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Submission #912478

# Submission time Handle Problem Language Result Execution time Memory
912478 2024-01-19T14:17:43 Z Neos Nizin (COCI16_nizin) C++14
100 / 100
 56 ms 5488 KB 
#include<bits/stdc++.h>
using namespace std;

const int N = 1e6 + 7;

int n, a[N];

int main() {
    ios::sync_with_stdio(0); cin.tie(0);
    cin >> n;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
    }

    int l = 1, r = n, cnt = 0;
    for (; l < r; ) {
        if (a[l] == a[r]) {
            l++;
            r--;
            // (l + 1, r - 1)
        }
        else {
            if (a[l] > a[r]) {
                a[r - 1] += a[r];
                r--;
                // (l, r - 1)
            }
            else {
                a[l + 1] += a[l];
                l++;
                // (l + 1, r)
            }
            cnt++;
        }
    }
    cout << cnt;
    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 600 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 600 KB Output is correct
3 Correct 1 ms 348 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 360 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 2652 KB Output is correct
2 Correct 9 ms 2652 KB Output is correct
3 Correct 5 ms 2908 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 3072 KB Output is correct
2 Correct 22 ms 3324 KB Output is correct
3 Correct 33 ms 3420 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 34 ms 4296 KB Output is correct
2 Correct 52 ms 4432 KB Output is correct
3 Correct 43 ms 5108 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 56 ms 5440 KB Output is correct
2 Correct 46 ms 5488 KB Output is correct
3 Correct 50 ms 5444 KB Output is correct