Submission #475811

#	Time	Username	Problem	Language	Result	Execution time	Memory
475811		Tkesho	Addk (eJOI21_addk)	C++14	36 / 100	2088 ms	3504 KiB

Main

#include<iostream>
#include<vector>
using namespace std;
typedef long long ll;
 
vector <ll> arr;
vector <ll> presum;
 
int main() {
	ll n, k, q;
	cin>>n>>k;
	arr.resize(n);
	presum.resize(n+1);
	
	for(int i=0;i<n;i++) {
		cin>>arr[i];
		presum[i+1] = presum[i] + arr[i];
	}

	cin>>q;
	
	for(ll j=0;j<q;j++) {
		ll requestType;
		cin>>requestType;
		
		if(requestType == 2) {
			ll sum = 0, l, r, m;
			cin>>l>>r>>m;

			for(ll i=l+m-1;i<=r;i++)
				sum += presum[i]-presum[i-m];
			
			cout<<sum<<'\n';
		} else {
			// we could use fanwick three
			for(int i=0;i<k;i++)
			{
				ll tmp;
				cin>>tmp;
			}
			continue;
		}
	}
	
	return 0;
}

• Subtask 1: 36 / 36
• Subtask 2: 0 / 56
• Subtask 3: 0 / 8