Submission #1692439


Source Code Expand

#include<bits/stdc++.h>
using namespace std;

typedef long long ll;
const int MAXN = 100010;

inline int read() {
	int x = 0, f = 1;
	char ch = getchar();
	for(; !isdigit(ch); ch = getchar()) if(ch=='-') f=-1;
	for(; isdigit(ch); ch = getchar()) x = (x*10)+(ch^48);
	return x * f;
}

int n, K, a[MAXN];
ll suf[MAXN], ans;

int main() {
	n = read(), K = read();
	for(int i = 1; i <= n; i++) a[i] = read();
	for(int i = n; i >= 1; i--) suf[i] = suf[i+1]+a[i];
	ll sum = 0;
	for(int i = 1; i <= n-K; i++) {
		if(a[i] > 0) {
			sum += a[i];
			ans = max(ans, sum+suf[i+K+1]);
		}
	}
	ans = max(ans, sum+suf[n-K+1]);
	printf("%lld\n", ans);
	return 0;
}

Submission Info

Submission Time
Task B - Contiguous Repainting
User Sunshine_cfbsl
Language C++14 (GCC 5.4.1)
Score 0
Code Size 681 Byte
Status WA
Exec Time 11 ms
Memory 1408 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 400
Status
AC × 4
AC × 14
WA × 12
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 1_20.txt, 1_21.txt
Case Name Status Exec Time Memory
0_00.txt AC 1 ms 256 KB
0_01.txt AC 1 ms 256 KB
0_02.txt AC 1 ms 256 KB
0_03.txt AC 1 ms 256 KB
1_00.txt AC 1 ms 256 KB
1_01.txt AC 1 ms 256 KB
1_02.txt AC 1 ms 256 KB
1_03.txt AC 3 ms 1408 KB
1_04.txt AC 10 ms 1408 KB
1_05.txt AC 11 ms 1408 KB
1_06.txt AC 10 ms 1408 KB
1_07.txt AC 10 ms 1408 KB
1_08.txt AC 10 ms 1408 KB
1_09.txt AC 10 ms 1408 KB
1_10.txt WA 10 ms 1408 KB
1_11.txt WA 10 ms 1408 KB
1_12.txt WA 10 ms 1408 KB
1_13.txt WA 10 ms 1408 KB
1_14.txt WA 10 ms 1408 KB
1_15.txt WA 10 ms 1408 KB
1_16.txt WA 10 ms 1408 KB
1_17.txt WA 9 ms 1408 KB
1_18.txt WA 10 ms 1408 KB
1_19.txt WA 9 ms 1408 KB
1_20.txt WA 10 ms 1408 KB
1_21.txt WA 10 ms 1408 KB