oj.uz

Submission #258650

# Submission time Handle Problem Language Result Execution time Memory
258650 2020-08-06T10:18:17 Z uacoder123 Quality Of Living (IOI10_quality) C++14
80 / 100
 5000 ms 106272 KB 
#include <bits/stdc++.h>
#include "quality.h"
#include <ext/pb_ds/assoc_container.hpp>
using namespace std;
using namespace __gnu_pbds;
#define F first
#define S second
#define FOR(i,a,b) for (auto i = (a); i <= (b); ++i)
#define NFOR(i,a,b) for(auto i = (a); i >= (b); --i)
#define all(x) (x).begin(), (x).end()
#define sz(x) int(x.size())
#define mp(i,a) make_pair(i,a)
#define pb(a) push_back(a)
#define bit(x,b) (x&(1LL<<b))

typedef int lli;
typedef pair <lli,lli> ii;
typedef pair <lli,ii> iii;
typedef vector <lli> vi;
typedef tree<pair<lli,int>,null_type,less<pair<lli,int>>,rb_tree_tag,tree_order_statistics_node_update> ordered_set;
int r,c,h,w,arr[3001][3001],pr[3001],p[3001][3001];
int check(int m)
{
  int s=0,ch=0;
  for(int i=0;i<r;++i)
  {
    p[i+1][c-w+1]=0;
    for(int j=c-w;j<c;++j)
    {
      if(arr[i][j]<m)
        p[i+1][c-w+1]+=-1;
      else if(arr[i][j]>m)
        p[i+1][c-w+1]+=1;
    }
    if(i>=h)
      s-=p[i-h+1][c-w+1];
    s+=p[i+1][c-w+1];
    if(i>=h-1)
    {
      pr[i]=s;
      if(s<=0)
        ch=1;
    }
  }
  if(ch)
    return(ch);
  for(int j=0;j<c;++j)
  {
    for(int i=0;i<r;++i)
    {
      p[i+1][j+1]=p[i][j+1];
      if(arr[i][j]<m)
        p[i+1][j+1]+=-1;
      else if(arr[i][j]>m)
        p[i+1][j+1]+=1;
    }
  }
  for(int i=h-1;i<r;++i)
  {
    for(int j=c-w-1;j>=0;--j)
    {
      pr[i]=pr[i]-(p[i+1][j+w+1]-p[i-h+1][j+w+1])+p[i+1][j+1]-p[i+1-h][j+1];
      if(pr[i]<=0)
        return ch=1;
    }
  }
  return(ch);
}
int rectangle(int R, int C, int H, int W, int Q[3001][3001]) 
{
  
      ios_base::sync_with_stdio(false);
      cin.tie(NULL);
  r=R;
  c=C;
  h=H;
  w=W;
  for(int i=0;i<r;++i)
    for(int j=0;j<c;++j)
      arr[i][j]=Q[i][j];
  int le=1,ri=r*c,ans=r*c;
  while(le<=ri)
  {
    int mi=(le+ri)/2;
    if(check(mi))
    {
      ri=mi-1;
      ans=mi;
    }
    else
    {
      le=mi+1;
    }
  }
  return(ans);
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 768 KB Output is correct
2 Correct 1 ms 768 KB Output is correct
3 Correct 1 ms 768 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 768 KB Output is correct
2 Correct 1 ms 768 KB Output is correct
3 Correct 1 ms 768 KB Output is correct
4 Correct 3 ms 1664 KB Output is correct
5 Correct 3 ms 1664 KB Output is correct
6 Correct 3 ms 1664 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 768 KB Output is correct
2 Correct 1 ms 768 KB Output is correct
3 Correct 1 ms 768 KB Output is correct
4 Correct 3 ms 1664 KB Output is correct
5 Correct 3 ms 1664 KB Output is correct
6 Correct 3 ms 1664 KB Output is correct
7 Correct 31 ms 5048 KB Output is correct
8 Correct 32 ms 4992 KB Output is correct
9 Correct 27 ms 4864 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 768 KB Output is correct
2 Correct 1 ms 768 KB Output is correct
3 Correct 1 ms 768 KB Output is correct
4 Correct 3 ms 1664 KB Output is correct
5 Correct 3 ms 1664 KB Output is correct
6 Correct 3 ms 1664 KB Output is correct
7 Correct 31 ms 5048 KB Output is correct
8 Correct 32 ms 4992 KB Output is correct
9 Correct 27 ms 4864 KB Output is correct
10 Correct 628 ms 24148 KB Output is correct
11 Correct 557 ms 24060 KB Output is correct
12 Correct 297 ms 18428 KB Output is correct

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 768 KB Output is correct
2 Correct 1 ms 768 KB Output is correct
3 Correct 1 ms 768 KB Output is correct
4 Correct 3 ms 1664 KB Output is correct
5 Correct 3 ms 1664 KB Output is correct
6 Correct 3 ms 1664 KB Output is correct
7 Correct 31 ms 5048 KB Output is correct
8 Correct 32 ms 4992 KB Output is correct
9 Correct 27 ms 4864 KB Output is correct
10 Correct 628 ms 24148 KB Output is correct
11 Correct 557 ms 24060 KB Output is correct
12 Correct 297 ms 18428 KB Output is correct
13 Execution timed out 5060 ms 106272 KB Time limit exceeded
14 Halted 0 ms 0 KB -