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답안 #1108584

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1108584 2024-11-04T13:58:43 Z huantran Sjeckanje (COCI21_sjeckanje) C++17
15 / 110
 2000 ms 2552 KB 
#include <bits/stdc++.h>

using namespace std;
using ll = long long int;
const int maxn = 2e5 + 5;
const int oo = 1e9 + 7;
const ll inf = 1e18;

int n, q;
ll a[maxn], st[4*maxn], dp[maxn];

void sub1() { // O(n^2 * q)
    cin >> n >> q;
    for (int i = 1; i <= n; i++)
        cin >> a[i];

    while (q--) {
        int l, r, x;
        cin >> l >> r >> x;

        for (int i = l; i <= r; i++)
            a[i] += x;

        dp[0] = 0;
        for (int i = 1; i <= n; i++) {
            dp[i] = 0;
            ll mx = a[i];
            ll mn = a[i];
            for (int j = i; j >= 1; j--) {
                mx = max(mx, a[j]);
                mn = min(mn, a[j]);

                dp[i] = max(dp[i], mx - mn + dp[j - 1]);
            }
        }

        cout << dp[n] << '\n';
    }
}

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

    sub1();
}

Subtask #1
15.0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2384 KB Output is correct
2 Correct 5 ms 2384 KB Output is correct
3 Correct 5 ms 2384 KB Output is correct
4 Correct 5 ms 2384 KB Output is correct
5 Correct 5 ms 2528 KB Output is correct
6 Correct 6 ms 2396 KB Output is correct

Subtask #2
0 / 40.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2384 KB Output is correct
2 Correct 5 ms 2384 KB Output is correct
3 Correct 5 ms 2384 KB Output is correct
4 Correct 5 ms 2384 KB Output is correct
5 Correct 5 ms 2528 KB Output is correct
6 Correct 6 ms 2396 KB Output is correct
7 Execution timed out 2057 ms 2552 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #3
0 / 55.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 2384 KB Output is correct
2 Correct 5 ms 2384 KB Output is correct
3 Correct 5 ms 2384 KB Output is correct
4 Correct 5 ms 2384 KB Output is correct
5 Correct 5 ms 2528 KB Output is correct
6 Correct 6 ms 2396 KB Output is correct
7 Execution timed out 2057 ms 2552 KB Time limit exceeded
8 Halted 0 ms 0 KB -