Submission #832370

#	Time	Username	Problem	Language	Result	Execution time	Memory
832370		vjudge1	Addk (eJOI21_addk)	C++17	92 / 100	1210 ms	5416 KiB

Main

#include<bits/stdc++.h>
using namespace std;
const int nmax = 1e5+5;
int A[nmax];
long long pref[nmax];
int main() {
    int N,K,Q;
    cin >> N >> K;
    pref[0] = 0;
    for(int i=1; i<=N; i++) {
        cin >> A[i];
        pref[i] = A[i]+pref[i-1];
    }
    cin >> Q;
    int com,l,r,m;
    long long sum;
    while(Q--) {
        cin >> com;
        sum = 0;
        if(com==1) {
            cin >> m;
        } else {
            cin >> l >> r >> m;
            if(m > (r-l+1)/2) m = (r-l+1)-m+1;
            for(int i=0; i<m; i++) {
                sum+=(pref[r-i]-pref[l+i-1]);
            }
            cout << sum << endl;
        }
    }
    return 0;
}

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