Submission #556067

#TimeUsernameProblemLanguageResultExecution timeMemory
556067SkurrlAddk (eJOI21_addk)C++17
92 / 100
1950 ms5756 KiB
#include <bits/stdc++.h>
using namespace std;

#define pb push_back
#define N 100005
#define MOD 1000000007
#define endl '\n'
#define all(x) x.begin(), x.end()

typedef long long int ll;

const ll inf = 1e17;

void solve()
{
    int n, k; cin >> n >> k;

    vector<ll> arr(n + 1), pref(n + 1);

    for (int i = 1; i <= n; ++i)
    {
        cin >> arr[i];
        pref[i] = pref[i - 1] + arr[i];
    }

    int q; cin >> q;

    while(q--)
    {
        int type; cin >> type;
        if(type == 1) for(int i = 1; i <= k; ++i) { int smt; cin >> smt; }
        else
        {
            int l, r, m; cin >> l >> r >> m;
            ll res = 0;

            if(min(r - m - l + 2, 2 * m - 2) == (r - m - l + 2)) 
                for(int i = l; i <= r - m + 1; ++i) 
                    res += pref[i + m - 1] - pref[i - 1];

            else
            {
                for (int i = l, cnt = 1; i < l + m; ++i, ++cnt) res += cnt * arr[i];
                for(int i = r, cnt = 1; i > r - m; --i, ++cnt) res += cnt * arr[i];

                res += m * (pref[r - m] - pref[l + m - 1]);
            }

            cout << res << endl;
        }
    }
}

int main()
{
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    //ll t; cin >> t;
    //while(t--)
        solve();
}

/*
1 2 3 4 5 6 7 8 9, m = 4
1 2 3 4
2 3 4 5
3 4 5 6
4 5 6 7
5 6 7 8
6 7 8 9
*/
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