oj.uz

Submission #205635

# Submission time Handle Problem Language Result Execution time Memory
205635 2020-02-29T11:06:24 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 423 ms 181112 KB 
#include <iostream>
#include <bits/stdc++.h>
 
using namespace std;

#define mp make_pair
#define pb push_back

#define a first
#define b second
#define endl "\n"
 int dis[2020][2020];
 
 int b[2020];
	int p[2020];

vector<pair<int,int>> adj[2020][2020];
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int n,m;
	cin>>n>>m;
	
	//map<pair<int,int><int,int>,int> aa;
	
	for(int i=0;i<m;i++){
		cin>>b[i]>>p[i];
		for(int j=b[i]-p[i];j>=0;j=j-p[i]){

			adj[j+p[i]][p[i]].pb(mp(j,p[i]));
			adj[j+p[i]][p[i]].pb(mp(j,2010));
		}
		for(int j=b[i]+p[i];j<n;j=j+p[i]){
	
			adj[j-p[i]][p[i]].pb(mp(j,p[i]));
	
			adj[j-p[i]][p[i]].pb(mp(j,2010));
		}
	
		adj[b[i]][2010].pb(mp(b[i],p[i]));
		adj[b[i]][p[i]].pb(mp(b[i],2010));
	}

	
	memset(dis,-1,sizeof(dis));
	dis[b[0]][2010]=0;
	dis[b[0]][p[0]]=0;
	deque<pair<int,int>> aaa;

	aaa.push_back(mp(b[0],p[0]));
	aaa.push_back(mp(b[0],2010));
	while(!aaa.empty()){
		pair<int,int> x;

		 x=aaa.front();
		// cout<<x.a<<" "<<x.b<<" "<<dis[x.a][x.b]<<endl;
		aaa.pop_front();
		int co=1;
		if(x.b==2010){
			co=0;
		}
		for(auto nn:adj[x.a][x.b]){
			if(dis[nn.a][nn.b]==-1 or dis[nn.a][nn.b]>dis[x.a][x.b]+co){
				dis[nn.a][nn.b]=dis[x.a][x.b]+co;
				if(co==0){
					aaa.push_front(nn);
				}
				else{
					aaa.push_back(nn);
				}
			}
		}
	}
/*	if(b[0]==b[1]){
		cout<<0<<endl;
		return 0;
	}*/

	cout<<dis[b[1]][p[1]]<<endl;




	return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 89 ms 112120 KB Output is correct
2 Correct 81 ms 112120 KB Output is correct
3 Correct 89 ms 112248 KB Output is correct
4 Correct 104 ms 112120 KB Output is correct
5 Correct 74 ms 112120 KB Output is correct
6 Correct 87 ms 112120 KB Output is correct
7 Correct 81 ms 112120 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 88 ms 112168 KB Output is correct
2 Correct 83 ms 112120 KB Output is correct
3 Correct 81 ms 112180 KB Output is correct
4 Correct 78 ms 112120 KB Output is correct
5 Correct 86 ms 112152 KB Output is correct
6 Correct 93 ms 112060 KB Output is correct
7 Correct 87 ms 112120 KB Output is correct
8 Correct 76 ms 112120 KB Output is correct
9 Correct 92 ms 112084 KB Output is correct
10 Correct 81 ms 112248 KB Output is correct
11 Correct 91 ms 112504 KB Output is correct
12 Correct 89 ms 115576 KB Output is correct
13 Correct 88 ms 115576 KB Output is correct
14 Correct 81 ms 112376 KB Output is correct
15 Correct 87 ms 112352 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 85 ms 112120 KB Output is correct
2 Correct 76 ms 112120 KB Output is correct
3 Correct 78 ms 112096 KB Output is correct
4 Correct 82 ms 112120 KB Output is correct
5 Correct 84 ms 112120 KB Output is correct
6 Correct 82 ms 112096 KB Output is correct
7 Correct 82 ms 112132 KB Output is correct
8 Correct 86 ms 112120 KB Output is correct
9 Correct 83 ms 112120 KB Output is correct
10 Correct 82 ms 112120 KB Output is correct
11 Correct 78 ms 112376 KB Output is correct
12 Correct 84 ms 115704 KB Output is correct
13 Correct 93 ms 115576 KB Output is correct
14 Correct 86 ms 112376 KB Output is correct
15 Correct 84 ms 112376 KB Output is correct
16 Correct 83 ms 112248 KB Output is correct
17 Correct 92 ms 112764 KB Output is correct
18 Correct 80 ms 112376 KB Output is correct
19 Correct 81 ms 112248 KB Output is correct
20 Correct 409 ms 181112 KB Output is correct
21 Correct 77 ms 112248 KB Output is correct
22 Correct 82 ms 112376 KB Output is correct
23 Correct 86 ms 112468 KB Output is correct
24 Correct 85 ms 112504 KB Output is correct
25 Correct 87 ms 112376 KB Output is correct
26 Correct 392 ms 176760 KB Output is correct
27 Correct 380 ms 175352 KB Output is correct
28 Correct 93 ms 112888 KB Output is correct
29 Correct 102 ms 114040 KB Output is correct
30 Correct 86 ms 112760 KB Output is correct
31 Correct 94 ms 113144 KB Output is correct
32 Correct 94 ms 112888 KB Output is correct
33 Correct 126 ms 116088 KB Output is correct
34 Correct 126 ms 115960 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 112120 KB Output is correct
2 Correct 77 ms 112120 KB Output is correct
3 Correct 82 ms 112120 KB Output is correct
4 Correct 80 ms 112248 KB Output is correct
5 Correct 78 ms 112120 KB Output is correct
6 Correct 81 ms 112120 KB Output is correct
7 Correct 79 ms 112120 KB Output is correct
8 Correct 77 ms 112120 KB Output is correct
9 Correct 79 ms 112120 KB Output is correct
10 Correct 81 ms 112120 KB Output is correct
11 Correct 87 ms 112376 KB Output is correct
12 Correct 84 ms 115576 KB Output is correct
13 Correct 89 ms 115576 KB Output is correct
14 Correct 78 ms 112376 KB Output is correct
15 Correct 80 ms 112376 KB Output is correct
16 Correct 84 ms 112376 KB Output is correct
17 Correct 84 ms 112760 KB Output is correct
18 Correct 83 ms 112376 KB Output is correct
19 Correct 80 ms 112248 KB Output is correct
20 Correct 423 ms 181112 KB Output is correct
21 Correct 77 ms 112248 KB Output is correct
22 Correct 79 ms 112376 KB Output is correct
23 Correct 86 ms 112348 KB Output is correct
24 Correct 89 ms 112504 KB Output is correct
25 Correct 81 ms 112504 KB Output is correct
26 Correct 385 ms 176816 KB Output is correct
27 Correct 373 ms 175212 KB Output is correct
28 Correct 86 ms 112888 KB Output is correct
29 Correct 107 ms 114168 KB Output is correct
30 Correct 84 ms 112760 KB Output is correct
31 Correct 91 ms 113272 KB Output is correct
32 Correct 87 ms 112888 KB Output is correct
33 Correct 128 ms 116088 KB Output is correct
34 Correct 126 ms 115960 KB Output is correct
35 Incorrect 141 ms 116600 KB Output isn't correct
36 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 112120 KB Output is correct
2 Correct 78 ms 112136 KB Output is correct
3 Correct 77 ms 112224 KB Output is correct
4 Correct 80 ms 112168 KB Output is correct
5 Correct 78 ms 112120 KB Output is correct
6 Correct 79 ms 112120 KB Output is correct
7 Correct 78 ms 112168 KB Output is correct
8 Correct 78 ms 112120 KB Output is correct
9 Correct 77 ms 112120 KB Output is correct
10 Correct 79 ms 112120 KB Output is correct
11 Correct 80 ms 112376 KB Output is correct
12 Correct 85 ms 115576 KB Output is correct
13 Correct 87 ms 115576 KB Output is correct
14 Correct 80 ms 112376 KB Output is correct
15 Correct 78 ms 112376 KB Output is correct
16 Correct 79 ms 112248 KB Output is correct
17 Correct 86 ms 112760 KB Output is correct
18 Correct 79 ms 112376 KB Output is correct
19 Correct 80 ms 112248 KB Output is correct
20 Correct 410 ms 181112 KB Output is correct
21 Correct 81 ms 112248 KB Output is correct
22 Correct 82 ms 112504 KB Output is correct
23 Correct 82 ms 112376 KB Output is correct
24 Correct 84 ms 112504 KB Output is correct
25 Correct 81 ms 112604 KB Output is correct
26 Correct 397 ms 176888 KB Output is correct
27 Correct 369 ms 175224 KB Output is correct
28 Correct 89 ms 112888 KB Output is correct
29 Correct 103 ms 114040 KB Output is correct
30 Correct 84 ms 112760 KB Output is correct
31 Correct 90 ms 113260 KB Output is correct
32 Correct 86 ms 112888 KB Output is correct
33 Correct 136 ms 115892 KB Output is correct
34 Correct 126 ms 115960 KB Output is correct
35 Incorrect 143 ms 116600 KB Output isn't correct
36 Halted 0 ms 0 KB -