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답안 #489063

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
489063 2021-11-21T06:16:53 Z cheissmart Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 105 ms 12368 KB 
#include <bits/stdc++.h>
#define IO_OP ios::sync_with_stdio(0), cin.tie(0)
#define F first
#define S second
#define V vector
#define PB push_back
#define EB emaplce_back
#define MP make_pair
#define ALL(v) (v).begin(), (v).end()

using namespace std;

typedef long long ll;
typedef pair<int, int> pi;
typedef vector<int> vi;

const int INF = 1e9 + 7, N = 2e5 + 7;

int a[N];
ll d[N];

signed main()
{
	IO_OP;
		
	int n, q, s, t;
	cin >> n >> q >> s >> t;
	ll ans = 0;
	auto cost = [&] (ll x) {
		if(x > 0) return -x * s;
		else return -x * t;
	};
	for(int i = 0; i < n + 1; i++) {
		cin >> a[i];
		if(i) {
			d[i] = a[i] - a[i - 1];
			ans += cost(d[i]);
		}
	}
	for(int i = 0; i < q; i++) {
		int l, r, x;
		cin >> l >> r >> x;
		// d[l] += x, d[r + 1] -= x
		ans -= cost(d[l]);
		d[l] += x;
		ans += cost(d[l]);
		if(r + 1 <= n) {
			ans -= cost(d[r + 1]);
			d[r + 1] -= x;
			ans += cost(d[r + 1]);
		}
		cout << ans << '\n';
	}
		
}

Subtask #1
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 2 ms 336 KB Output is correct
9 Correct 1 ms 388 KB Output is correct
10 Correct 2 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 2 ms 336 KB Output is correct
14 Correct 2 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 0 ms 208 KB Output is correct
20 Correct 0 ms 208 KB Output is correct
21 Correct 0 ms 260 KB Output is correct

Subtask #2
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 89 ms 9420 KB Output is correct
2 Correct 88 ms 10060 KB Output is correct
3 Correct 90 ms 10596 KB Output is correct
4 Correct 84 ms 10056 KB Output is correct
5 Correct 87 ms 11208 KB Output is correct
6 Correct 81 ms 10280 KB Output is correct
7 Correct 77 ms 10220 KB Output is correct
8 Correct 99 ms 10980 KB Output is correct
9 Correct 99 ms 11376 KB Output is correct
10 Correct 94 ms 10188 KB Output is correct
11 Correct 78 ms 10096 KB Output is correct
12 Correct 79 ms 10856 KB Output is correct
13 Correct 75 ms 11068 KB Output is correct

Subtask #3
60.0 / 60.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 336 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 332 KB Output is correct
8 Correct 2 ms 336 KB Output is correct
9 Correct 1 ms 388 KB Output is correct
10 Correct 2 ms 336 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 2 ms 336 KB Output is correct
14 Correct 2 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 0 ms 208 KB Output is correct
20 Correct 0 ms 208 KB Output is correct
21 Correct 0 ms 260 KB Output is correct
22 Correct 89 ms 9420 KB Output is correct
23 Correct 88 ms 10060 KB Output is correct
24 Correct 90 ms 10596 KB Output is correct
25 Correct 84 ms 10056 KB Output is correct
26 Correct 87 ms 11208 KB Output is correct
27 Correct 81 ms 10280 KB Output is correct
28 Correct 77 ms 10220 KB Output is correct
29 Correct 99 ms 10980 KB Output is correct
30 Correct 99 ms 11376 KB Output is correct
31 Correct 94 ms 10188 KB Output is correct
32 Correct 78 ms 10096 KB Output is correct
33 Correct 79 ms 10856 KB Output is correct
34 Correct 75 ms 11068 KB Output is correct
35 Correct 92 ms 9544 KB Output is correct
36 Correct 93 ms 11060 KB Output is correct
37 Correct 93 ms 11780 KB Output is correct
38 Correct 93 ms 11572 KB Output is correct
39 Correct 104 ms 11612 KB Output is correct
40 Correct 96 ms 11620 KB Output is correct
41 Correct 102 ms 11504 KB Output is correct
42 Correct 93 ms 11504 KB Output is correct
43 Correct 105 ms 10824 KB Output is correct
44 Correct 92 ms 11208 KB Output is correct
45 Correct 87 ms 11216 KB Output is correct
46 Correct 90 ms 12368 KB Output is correct
47 Correct 78 ms 10824 KB Output is correct
48 Correct 86 ms 10808 KB Output is correct
49 Correct 77 ms 9928 KB Output is correct
50 Correct 81 ms 10748 KB Output is correct
51 Correct 77 ms 11232 KB Output is correct
52 Correct 81 ms 10880 KB Output is correct