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Submission #824636

# Submission time Handle Problem Language Result Execution time Memory
824636 2023-08-14T08:26:37 Z exodus_ Orchard (NOI14_orchard) C++14
17 / 25
 373 ms 8152 KB 
#include<bits/stdc++.h>
using namespace std;
int orch[155][5005];
int main() {
    int r,c;
    int hitone=0;
    cin >> r >> c;
    for(int i=1; i<=r; i++) {
        for(int j=1; j<=c; j++) {
            cin >> orch[i][j];
            if(orch[i][j]==1) hitone++;
        }
    }
    int answer = hitone;
    int ter, sum;
    vector<int>co(c+1);
    for(int i=1; i<=r; i++) {
        for(int k=1; k<=c; k++) {
            co[k]=0;
        }
        for(int j=i; j<=r; j++) {
            sum = 0;
            ter = 0;
            for(int kol=1; kol<=c; kol++) {
                if(orch[j][kol]) {
                    sum-=1;
                } else {
                    sum+=1;
                }
                co[kol]+=sum;
                answer = min(answer, hitone+co[kol]-ter);
                ter = max(ter, co[kol]);
            }
        }
    }
    cout << answer << endl;
    return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 304 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct

Subtask #2
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 340 KB Output is correct
2 Correct 2 ms 448 KB Output is correct
3 Correct 4 ms 340 KB Output is correct

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Runtime error 101 ms 8152 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 24 ms 1428 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 724 KB Output is correct
2 Correct 12 ms 1044 KB Output is correct
3 Correct 10 ms 980 KB Output is correct

Subtask #6
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 372 ms 4712 KB Output is correct
2 Correct 373 ms 4712 KB Output is correct
3 Correct 362 ms 4680 KB Output is correct