Submission #74978200

Source Code Expand

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

#define ll long long

ll a[200005];
ll s[200005];
int main(){
	ll n,m;
	cin>>n>>m;
	for(int i=1;i<=n;i++){
		cin>>a[i];
		s[i]=a[i];
		s[i]+=s[i-1];
	}
	
	ll summ=0,ans=0;
	for(int i=1;i<=m;i++) summ+=a[i]*i;
	ans=summ;
	

	for(int i=m+1;i<=n;i++){
		summ-=s[i-1]-s[i-1-m];
		summ+=a[i]*m;
		ans=max(summ,ans);
	}
	cout<<ans<<'\n';
}

Submission Info

Submission Time
Task F - Index × A(Continuous ver.)
User Voy_Hang2
Language C++23 (GCC 15.2.0)
Score 300
Code Size 406 Byte
Status AC
Exec Time 46 ms
Memory 6864 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 1 ms 3548 KiB
example_01.txt AC 1 ms 3676 KiB
test_00.txt AC 41 ms 6668 KiB
test_01.txt AC 10 ms 4108 KiB
test_02.txt AC 15 ms 4620 KiB
test_03.txt AC 22 ms 4964 KiB
test_04.txt AC 24 ms 5320 KiB
test_05.txt AC 40 ms 6352 KiB
test_06.txt AC 7 ms 3740 KiB
test_07.txt AC 11 ms 4148 KiB
test_08.txt AC 20 ms 5084 KiB
test_09.txt AC 18 ms 4896 KiB
test_10.txt AC 39 ms 6736 KiB
test_11.txt AC 31 ms 5968 KiB
test_12.txt AC 22 ms 5132 KiB
test_13.txt AC 24 ms 5456 KiB
test_14.txt AC 29 ms 5824 KiB
test_15.txt AC 41 ms 6668 KiB
test_16.txt AC 46 ms 6692 KiB
test_17.txt AC 43 ms 6580 KiB
test_18.txt AC 43 ms 6668 KiB
test_19.txt AC 43 ms 6808 KiB
test_20.txt AC 42 ms 6864 KiB
test_21.txt AC 42 ms 6628 KiB
test_22.txt AC 43 ms 6580 KiB
test_23.txt AC 43 ms 6720 KiB
test_24.txt AC 42 ms 6628 KiB
test_25.txt AC 43 ms 6720 KiB
test_26.txt AC 42 ms 6572 KiB