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Submission #205630

# Submission time Handle Problem Language Result Execution time Memory
205630 2020-02-29T10:47:21 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 423 ms 181112 KB 
#include <iostream>
#include <bits/stdc++.h>
 
using namespace std;
//typedef int64_t int;
#define mp make_pair
#define pb push_back
#define int64_t int
#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]));
	}

	
	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 77 ms 112120 KB Output is correct
2 Correct 79 ms 112248 KB Output is correct
3 Correct 77 ms 112168 KB Output is correct
4 Correct 77 ms 112120 KB Output is correct
5 Correct 75 ms 112120 KB Output is correct
6 Correct 75 ms 112120 KB Output is correct
7 Correct 80 ms 112248 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 112120 KB Output is correct
2 Correct 81 ms 112080 KB Output is correct
3 Correct 78 ms 112120 KB Output is correct
4 Correct 78 ms 112120 KB Output is correct
5 Correct 78 ms 112164 KB Output is correct
6 Correct 78 ms 112120 KB Output is correct
7 Correct 80 ms 112120 KB Output is correct
8 Correct 78 ms 112164 KB Output is correct
9 Correct 76 ms 112120 KB Output is correct
10 Correct 78 ms 112120 KB Output is correct
11 Correct 82 ms 112448 KB Output is correct
12 Correct 88 ms 115628 KB Output is correct
13 Correct 89 ms 115576 KB Output is correct
14 Correct 78 ms 112376 KB Output is correct
15 Correct 78 ms 112412 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 79 ms 112120 KB Output is correct
2 Correct 79 ms 112120 KB Output is correct
3 Correct 79 ms 112120 KB Output is correct
4 Correct 79 ms 112120 KB Output is correct
5 Correct 79 ms 112224 KB Output is correct
6 Correct 75 ms 112176 KB Output is correct
7 Correct 77 ms 112124 KB Output is correct
8 Correct 79 ms 112120 KB Output is correct
9 Correct 77 ms 112120 KB Output is correct
10 Correct 78 ms 112120 KB Output is correct
11 Correct 78 ms 112452 KB Output is correct
12 Correct 85 ms 115556 KB Output is correct
13 Correct 85 ms 115576 KB Output is correct
14 Correct 76 ms 112248 KB Output is correct
15 Correct 79 ms 112376 KB Output is correct
16 Correct 78 ms 112248 KB Output is correct
17 Correct 85 ms 112760 KB Output is correct
18 Correct 80 ms 112376 KB Output is correct
19 Correct 81 ms 112248 KB Output is correct
20 Correct 408 ms 181112 KB Output is correct
21 Correct 77 ms 112248 KB Output is correct
22 Correct 78 ms 112252 KB Output is correct
23 Correct 79 ms 112376 KB Output is correct
24 Correct 83 ms 112504 KB Output is correct
25 Correct 87 ms 112376 KB Output is correct
26 Correct 390 ms 176836 KB Output is correct
27 Correct 368 ms 175096 KB Output is correct
28 Correct 94 ms 112888 KB Output is correct
29 Correct 105 ms 114256 KB Output is correct
30 Correct 85 ms 112632 KB Output is correct
31 Correct 92 ms 113272 KB Output is correct
32 Correct 88 ms 112888 KB Output is correct
33 Correct 128 ms 115960 KB Output is correct
34 Correct 128 ms 115960 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 78 ms 112120 KB Output is correct
2 Correct 78 ms 112080 KB Output is correct
3 Correct 81 ms 112120 KB Output is correct
4 Correct 81 ms 112104 KB Output is correct
5 Correct 82 ms 112120 KB Output is correct
6 Correct 78 ms 112120 KB Output is correct
7 Correct 78 ms 112120 KB Output is correct
8 Correct 78 ms 112120 KB Output is correct
9 Correct 79 ms 112120 KB Output is correct
10 Correct 84 ms 112252 KB Output is correct
11 Correct 79 ms 112376 KB Output is correct
12 Correct 98 ms 115448 KB Output is correct
13 Correct 85 ms 115576 KB Output is correct
14 Correct 80 ms 112504 KB Output is correct
15 Correct 81 ms 112248 KB Output is correct
16 Correct 83 ms 112376 KB Output is correct
17 Correct 97 ms 112760 KB Output is correct
18 Correct 82 ms 112384 KB Output is correct
19 Correct 82 ms 112248 KB Output is correct
20 Correct 423 ms 180996 KB Output is correct
21 Correct 80 ms 112376 KB Output is correct
22 Correct 80 ms 112248 KB Output is correct
23 Correct 81 ms 112376 KB Output is correct
24 Correct 86 ms 112504 KB Output is correct
25 Correct 79 ms 112376 KB Output is correct
26 Correct 385 ms 176760 KB Output is correct
27 Correct 374 ms 175280 KB Output is correct
28 Correct 92 ms 112888 KB Output is correct
29 Correct 105 ms 114064 KB Output is correct
30 Correct 83 ms 112760 KB Output is correct
31 Correct 89 ms 113144 KB Output is correct
32 Correct 93 ms 112920 KB Output is correct
33 Correct 132 ms 115960 KB Output is correct
34 Correct 126 ms 115960 KB Output is correct
35 Incorrect 134 ms 116216 KB Output isn't correct
36 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 79 ms 112120 KB Output is correct
2 Correct 78 ms 112120 KB Output is correct
3 Correct 82 ms 112296 KB Output is correct
4 Correct 82 ms 112120 KB Output is correct
5 Correct 85 ms 112120 KB Output is correct
6 Correct 83 ms 112120 KB Output is correct
7 Correct 80 ms 112248 KB Output is correct
8 Correct 74 ms 112124 KB Output is correct
9 Correct 77 ms 112120 KB Output is correct
10 Correct 81 ms 112248 KB Output is correct
11 Correct 78 ms 112376 KB Output is correct
12 Correct 90 ms 115448 KB Output is correct
13 Correct 85 ms 115576 KB Output is correct
14 Correct 79 ms 112376 KB Output is correct
15 Correct 79 ms 112380 KB Output is correct
16 Correct 78 ms 112376 KB Output is correct
17 Correct 82 ms 112760 KB Output is correct
18 Correct 78 ms 112376 KB Output is correct
19 Correct 79 ms 112248 KB Output is correct
20 Correct 404 ms 180984 KB Output is correct
21 Correct 76 ms 112248 KB Output is correct
22 Correct 78 ms 112376 KB Output is correct
23 Correct 81 ms 112376 KB Output is correct
24 Correct 83 ms 112504 KB Output is correct
25 Correct 82 ms 112376 KB Output is correct
26 Correct 385 ms 176776 KB Output is correct
27 Correct 368 ms 175188 KB Output is correct
28 Correct 93 ms 112852 KB Output is correct
29 Correct 104 ms 114040 KB Output is correct
30 Correct 85 ms 112760 KB Output is correct
31 Correct 92 ms 113148 KB Output is correct
32 Correct 86 ms 112888 KB Output is correct
33 Correct 127 ms 116020 KB Output is correct
34 Correct 130 ms 115960 KB Output is correct
35 Incorrect 135 ms 116344 KB Output isn't correct
36 Halted 0 ms 0 KB -