Submission #34542747

Source Code Expand

#include"bits/stdc++.h"

using namespace std;

int main() {
    // freopen("C.in" , "r" , stdin);
    // freopen("C.out" , "w" , stdout);
    int n, m;
    cin >> n >> m;
    vector<int> a(n+1);
    for (int i = 1; i <= n; ++i) cin >> a[i];
    long long tmp = 0;
    long long ss = 0;
    for (int i = 1; i <= m; ++i) {
        tmp += 1LL * a[i] * i;
        ss += a[i];
    }
    long long ans = tmp;
    for (int i = m+1; i <= n; ++i) {
        tmp -= ss;
        tmp += 1LL * a[i] * m;
        ans = max(ans, tmp);
        ss += a[i] - a[i-m];
    }
    cout << ans << endl;
    return 0;
}

Submission Info

Submission Time
Task C - Index × A(Continuous ver.)
User ZzZZCHS
Language C++ (GCC 9.2.1)
Score 300
Code Size 624 Byte
Status AC
Exec Time 56 ms
Memory 3988 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 2
AC × 29
Set Name Test Cases
Sample example_00.txt, example_01.txt
All example_00.txt, example_01.txt, test_00.txt, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt
Case Name Status Exec Time Memory
example_00.txt AC 8 ms 3400 KiB
example_01.txt AC 2 ms 3592 KiB
test_00.txt AC 53 ms 3976 KiB
test_01.txt AC 17 ms 3540 KiB
test_02.txt AC 25 ms 3444 KiB
test_03.txt AC 35 ms 3484 KiB
test_04.txt AC 35 ms 3536 KiB
test_05.txt AC 50 ms 3872 KiB
test_06.txt AC 14 ms 3592 KiB
test_07.txt AC 17 ms 3540 KiB
test_08.txt AC 26 ms 3400 KiB
test_09.txt AC 31 ms 3580 KiB
test_10.txt AC 51 ms 3988 KiB
test_11.txt AC 42 ms 3776 KiB
test_12.txt AC 34 ms 3772 KiB
test_13.txt AC 39 ms 3664 KiB
test_14.txt AC 37 ms 3624 KiB
test_15.txt AC 51 ms 3840 KiB
test_16.txt AC 56 ms 3928 KiB
test_17.txt AC 53 ms 3860 KiB
test_18.txt AC 53 ms 3860 KiB
test_19.txt AC 53 ms 3888 KiB
test_20.txt AC 56 ms 3920 KiB
test_21.txt AC 54 ms 3920 KiB
test_22.txt AC 54 ms 3888 KiB
test_23.txt AC 53 ms 3888 KiB
test_24.txt AC 54 ms 3888 KiB
test_25.txt AC 54 ms 3824 KiB
test_26.txt AC 53 ms 3988 KiB