oj.uz

Submission #1062908

# Submission time Handle Problem Language Result Execution time Memory
1062908 2024-08-17T11:49:44 Z Unforgettablepl Cultivation (JOI17_cultivation) C++17
5 / 100
 20 ms 604 KB 
#include <bits/stdc++.h>
using namespace std;

// #define int long long


int32_t main(){
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int r,c,n;
    cin >> r >> c >> n;
    vector<pair<int,int>> points(n);
    for(auto&[a,b]:points)cin>>a>>b;
    int minX = 1e9;
    int minY = 1e9;
    for(auto&[a,b]:points) {
        minX=min(a,minX);
        minY=min(b,minY);
    }
    minX=minY=50;
    int tar = r*c;
    auto check = [&](int chosenR,int chosenC){
        vector grid(101,vector(101,0));
        for(auto&[x,y]:points) {
            grid[x][y]++;
            grid[x+chosenR][y]--;
            grid[x][y+chosenC]--;
            grid[x+chosenR][y+chosenC]++;
        }
        for(int i=1;i<=100;i++) {
            for(int j=1;j<=100;j++) {
                grid[i][j]+=grid[i][j-1];
            }
        }
        for(int i=1;i<=100;i++) {
            for(int j=1;j<=100;j++) {
                grid[j][i]+=grid[j-1][i];
            }
        }
        for(int i=1;i<=100;i++) {
            for(int j=1;j<=100;j++) {
                grid[i][j]=min(1,grid[i][j])+grid[i-1][j]+grid[i][j-1]-grid[i-1][j-1];
            }
        }
        auto get = [&](int x1,int y1,int x2,int y2) {
            return grid[x2][y2]-grid[x1-1][y2]-grid[x2][y1-1]+grid[x1-1][y1-1];
        };
        for(int i=1;i<minX+chosenR;i++) {
            for(int j=1;j<minY+chosenC;j++) {
                if(get(i,j,i+r-1,j+c-1)==tar)return true;
            }
        }
        return false;
    };
    int ans = r+c-2;
    for(int R=1;R<=r;R++) {
        for(int C=1;C<=c;C++) {
            if(check(R,C)) {
                ans=min(ans,R+C-2);
            }
        }
    }
    cout << ans << '\n';
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 500 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 2 ms 348 KB Output is correct
16 Correct 1 ms 344 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 500 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 2 ms 348 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 8 ms 348 KB Output is correct
18 Correct 20 ms 492 KB Output is correct
19 Runtime error 19 ms 496 KB Execution killed with signal 11
20 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 500 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 2 ms 348 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 8 ms 348 KB Output is correct
18 Correct 20 ms 492 KB Output is correct
19 Runtime error 19 ms 496 KB Execution killed with signal 11
20 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 1 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 1 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 2 ms 500 KB Output is correct
11 Correct 1 ms 344 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 2 ms 348 KB Output is correct
16 Correct 1 ms 344 KB Output is correct
17 Correct 8 ms 348 KB Output is correct
18 Correct 20 ms 492 KB Output is correct
19 Runtime error 19 ms 496 KB Execution killed with signal 11
20 Halted 0 ms 0 KB -