oj.uz

Submission #258647

# Submission time Handle Problem Language Result Execution time Memory
258647 2020-08-06T10:11:54 Z uacoder123 Quality Of Living (IOI10_quality) C++14
80 / 100
 5000 ms 106132 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]) 
{
  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 640 KB Output is correct
2 Correct 1 ms 640 KB Output is correct
3 Correct 1 ms 640 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 640 KB Output is correct
2 Correct 1 ms 640 KB Output is correct
3 Correct 1 ms 640 KB Output is correct
4 Correct 4 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 640 KB Output is correct
2 Correct 1 ms 640 KB Output is correct
3 Correct 1 ms 640 KB Output is correct
4 Correct 4 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 29 ms 4992 KB Output is correct
8 Correct 32 ms 4992 KB Output is correct
9 Correct 26 ms 4912 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 640 KB Output is correct
2 Correct 1 ms 640 KB Output is correct
3 Correct 1 ms 640 KB Output is correct
4 Correct 4 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 29 ms 4992 KB Output is correct
8 Correct 32 ms 4992 KB Output is correct
9 Correct 26 ms 4912 KB Output is correct
10 Correct 591 ms 24268 KB Output is correct
11 Correct 548 ms 24056 KB Output is correct
12 Correct 295 ms 18296 KB Output is correct

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 640 KB Output is correct
2 Correct 1 ms 640 KB Output is correct
3 Correct 1 ms 640 KB Output is correct
4 Correct 4 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 29 ms 4992 KB Output is correct
8 Correct 32 ms 4992 KB Output is correct
9 Correct 26 ms 4912 KB Output is correct
10 Correct 591 ms 24268 KB Output is correct
11 Correct 548 ms 24056 KB Output is correct
12 Correct 295 ms 18296 KB Output is correct
13 Execution timed out 5075 ms 106132 KB Time limit exceeded
14 Halted 0 ms 0 KB -