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Submission #837123

# Submission time Handle Problem Language Result Execution time Memory
837123 2023-08-25T01:26:36 Z devariaota Orchard (NOI14_orchard) C++17
13 / 25
 49 ms 11988 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ld long double
#define ull unsigned long long
#define pii pair<int, int>
#define pll pair<ll, ll>
#define fi first
#define se second

const int N = 2e5 + 5;

int main() { 
    ios_base::sync_with_stdio(false); cin.tie(NULL);
    int n, m, ans = 0;
    cin >> n >> m;
    vector<vector<int>> a(n + 1, vector<int>(m + 1));
    for (int i = 1; i <= n; i++) {
        for (int j = 1; j <= m; j++) {
            cin >> a[i][j];
            if (a[i][j] == 1) ans--;
            else a[i][j] = -1;
        }
    }
    if (n == 1) {
        int mx = 0, sum = 0;
        for (int i = 1; i <= m; i++) {
            sum = max(0, sum + a[1][i]);
            mx = max(mx, sum);
        }
        cout << -1 * (ans + mx) << "\n";
    }
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 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 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 468 KB Output is correct

Subtask #3
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 47 ms 11988 KB Output is correct
2 Correct 47 ms 11948 KB Output is correct
3 Correct 49 ms 11988 KB Output is correct

Subtask #4
0 / 3.0

# Verdict Execution time Memory Grader output
1 Incorrect 11 ms 1876 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 4.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 33 ms 3304 KB Output isn't correct
2 Halted 0 ms 0 KB -