oj.uz

Submission #925504

# Submission time Handle Problem Language Result Execution time Memory
925504 2024-02-11T20:33:50 Z VMaksimoski008 Quality Of Living (IOI10_quality) C++14
100 / 100
 1261 ms 71044 KB 
#include <iostream>
#include "quality.h"
using namespace std;

int rectangle(int n, int m, int h, int w, int q[3001][3001]) {
    int l=0, r=1e9, ans=0, pref[3001][3001];

    while(l <= r) {
        int mid = (l + r) / 2;
        bool ok = 0;

        for(int i=1; i<=n; i++)
            for(int j=1; j<=m; j++)
                pref[i][j] = (q[i-1][j-1] <= mid) + pref[i-1][j] + pref[i][j-1] - pref[i-1][j-1];

        for(int i=1; i+h-1<=n; i++)
            for(int j=1; j+w-1<=m; j++)
                if(2 * (pref[i+h-1][j+w-1] - pref[i-1][j+w-1] - pref[i+h-1][j-1] + pref[i-1][j-1]) >= h * w) ok = 1;

        if(ok) ans = mid, r = mid - 1;
        else l = mid + 1;
    }

    return ans;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 37724 KB Output is correct
2 Correct 16 ms 37724 KB Output is correct
3 Correct 17 ms 37716 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 37724 KB Output is correct
2 Correct 16 ms 37724 KB Output is correct
3 Correct 17 ms 37716 KB Output is correct
4 Correct 18 ms 37724 KB Output is correct
5 Correct 18 ms 37724 KB Output is correct
6 Correct 17 ms 37668 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 37724 KB Output is correct
2 Correct 16 ms 37724 KB Output is correct
3 Correct 17 ms 37716 KB Output is correct
4 Correct 18 ms 37724 KB Output is correct
5 Correct 18 ms 37724 KB Output is correct
6 Correct 17 ms 37668 KB Output is correct
7 Correct 28 ms 39772 KB Output is correct
8 Correct 29 ms 39768 KB Output is correct
9 Correct 29 ms 39748 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 37724 KB Output is correct
2 Correct 16 ms 37724 KB Output is correct
3 Correct 17 ms 37716 KB Output is correct
4 Correct 18 ms 37724 KB Output is correct
5 Correct 18 ms 37724 KB Output is correct
6 Correct 17 ms 37668 KB Output is correct
7 Correct 28 ms 39772 KB Output is correct
8 Correct 29 ms 39768 KB Output is correct
9 Correct 29 ms 39748 KB Output is correct
10 Correct 175 ms 47904 KB Output is correct
11 Correct 143 ms 47952 KB Output is correct
12 Correct 87 ms 48068 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 37724 KB Output is correct
2 Correct 16 ms 37724 KB Output is correct
3 Correct 17 ms 37716 KB Output is correct
4 Correct 18 ms 37724 KB Output is correct
5 Correct 18 ms 37724 KB Output is correct
6 Correct 17 ms 37668 KB Output is correct
7 Correct 28 ms 39772 KB Output is correct
8 Correct 29 ms 39768 KB Output is correct
9 Correct 29 ms 39748 KB Output is correct
10 Correct 175 ms 47904 KB Output is correct
11 Correct 143 ms 47952 KB Output is correct
12 Correct 87 ms 48068 KB Output is correct
13 Correct 1261 ms 71004 KB Output is correct
14 Correct 1174 ms 71044 KB Output is correct
15 Correct 1178 ms 71028 KB Output is correct