oj.uz

Submission #159275

# Submission time Handle Problem Language Result Execution time Memory
159275 2019-10-22T00:40:10 Z socho Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 690 ms 13176 KB 
#include "bits/stdc++.h"
using namespace std;

int main() {
	
  	ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
  
	long long n, q, s, t;
	cin >> n >> q >> s >> t;
	
	long long alt[n+1];
	for (long long i=0; i<n+1; i++) {
		cin >> alt[i];
	}
	
	long long dlt[n];
	for (long long i=0; i<n; i++) {
		dlt[i] = alt[i+1] - alt[i];
	}
	
	s = - s;
	t = - t;
	
	long long init = 0;
	for (long long i=0; i<n; i++) {
		if (dlt[i] < 0) init += t * dlt[i];
		else init += s * dlt[i];
	}
	
	for (long long i=0; i<q; i++) {
		long long l, r, x;
		cin >> l >> r >> x;
		l--; r--;
		long long al = l;
		long long ar = r+1;
		long long old = dlt[al];
		long long old_c = (old > 0 ? old * s : old * t);
		long long ne = dlt[al] + x;
		long long ne_c = (ne > 0 ? ne * s : ne * t);
		init -= old_c;
		init += ne_c;
		dlt[al] += x;
		if (ar != n) {
			long long old = dlt[ar];
			long long old_c = (old > 0 ? old * s : old * t);
			long long ne = dlt[ar] - x;
			long long ne_c = (ne > 0 ? ne * s : ne * t);
			init -= old_c;
			init += ne_c;
			dlt[ar] -= x;
		}
		cout << init << endl;
	}
	
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 376 KB Output is correct
2 Correct 8 ms 376 KB Output is correct
3 Correct 8 ms 376 KB Output is correct
4 Correct 8 ms 376 KB Output is correct
5 Correct 8 ms 376 KB Output is correct
6 Correct 8 ms 376 KB Output is correct
7 Correct 8 ms 376 KB Output is correct
8 Correct 8 ms 376 KB Output is correct
9 Correct 8 ms 420 KB Output is correct
10 Correct 8 ms 376 KB Output is correct
11 Correct 8 ms 376 KB Output is correct
12 Correct 8 ms 376 KB Output is correct
13 Correct 8 ms 376 KB Output is correct
14 Correct 8 ms 376 KB Output is correct
15 Correct 8 ms 376 KB Output is correct
16 Correct 8 ms 376 KB Output is correct
17 Correct 8 ms 376 KB Output is correct
18 Correct 8 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 658 ms 5128 KB Output is correct
2 Correct 659 ms 11000 KB Output is correct
3 Correct 664 ms 11504 KB Output is correct
4 Correct 678 ms 10876 KB Output is correct
5 Correct 673 ms 12408 KB Output is correct
6 Correct 631 ms 11256 KB Output is correct
7 Correct 627 ms 11128 KB Output is correct
8 Correct 670 ms 11892 KB Output is correct
9 Correct 662 ms 12152 KB Output is correct
10 Correct 684 ms 11104 KB Output is correct
11 Correct 624 ms 11132 KB Output is correct
12 Correct 640 ms 11924 KB Output is correct
13 Correct 636 ms 11960 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 376 KB Output is correct
2 Correct 8 ms 376 KB Output is correct
3 Correct 8 ms 376 KB Output is correct
4 Correct 8 ms 376 KB Output is correct
5 Correct 8 ms 376 KB Output is correct
6 Correct 8 ms 376 KB Output is correct
7 Correct 8 ms 376 KB Output is correct
8 Correct 8 ms 376 KB Output is correct
9 Correct 8 ms 420 KB Output is correct
10 Correct 8 ms 376 KB Output is correct
11 Correct 8 ms 376 KB Output is correct
12 Correct 8 ms 376 KB Output is correct
13 Correct 8 ms 376 KB Output is correct
14 Correct 8 ms 376 KB Output is correct
15 Correct 8 ms 376 KB Output is correct
16 Correct 8 ms 376 KB Output is correct
17 Correct 8 ms 376 KB Output is correct
18 Correct 8 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 658 ms 5128 KB Output is correct
23 Correct 659 ms 11000 KB Output is correct
24 Correct 664 ms 11504 KB Output is correct
25 Correct 678 ms 10876 KB Output is correct
26 Correct 673 ms 12408 KB Output is correct
27 Correct 631 ms 11256 KB Output is correct
28 Correct 627 ms 11128 KB Output is correct
29 Correct 670 ms 11892 KB Output is correct
30 Correct 662 ms 12152 KB Output is correct
31 Correct 684 ms 11104 KB Output is correct
32 Correct 624 ms 11132 KB Output is correct
33 Correct 640 ms 11924 KB Output is correct
34 Correct 636 ms 11960 KB Output is correct
35 Correct 660 ms 10524 KB Output is correct
36 Correct 661 ms 11896 KB Output is correct
37 Correct 674 ms 12748 KB Output is correct
38 Correct 678 ms 12488 KB Output is correct
39 Correct 667 ms 12536 KB Output is correct
40 Correct 663 ms 12544 KB Output is correct
41 Correct 668 ms 12408 KB Output is correct
42 Correct 663 ms 12408 KB Output is correct
43 Correct 658 ms 11640 KB Output is correct
44 Correct 663 ms 12132 KB Output is correct
45 Correct 690 ms 12272 KB Output is correct
46 Correct 676 ms 13176 KB Output is correct
47 Correct 633 ms 11832 KB Output is correct
48 Correct 631 ms 11868 KB Output is correct
49 Correct 667 ms 10872 KB Output is correct
50 Correct 668 ms 11484 KB Output is correct
51 Correct 639 ms 12000 KB Output is correct
52 Correct 632 ms 11876 KB Output is correct