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Submission #205808

# Submission time Handle Problem Language Result Execution time Memory
205808 2020-03-01T03:42:11 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 782 ms 262148 KB 
#include <iostream>
#include <bits/stdc++.h>
 
using namespace std;
typedef long long int llo;
#define mp make_pair
#define pb push_back

#define a first
#define b second
#define endl "\n"
 llo dis[2020][2020];
 
 int b[30001];
	int p[30001];
/*void setIO(string name) {
	ios_base::sync_with_stdio(0); cin.tie(0);
//	freopen((name+".in").c_str(),"r",stdin);
//	freopen((name+"p.out").c_str(),"w",stdout);
}*/
vector<pair<int,int>> adj[2020][2020];
int main(){
	//setIO("doge_4_1");
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	int n;
	llo m;
	cin>>n>>m;
	
	//map<pair<int,int><int,int>,int> aa;
	
	for(llo 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;
	priority_queue<pair<llo,pair<int,int>>> aaa;

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

		 x=aaa.top();
		// cout<<x.a<<" "<<x.b<<" "<<dis[x.a][x.b]<<endl;
		aaa.pop();
		x.a=-x.a;
		llo co=1;
		if(x.b.b==2010){
			co=0;
		}
		for(auto nn:adj[x.b.a][x.b.b]){
			if(dis[nn.a][nn.b]==-1 or dis[nn.a][nn.b]>x.a+co){
				/*int st=0;
				if(nn.b==2010 and x.b!=2010){
					co=0;
					st=1;
				}*/
				dis[nn.a][nn.b]=x.a+co;
				if(co==0){
					aaa.push(mp(-dis[nn.a][nn.b],nn));
				}
				else{
					aaa.push(mp(-dis[nn.a][nn.b],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 80 ms 128120 KB Output is correct
2 Correct 80 ms 128120 KB Output is correct
3 Correct 85 ms 128120 KB Output is correct
4 Correct 81 ms 128120 KB Output is correct
5 Correct 79 ms 128120 KB Output is correct
6 Correct 82 ms 128120 KB Output is correct
7 Correct 82 ms 128096 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 84 ms 128120 KB Output is correct
2 Correct 79 ms 128120 KB Output is correct
3 Correct 79 ms 128120 KB Output is correct
4 Correct 83 ms 128120 KB Output is correct
5 Correct 80 ms 128120 KB Output is correct
6 Correct 84 ms 128168 KB Output is correct
7 Correct 83 ms 128148 KB Output is correct
8 Correct 78 ms 128112 KB Output is correct
9 Correct 83 ms 128120 KB Output is correct
10 Correct 83 ms 128232 KB Output is correct
11 Correct 84 ms 128400 KB Output is correct
12 Correct 89 ms 131448 KB Output is correct
13 Correct 90 ms 131576 KB Output is correct
14 Correct 83 ms 128480 KB Output is correct
15 Correct 84 ms 128376 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 81 ms 128120 KB Output is correct
2 Correct 81 ms 128124 KB Output is correct
3 Correct 81 ms 128120 KB Output is correct
4 Correct 86 ms 128120 KB Output is correct
5 Correct 83 ms 128120 KB Output is correct
6 Correct 79 ms 128120 KB Output is correct
7 Correct 79 ms 128120 KB Output is correct
8 Correct 80 ms 128120 KB Output is correct
9 Correct 81 ms 128120 KB Output is correct
10 Correct 83 ms 128120 KB Output is correct
11 Correct 82 ms 128504 KB Output is correct
12 Correct 89 ms 131448 KB Output is correct
13 Correct 92 ms 131576 KB Output is correct
14 Correct 86 ms 128376 KB Output is correct
15 Correct 85 ms 128504 KB Output is correct
16 Correct 82 ms 128248 KB Output is correct
17 Correct 88 ms 128836 KB Output is correct
18 Correct 84 ms 128352 KB Output is correct
19 Correct 84 ms 128248 KB Output is correct
20 Correct 422 ms 197240 KB Output is correct
21 Correct 81 ms 128248 KB Output is correct
22 Correct 81 ms 128248 KB Output is correct
23 Correct 92 ms 128504 KB Output is correct
24 Correct 91 ms 128644 KB Output is correct
25 Correct 89 ms 128376 KB Output is correct
26 Correct 396 ms 192888 KB Output is correct
27 Correct 375 ms 191196 KB Output is correct
28 Correct 95 ms 128888 KB Output is correct
29 Correct 114 ms 130040 KB Output is correct
30 Correct 88 ms 128736 KB Output is correct
31 Correct 99 ms 129144 KB Output is correct
32 Correct 93 ms 128888 KB Output is correct
33 Correct 138 ms 131960 KB Output is correct
34 Correct 144 ms 131960 KB Output is correct

Subtask #4
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 128120 KB Output is correct
2 Correct 82 ms 128120 KB Output is correct
3 Correct 80 ms 128120 KB Output is correct
4 Correct 80 ms 128120 KB Output is correct
5 Correct 81 ms 128120 KB Output is correct
6 Correct 80 ms 128120 KB Output is correct
7 Correct 82 ms 128120 KB Output is correct
8 Correct 82 ms 128248 KB Output is correct
9 Correct 81 ms 128120 KB Output is correct
10 Correct 84 ms 128120 KB Output is correct
11 Correct 84 ms 128504 KB Output is correct
12 Correct 92 ms 131580 KB Output is correct
13 Correct 92 ms 131576 KB Output is correct
14 Correct 90 ms 128376 KB Output is correct
15 Correct 84 ms 128376 KB Output is correct
16 Correct 83 ms 128248 KB Output is correct
17 Correct 94 ms 128888 KB Output is correct
18 Correct 84 ms 128376 KB Output is correct
19 Correct 93 ms 128272 KB Output is correct
20 Correct 425 ms 197368 KB Output is correct
21 Correct 84 ms 128248 KB Output is correct
22 Correct 90 ms 128300 KB Output is correct
23 Correct 85 ms 128376 KB Output is correct
24 Correct 93 ms 128632 KB Output is correct
25 Correct 86 ms 128460 KB Output is correct
26 Correct 394 ms 192848 KB Output is correct
27 Correct 372 ms 191364 KB Output is correct
28 Correct 94 ms 128864 KB Output is correct
29 Correct 110 ms 130040 KB Output is correct
30 Correct 93 ms 128632 KB Output is correct
31 Correct 97 ms 129144 KB Output is correct
32 Correct 93 ms 128888 KB Output is correct
33 Correct 140 ms 131960 KB Output is correct
34 Correct 142 ms 131960 KB Output is correct
35 Correct 181 ms 133256 KB Output is correct
36 Correct 95 ms 128888 KB Output is correct
37 Correct 234 ms 137204 KB Output is correct
38 Correct 222 ms 136096 KB Output is correct
39 Correct 224 ms 136688 KB Output is correct
40 Correct 222 ms 136052 KB Output is correct
41 Correct 225 ms 136188 KB Output is correct
42 Runtime error 782 ms 262148 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 87 ms 128120 KB Output is correct
2 Correct 86 ms 128120 KB Output is correct
3 Correct 83 ms 128120 KB Output is correct
4 Correct 83 ms 128120 KB Output is correct
5 Correct 81 ms 128120 KB Output is correct
6 Correct 81 ms 128120 KB Output is correct
7 Correct 81 ms 128120 KB Output is correct
8 Correct 86 ms 128120 KB Output is correct
9 Correct 84 ms 128168 KB Output is correct
10 Correct 82 ms 128248 KB Output is correct
11 Correct 83 ms 128504 KB Output is correct
12 Correct 89 ms 131452 KB Output is correct
13 Correct 90 ms 131544 KB Output is correct
14 Correct 91 ms 128504 KB Output is correct
15 Correct 84 ms 128320 KB Output is correct
16 Correct 86 ms 128248 KB Output is correct
17 Correct 93 ms 128760 KB Output is correct
18 Correct 85 ms 128376 KB Output is correct
19 Correct 96 ms 128248 KB Output is correct
20 Correct 405 ms 197240 KB Output is correct
21 Correct 84 ms 128248 KB Output is correct
22 Correct 90 ms 128268 KB Output is correct
23 Correct 88 ms 128376 KB Output is correct
24 Correct 93 ms 128676 KB Output is correct
25 Correct 88 ms 128376 KB Output is correct
26 Correct 388 ms 192920 KB Output is correct
27 Correct 371 ms 191224 KB Output is correct
28 Correct 95 ms 128888 KB Output is correct
29 Correct 112 ms 130168 KB Output is correct
30 Correct 90 ms 128760 KB Output is correct
31 Correct 97 ms 129144 KB Output is correct
32 Correct 95 ms 128932 KB Output is correct
33 Correct 149 ms 132064 KB Output is correct
34 Correct 152 ms 131960 KB Output is correct
35 Correct 171 ms 133256 KB Output is correct
36 Correct 97 ms 128888 KB Output is correct
37 Correct 257 ms 137204 KB Output is correct
38 Correct 234 ms 136056 KB Output is correct
39 Correct 242 ms 136564 KB Output is correct
40 Correct 234 ms 136052 KB Output is correct
41 Correct 237 ms 136092 KB Output is correct
42 Runtime error 767 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
43 Halted 0 ms 0 KB -