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Submission #205810

# Submission time Handle Problem Language Result Execution time Memory
205810 2020-03-01T03:44:02 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 745 ms 262152 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[30001];
	int p[30001];
 
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){
				/*int st=0;
				if(nn.b==2010 and x.b!=2010){
					co=0;
					st=1;
				}*/
				dis[nn.a][nn.b]=dis[x.a][x.b]+co;
				if(co==0){
					aaa.push_front(nn);
				}
				else{
					aaa.push_back(nn);
				}
				/*if(st){
					co=1;
				}*/
			}
		}
	}
/*	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 76 ms 112120 KB Output is correct
3 Correct 74 ms 112120 KB Output is correct
4 Correct 77 ms 112120 KB Output is correct
5 Correct 75 ms 112120 KB Output is correct
6 Correct 77 ms 112120 KB Output is correct
7 Correct 76 ms 112140 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 112168 KB Output is correct
2 Correct 74 ms 112120 KB Output is correct
3 Correct 76 ms 112120 KB Output is correct
4 Correct 75 ms 112072 KB Output is correct
5 Correct 76 ms 112120 KB Output is correct
6 Correct 80 ms 112112 KB Output is correct
7 Correct 76 ms 112120 KB Output is correct
8 Correct 78 ms 112248 KB Output is correct
9 Correct 75 ms 112120 KB Output is correct
10 Correct 77 ms 112224 KB Output is correct
11 Correct 76 ms 112376 KB Output is correct
12 Correct 86 ms 115624 KB Output is correct
13 Correct 85 ms 115832 KB Output is correct
14 Correct 76 ms 112376 KB Output is correct
15 Correct 78 ms 112376 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 75 ms 112120 KB Output is correct
2 Correct 74 ms 112124 KB Output is correct
3 Correct 77 ms 112120 KB Output is correct
4 Correct 78 ms 112120 KB Output is correct
5 Correct 75 ms 112120 KB Output is correct
6 Correct 74 ms 112120 KB Output is correct
7 Correct 75 ms 112120 KB Output is correct
8 Correct 78 ms 112248 KB Output is correct
9 Correct 75 ms 112120 KB Output is correct
10 Correct 77 ms 112296 KB Output is correct
11 Correct 78 ms 112376 KB Output is correct
12 Correct 84 ms 115556 KB Output is correct
13 Correct 86 ms 115832 KB Output is correct
14 Correct 77 ms 112376 KB Output is correct
15 Correct 76 ms 112400 KB Output is correct
16 Correct 79 ms 112376 KB Output is correct
17 Correct 83 ms 112760 KB Output is correct
18 Correct 78 ms 112504 KB Output is correct
19 Correct 79 ms 112248 KB Output is correct
20 Correct 402 ms 181112 KB Output is correct
21 Correct 77 ms 112252 KB Output is correct
22 Correct 79 ms 112376 KB Output is correct
23 Correct 80 ms 112376 KB Output is correct
24 Correct 83 ms 112632 KB Output is correct
25 Correct 82 ms 112504 KB Output is correct
26 Correct 383 ms 176880 KB Output is correct
27 Correct 367 ms 175372 KB Output is correct
28 Correct 87 ms 112892 KB Output is correct
29 Correct 98 ms 114040 KB Output is correct
30 Correct 82 ms 112760 KB Output is correct
31 Correct 87 ms 113264 KB Output is correct
32 Correct 88 ms 112888 KB Output is correct
33 Correct 128 ms 116216 KB Output is correct
34 Correct 121 ms 115960 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 112120 KB Output is correct
2 Correct 76 ms 112072 KB Output is correct
3 Correct 77 ms 112120 KB Output is correct
4 Correct 78 ms 112248 KB Output is correct
5 Correct 78 ms 112120 KB Output is correct
6 Correct 75 ms 112120 KB Output is correct
7 Correct 77 ms 112120 KB Output is correct
8 Correct 76 ms 112120 KB Output is correct
9 Correct 75 ms 112120 KB Output is correct
10 Correct 76 ms 112248 KB Output is correct
11 Correct 78 ms 112508 KB Output is correct
12 Correct 82 ms 115576 KB Output is correct
13 Correct 84 ms 115576 KB Output is correct
14 Correct 77 ms 112376 KB Output is correct
15 Correct 102 ms 112444 KB Output is correct
16 Correct 78 ms 112376 KB Output is correct
17 Correct 83 ms 112760 KB Output is correct
18 Correct 76 ms 112376 KB Output is correct
19 Correct 77 ms 112248 KB Output is correct
20 Correct 410 ms 181112 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 112476 KB Output is correct
24 Correct 85 ms 112632 KB Output is correct
25 Correct 80 ms 112504 KB Output is correct
26 Correct 373 ms 176760 KB Output is correct
27 Correct 372 ms 175224 KB Output is correct
28 Correct 87 ms 112888 KB Output is correct
29 Correct 99 ms 114040 KB Output is correct
30 Correct 83 ms 112632 KB Output is correct
31 Correct 90 ms 113144 KB Output is correct
32 Correct 87 ms 112888 KB Output is correct
33 Correct 125 ms 115880 KB Output is correct
34 Correct 125 ms 116088 KB Output is correct
35 Correct 139 ms 117112 KB Output is correct
36 Correct 86 ms 112888 KB Output is correct
37 Correct 192 ms 120824 KB Output is correct
38 Correct 182 ms 119584 KB Output is correct
39 Correct 181 ms 120184 KB Output is correct
40 Correct 181 ms 119752 KB Output is correct
41 Correct 175 ms 119544 KB Output is correct
42 Runtime error 745 ms 262144 KB Execution killed with signal 9 (could be triggered by violating memory limits)
43 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 77 ms 112120 KB Output is correct
2 Correct 77 ms 112120 KB Output is correct
3 Correct 76 ms 112120 KB Output is correct
4 Correct 83 ms 112120 KB Output is correct
5 Correct 78 ms 112184 KB Output is correct
6 Correct 79 ms 112120 KB Output is correct
7 Correct 79 ms 112120 KB Output is correct
8 Correct 75 ms 112072 KB Output is correct
9 Correct 75 ms 112120 KB Output is correct
10 Correct 78 ms 112248 KB Output is correct
11 Correct 78 ms 112376 KB Output is correct
12 Correct 87 ms 115624 KB Output is correct
13 Correct 81 ms 115576 KB Output is correct
14 Correct 77 ms 112376 KB Output is correct
15 Correct 78 ms 112376 KB Output is correct
16 Correct 79 ms 112352 KB Output is correct
17 Correct 87 ms 112868 KB Output is correct
18 Correct 79 ms 112376 KB Output is correct
19 Correct 78 ms 112252 KB Output is correct
20 Correct 405 ms 181112 KB Output is correct
21 Correct 76 ms 112248 KB Output is correct
22 Correct 76 ms 112376 KB Output is correct
23 Correct 80 ms 112376 KB Output is correct
24 Correct 84 ms 112632 KB Output is correct
25 Correct 80 ms 112504 KB Output is correct
26 Correct 378 ms 176760 KB Output is correct
27 Correct 370 ms 175224 KB Output is correct
28 Correct 86 ms 112888 KB Output is correct
29 Correct 96 ms 114040 KB Output is correct
30 Correct 82 ms 112760 KB Output is correct
31 Correct 90 ms 113144 KB Output is correct
32 Correct 87 ms 112888 KB Output is correct
33 Correct 123 ms 116088 KB Output is correct
34 Correct 121 ms 115960 KB Output is correct
35 Correct 141 ms 117160 KB Output is correct
36 Correct 86 ms 112888 KB Output is correct
37 Correct 199 ms 120952 KB Output is correct
38 Correct 176 ms 119544 KB Output is correct
39 Correct 179 ms 120056 KB Output is correct
40 Correct 184 ms 119452 KB Output is correct
41 Correct 183 ms 119288 KB Output is correct
42 Runtime error 737 ms 262152 KB Execution killed with signal 9 (could be triggered by violating memory limits)
43 Halted 0 ms 0 KB -