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Submission #73764

# Submission time Handle Problem Language Result Execution time Memory
73764 2018-08-29T01:38:41 Z KLPP Foehn Phenomena (JOI17_foehn_phenomena) C++14
100 / 100
 794 ms 169580 KB 
#include<iostream>
#include<stdio.h>

using namespace std;
typedef long long int lld;
lld s,t;
lld f(lld x){
	if(x>0)return s*x;
	return t*x;
}

int main(){
	int n,q;
	cin>>n>>q>>s>>t;
	lld arr[n+1];
	for(int i=0;i<=n;i++){
		cin>>arr[i];
	}
	lld diff[n];
	for(int i=0;i<n;i++)diff[i]=arr[i+1]-arr[i];
	lld ans=0;
	for(int i=0;i<n;i++)ans+=f(diff[i]);
	//cout<<ans<<endl;
	while(q--){
		int x,y;
		cin>>x>>y;
		lld change;
		cin>>change;
		x--;
		ans-=f(diff[x]);
		diff[x]+=change;
		ans+=f(diff[x]);
		if(y<n){
			ans-=f(diff[y]);
			diff[y]-=change;
			ans+=f(diff[y]);
		}
		cout<<-ans<<endl;
		/*for(int i=0;i<n;i++)cout<<f(diff[i])<<" ";
		cout<<endl;*/
	}
	
	return 0;
}

Subtask #1
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 376 KB Output is correct
2 Correct 14 ms 556 KB Output is correct
3 Correct 9 ms 796 KB Output is correct
4 Correct 9 ms 796 KB Output is correct
5 Correct 10 ms 888 KB Output is correct
6 Correct 9 ms 908 KB Output is correct
7 Correct 10 ms 980 KB Output is correct
8 Correct 9 ms 1092 KB Output is correct
9 Correct 11 ms 1092 KB Output is correct
10 Correct 9 ms 1160 KB Output is correct
11 Correct 10 ms 1172 KB Output is correct
12 Correct 10 ms 1348 KB Output is correct
13 Correct 9 ms 1348 KB Output is correct
14 Correct 9 ms 1352 KB Output is correct
15 Correct 13 ms 1400 KB Output is correct
16 Correct 10 ms 1572 KB Output is correct
17 Correct 9 ms 1572 KB Output is correct
18 Correct 10 ms 1580 KB Output is correct
19 Correct 2 ms 1580 KB Output is correct
20 Correct 3 ms 1580 KB Output is correct
21 Correct 2 ms 1596 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 739 ms 11468 KB Output is correct
2 Correct 753 ms 17680 KB Output is correct
3 Correct 781 ms 23664 KB Output is correct
4 Correct 745 ms 28632 KB Output is correct
5 Correct 751 ms 35448 KB Output is correct
6 Correct 642 ms 40336 KB Output is correct
7 Correct 657 ms 44880 KB Output is correct
8 Correct 756 ms 50432 KB Output is correct
9 Correct 794 ms 56280 KB Output is correct
10 Correct 787 ms 60496 KB Output is correct
11 Correct 651 ms 66056 KB Output is correct
12 Correct 746 ms 71156 KB Output is correct
13 Correct 651 ms 76236 KB Output is correct

Subtask #3
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 376 KB Output is correct
2 Correct 14 ms 556 KB Output is correct
3 Correct 9 ms 796 KB Output is correct
4 Correct 9 ms 796 KB Output is correct
5 Correct 10 ms 888 KB Output is correct
6 Correct 9 ms 908 KB Output is correct
7 Correct 10 ms 980 KB Output is correct
8 Correct 9 ms 1092 KB Output is correct
9 Correct 11 ms 1092 KB Output is correct
10 Correct 9 ms 1160 KB Output is correct
11 Correct 10 ms 1172 KB Output is correct
12 Correct 10 ms 1348 KB Output is correct
13 Correct 9 ms 1348 KB Output is correct
14 Correct 9 ms 1352 KB Output is correct
15 Correct 13 ms 1400 KB Output is correct
16 Correct 10 ms 1572 KB Output is correct
17 Correct 9 ms 1572 KB Output is correct
18 Correct 10 ms 1580 KB Output is correct
19 Correct 2 ms 1580 KB Output is correct
20 Correct 3 ms 1580 KB Output is correct
21 Correct 2 ms 1596 KB Output is correct
22 Correct 739 ms 11468 KB Output is correct
23 Correct 753 ms 17680 KB Output is correct
24 Correct 781 ms 23664 KB Output is correct
25 Correct 745 ms 28632 KB Output is correct
26 Correct 751 ms 35448 KB Output is correct
27 Correct 642 ms 40336 KB Output is correct
28 Correct 657 ms 44880 KB Output is correct
29 Correct 756 ms 50432 KB Output is correct
30 Correct 794 ms 56280 KB Output is correct
31 Correct 787 ms 60496 KB Output is correct
32 Correct 651 ms 66056 KB Output is correct
33 Correct 746 ms 71156 KB Output is correct
34 Correct 651 ms 76236 KB Output is correct
35 Correct 752 ms 79672 KB Output is correct
36 Correct 771 ms 86512 KB Output is correct
37 Correct 727 ms 92564 KB Output is correct
38 Correct 674 ms 97884 KB Output is correct
39 Correct 722 ms 103176 KB Output is correct
40 Correct 711 ms 108620 KB Output is correct
41 Correct 750 ms 114060 KB Output is correct
42 Correct 700 ms 119464 KB Output is correct
43 Correct 746 ms 124164 KB Output is correct
44 Correct 781 ms 129840 KB Output is correct
45 Correct 785 ms 135436 KB Output is correct
46 Correct 757 ms 142080 KB Output is correct
47 Correct 636 ms 146864 KB Output is correct
48 Correct 643 ms 151432 KB Output is correct
49 Correct 751 ms 154896 KB Output is correct
50 Correct 671 ms 159972 KB Output is correct
51 Correct 654 ms 165000 KB Output is correct
52 Correct 686 ms 169580 KB Output is correct