" << std::endl;  
const ll limit = 1e9+7;
const ll sus = 5e4+5;
std::mt19937 rng(std::chrono::steady_clock::now().time_since_epoch().count());
ll rectangle(ll r , ll c , ll h , ll w , ll q[3001][3001]){
  ll prf[r][c];
  ll lk = h*w/2 , rk = r*c/2+1;
  ll ss = h * w / 2 + 1;
  while(rk > lk){
    ll md = (lk + rk)/2;
    ll kd = 0;
    for(ll i = 0;r>i;i++){
      for(ll j = 0;c>j;j++){
        prf[i][j] = (q[i][j] <= md?1:0);
        if(i > 0){
          prf[i][j] += prf[i-1][j];
        }
        if(j > 0){
          prf[i][j] += prf[i][j-1];
        }
        if(i > 0 && j > 0){
          prf[i][j] -= prf[i-1][j-1];
        }
        if(h<=i+1 && w <= j+1){
          ll o = prf[i][j];
          if(i - h >= 0){
            o-= prf[i-h][j];
          }
          if(j - w>=0){
            o-= prf[i][j-w];
          }
          if(i - h >= 0 && j - w>=0){
            o+= prf[i-h][j-w];
          }
          if(o >= ss){
            kd = 1;
          }
        }
      }
    }
    if(kd){
      rk = md;
    }
    else{
      lk = md+1;
    }
  }
  return lk;
}
/*void solve(){
  ll **ar = new ll*[5];
  for(ll i = 0;5>i;i++){
    ar[i] = new ll [5];
  }
  for(ll i = 0 ; 5>i;i++){
    for(ll j = 0;5>j;j++){
      std::cin >> ar[i][j];
    }
  }
  std::cout << rectangle(5 , 5 , 3 , 3 , ar);
  return;
}
int main(){
  std::ios_base::sync_with_stdio(false);std::cin.tie(NULL);
  #ifndef ONLINE_JUDGE
    freopen("in.txt" , "r" , stdin);
    freopen("out.txt" , "w" , stdout);
  #endif
  ll t = 1;
  //std::cin >> t;
  while(t--){
    solve();
  }
}*/

Compilation message (stderr)

quality.cpp:5:78: warning: "/*" within comment [-Wcomment]
    5 | #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
      |

• Subtask 1: 20 / 20
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 20 / 20
• Subtask 5: 20 / 20