oj.uz

Submission #826258

# Submission time Handle Problem Language Result Execution time Memory
826258 2023-08-15T11:35:51 Z NhanBeoo Foehn Phenomena (JOI17_foehn_phenomena) C++17
100 / 100
 110 ms 13120 KB 
#include <bits/stdc++.h>
using namespace std;

#define int ll
#define MAX LLONG_MAX
#define st first
#define nd second
#define endl '\n'
#define SZ(x) ((int)x.size())
#define ALL(x) x.begin(), x.end()
typedef long long ll;
typedef pair< int, int > ii;
typedef pair< int, ii > iii;
typedef vector< int > vi;
typedef vector< ii > vii;
typedef vector< iii > viii;
typedef vector< vi > vvi;
typedef vector< vii > vvii;
typedef vector< viii > vviii;

const int N = 2e5 + 5;
int n, q, s, t; 
int a[N], suf[N];
int sum = 0;

int cal(int v){
	if(v > 0) return - v * s;
	else return - v * t;
}

signed main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
	
	cin >> n >> q >> s >> t;
	for(int i=0; i<=n; i++) cin >> a[i];
	for(int i=1; i<=n; i++){ 
		suf[i] = a[i] - a[i-1];
		sum += cal(suf[i]);
	}
	while(q--){
		int l, r, v; cin >> l >> r >> v;
		// sum -= cal(suf[l]) + cal(suf[r+1]);
		// suf[l] += v; suf[r+1] -= v;
		// sum += cal(suf[l]) + cal(suf[r+1]);
		sum -= cal(suf[l]);
		suf[l] += v;
		sum += cal(suf[l]);
		if(r+1 <= n){
			sum -= cal(suf[r+1]);
			suf[r+1] -= v;
			sum += cal(suf[r+1]);
		}
		cout << sum << endl;
	}
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 396 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 2 ms 340 KB Output is correct
6 Correct 1 ms 392 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 388 KB Output is correct
9 Correct 1 ms 360 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 2 ms 372 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 2 ms 340 KB Output is correct
17 Correct 2 ms 340 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 110 ms 10228 KB Output is correct
2 Correct 90 ms 10876 KB Output is correct
3 Correct 106 ms 11384 KB Output is correct
4 Correct 79 ms 10788 KB Output is correct
5 Correct 82 ms 11976 KB Output is correct
6 Correct 97 ms 11048 KB Output is correct
7 Correct 77 ms 11004 KB Output is correct
8 Correct 105 ms 11836 KB Output is correct
9 Correct 88 ms 12104 KB Output is correct
10 Correct 78 ms 10816 KB Output is correct
11 Correct 79 ms 10944 KB Output is correct
12 Correct 80 ms 11576 KB Output is correct
13 Correct 87 ms 11920 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 2 ms 396 KB Output is correct
4 Correct 2 ms 340 KB Output is correct
5 Correct 2 ms 340 KB Output is correct
6 Correct 1 ms 392 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 388 KB Output is correct
9 Correct 1 ms 360 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 2 ms 372 KB Output is correct
14 Correct 2 ms 340 KB Output is correct
15 Correct 2 ms 340 KB Output is correct
16 Correct 2 ms 340 KB Output is correct
17 Correct 2 ms 340 KB Output is correct
18 Correct 2 ms 332 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 1 ms 212 KB Output is correct
22 Correct 110 ms 10228 KB Output is correct
23 Correct 90 ms 10876 KB Output is correct
24 Correct 106 ms 11384 KB Output is correct
25 Correct 79 ms 10788 KB Output is correct
26 Correct 82 ms 11976 KB Output is correct
27 Correct 97 ms 11048 KB Output is correct
28 Correct 77 ms 11004 KB Output is correct
29 Correct 105 ms 11836 KB Output is correct
30 Correct 88 ms 12104 KB Output is correct
31 Correct 78 ms 10816 KB Output is correct
32 Correct 79 ms 10944 KB Output is correct
33 Correct 80 ms 11576 KB Output is correct
34 Correct 87 ms 11920 KB Output is correct
35 Correct 90 ms 10352 KB Output is correct
36 Correct 95 ms 11768 KB Output is correct
37 Correct 106 ms 12600 KB Output is correct
38 Correct 85 ms 12456 KB Output is correct
39 Correct 94 ms 12424 KB Output is correct
40 Correct 88 ms 12420 KB Output is correct
41 Correct 80 ms 12188 KB Output is correct
42 Correct 85 ms 12400 KB Output is correct
43 Correct 90 ms 11580 KB Output is correct
44 Correct 79 ms 12052 KB Output is correct
45 Correct 82 ms 12064 KB Output is correct
46 Correct 85 ms 13120 KB Output is correct
47 Correct 86 ms 11624 KB Output is correct
48 Correct 66 ms 11616 KB Output is correct
49 Correct 97 ms 10728 KB Output is correct
50 Correct 74 ms 11492 KB Output is correct
51 Correct 66 ms 11888 KB Output is correct
52 Correct 83 ms 11640 KB Output is correct