Submission #845026


Source Code Expand

Copy
#include <bits/stdc++.h>

using namespace std;

#define int long long

signed main() {
    ios_base::sync_with_stdio(false); cin.tie(0);

    int n;
    cin >> n;
    vector<int> a(n);
    for (int i = 0; i < n; i++) {
        cin >> a[i];
    }
    int ans = 0;
    for (int i = 0; i < n; i++) {
        ans += a[i] / 2;
        a[i] %= 2;
        if (i != n - 1 && a[i] > 0 && a[i + 1] > 0) {
            ans++;
            a[i + 1]--;
        }
    }

    cout << ans << '\n';
}

Submission Info

Submission Time
Task A - Wanna go back home
User komendart
Language C++14 (GCC 5.4.1)
Score 0
Code Size 509 Byte
Status WA
Exec Time 5 ms
Memory 256 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 200
Status
WA × 4
WA × 15
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt, s4.txt
All 01.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 13.txt, 15.txt, s1.txt, s2.txt, s3.txt, s4.txt
Case Name Status Exec Time Memory
01.txt WA 4 ms 256 KB
04.txt WA 4 ms 256 KB
05.txt WA 4 ms 256 KB
06.txt WA 4 ms 256 KB
07.txt WA 4 ms 256 KB
08.txt WA 4 ms 256 KB
09.txt WA 4 ms 256 KB
10.txt WA 4 ms 256 KB
11.txt WA 4 ms 256 KB
13.txt WA 4 ms 256 KB
15.txt WA 5 ms 256 KB
s1.txt WA 4 ms 256 KB
s2.txt WA 4 ms 256 KB
s3.txt WA 4 ms 256 KB
s4.txt WA 4 ms 256 KB