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Submission #205614

# Submission time Handle Problem Language Result Execution time Memory
205614 2020-02-29T10:17:03 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 408 ms 180984 KB 
#include <iostream>
#include <bits/stdc++.h>
 
using namespace std;
//typedef int64_t int;
//#define mp make_pairr
#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];
struct pairr{
	int a;
	int b;

};
vector<pairr> adj[2020][2020];
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int n,m;
	cin>>n>>m;
	
	//map<pairr<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]){
			pairr ac;
			ac.a=j;
			ac.b=p[i];
			adj[j+p[i]][p[i]].pb(ac);
			ac.b=2010;
			adj[j+p[i]][p[i]].pb(ac);
		}
		for(int j=b[i]+p[i];j<n;j=j+p[i]){
			pairr ac;
			ac.a=j;
			ac.b=p[i];
			adj[j-p[i]][p[i]].pb(ac);
			ac.b=2010;
			adj[j-p[i]][p[i]].pb(ac);
		}
			pairr ac;
			ac.a=b[i];
			ac.b=p[i];
		adj[b[i]][2010].pb(ac);
	}



	
	memset(dis,-1,sizeof(dis));
	dis[b[0]][2010]=0;
	dis[b[0]][p[0]]=0;
	deque<pairr> aaa;
	pairr ac;
			ac.a=b[0];
			ac.b=p[0];
	aaa.push_back(ac);
	ac.b=2010;
	aaa.push_back(ac);
	while(!aaa.empty()){
		pairr 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 70 ms 112120 KB Output is correct
2 Correct 74 ms 112252 KB Output is correct
3 Correct 70 ms 112120 KB Output is correct
4 Correct 69 ms 112120 KB Output is correct
5 Correct 72 ms 112120 KB Output is correct
6 Correct 72 ms 112248 KB Output is correct
7 Correct 71 ms 112120 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 72 ms 112120 KB Output is correct
2 Correct 69 ms 112120 KB Output is correct
3 Correct 82 ms 112248 KB Output is correct
4 Correct 74 ms 112200 KB Output is correct
5 Correct 72 ms 112152 KB Output is correct
6 Correct 68 ms 112120 KB Output is correct
7 Correct 73 ms 112120 KB Output is correct
8 Correct 75 ms 112120 KB Output is correct
9 Correct 71 ms 112120 KB Output is correct
10 Correct 71 ms 112120 KB Output is correct
11 Correct 71 ms 112376 KB Output is correct
12 Correct 81 ms 115448 KB Output is correct
13 Correct 80 ms 115624 KB Output is correct
14 Correct 73 ms 112248 KB Output is correct
15 Correct 75 ms 112248 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 71 ms 112120 KB Output is correct
2 Correct 70 ms 112108 KB Output is correct
3 Correct 71 ms 112120 KB Output is correct
4 Correct 72 ms 112120 KB Output is correct
5 Correct 70 ms 112120 KB Output is correct
6 Correct 70 ms 112120 KB Output is correct
7 Correct 72 ms 112248 KB Output is correct
8 Correct 72 ms 112248 KB Output is correct
9 Correct 68 ms 112120 KB Output is correct
10 Correct 71 ms 112376 KB Output is correct
11 Correct 73 ms 112376 KB Output is correct
12 Correct 82 ms 115320 KB Output is correct
13 Correct 78 ms 115576 KB Output is correct
14 Correct 73 ms 112376 KB Output is correct
15 Correct 71 ms 112248 KB Output is correct
16 Correct 71 ms 112248 KB Output is correct
17 Correct 78 ms 112748 KB Output is correct
18 Correct 73 ms 112376 KB Output is correct
19 Correct 77 ms 112504 KB Output is correct
20 Correct 408 ms 180944 KB Output is correct
21 Correct 68 ms 112248 KB Output is correct
22 Correct 74 ms 112248 KB Output is correct
23 Correct 74 ms 112376 KB Output is correct
24 Correct 76 ms 112504 KB Output is correct
25 Correct 75 ms 112376 KB Output is correct
26 Correct 387 ms 176760 KB Output is correct
27 Correct 353 ms 175224 KB Output is correct
28 Correct 97 ms 112892 KB Output is correct
29 Correct 98 ms 114040 KB Output is correct
30 Correct 77 ms 112760 KB Output is correct
31 Correct 85 ms 113252 KB Output is correct
32 Correct 81 ms 112888 KB Output is correct
33 Correct 120 ms 116088 KB Output is correct
34 Correct 117 ms 115960 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 72 ms 112120 KB Output is correct
2 Correct 70 ms 112152 KB Output is correct
3 Correct 72 ms 112120 KB Output is correct
4 Correct 74 ms 112120 KB Output is correct
5 Correct 71 ms 112124 KB Output is correct
6 Correct 72 ms 112120 KB Output is correct
7 Correct 69 ms 112120 KB Output is correct
8 Correct 74 ms 112120 KB Output is correct
9 Correct 70 ms 112120 KB Output is correct
10 Correct 73 ms 112252 KB Output is correct
11 Correct 71 ms 112376 KB Output is correct
12 Correct 82 ms 115448 KB Output is correct
13 Correct 79 ms 115576 KB Output is correct
14 Correct 70 ms 112376 KB Output is correct
15 Correct 80 ms 112376 KB Output is correct
16 Correct 71 ms 112376 KB Output is correct
17 Correct 74 ms 112760 KB Output is correct
18 Correct 73 ms 112376 KB Output is correct
19 Correct 71 ms 112248 KB Output is correct
20 Correct 389 ms 180984 KB Output is correct
21 Correct 70 ms 112248 KB Output is correct
22 Correct 70 ms 112392 KB Output is correct
23 Correct 73 ms 112376 KB Output is correct
24 Correct 75 ms 112504 KB Output is correct
25 Correct 73 ms 112376 KB Output is correct
26 Correct 374 ms 176632 KB Output is correct
27 Correct 355 ms 175096 KB Output is correct
28 Correct 81 ms 112888 KB Output is correct
29 Correct 91 ms 114040 KB Output is correct
30 Correct 75 ms 112632 KB Output is correct
31 Correct 82 ms 113144 KB Output is correct
32 Correct 79 ms 113020 KB Output is correct
33 Correct 116 ms 115960 KB Output is correct
34 Correct 108 ms 115960 KB Output is correct
35 Incorrect 122 ms 115960 KB Output isn't correct
36 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 68 ms 112120 KB Output is correct
2 Correct 69 ms 112120 KB Output is correct
3 Correct 68 ms 112220 KB Output is correct
4 Correct 80 ms 112120 KB Output is correct
5 Correct 74 ms 112120 KB Output is correct
6 Correct 72 ms 112120 KB Output is correct
7 Correct 70 ms 112120 KB Output is correct
8 Correct 69 ms 112120 KB Output is correct
9 Correct 70 ms 112248 KB Output is correct
10 Correct 74 ms 112120 KB Output is correct
11 Correct 73 ms 112376 KB Output is correct
12 Correct 78 ms 115448 KB Output is correct
13 Correct 76 ms 115704 KB Output is correct
14 Correct 71 ms 112248 KB Output is correct
15 Correct 72 ms 112248 KB Output is correct
16 Correct 72 ms 112376 KB Output is correct
17 Correct 76 ms 112672 KB Output is correct
18 Correct 71 ms 112376 KB Output is correct
19 Correct 73 ms 112248 KB Output is correct
20 Correct 397 ms 180856 KB Output is correct
21 Correct 70 ms 112248 KB Output is correct
22 Correct 72 ms 112248 KB Output is correct
23 Correct 73 ms 112376 KB Output is correct
24 Correct 78 ms 112508 KB Output is correct
25 Correct 73 ms 112344 KB Output is correct
26 Correct 374 ms 176764 KB Output is correct
27 Correct 356 ms 175096 KB Output is correct
28 Correct 77 ms 112888 KB Output is correct
29 Correct 96 ms 114052 KB Output is correct
30 Correct 76 ms 112760 KB Output is correct
31 Correct 84 ms 113144 KB Output is correct
32 Correct 79 ms 112888 KB Output is correct
33 Correct 118 ms 115832 KB Output is correct
34 Correct 119 ms 115960 KB Output is correct
35 Incorrect 127 ms 115960 KB Output isn't correct
36 Halted 0 ms 0 KB -