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답안 #205654

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
205654 2020-02-29T11:30:10 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
36 / 100
 415 ms 197240 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[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;
	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;
		int 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

# 결과 실행 시간 메모리 Grader output
1 Correct 84 ms 128120 KB Output is correct
2 Correct 83 ms 128120 KB Output is correct
3 Correct 84 ms 128248 KB Output is correct
4 Correct 82 ms 128248 KB Output is correct
5 Correct 83 ms 128120 KB Output is correct
6 Correct 90 ms 128120 KB Output is correct
7 Correct 83 ms 128120 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 83 ms 128120 KB Output is correct
2 Correct 85 ms 128148 KB Output is correct
3 Correct 89 ms 128120 KB Output is correct
4 Correct 84 ms 128120 KB Output is correct
5 Correct 83 ms 128120 KB Output is correct
6 Correct 83 ms 128120 KB Output is correct
7 Correct 84 ms 128120 KB Output is correct
8 Correct 83 ms 128144 KB Output is correct
9 Correct 86 ms 128120 KB Output is correct
10 Correct 96 ms 128248 KB Output is correct
11 Correct 87 ms 128372 KB Output is correct
12 Correct 92 ms 131448 KB Output is correct
13 Correct 91 ms 131576 KB Output is correct
14 Correct 90 ms 128376 KB Output is correct
15 Correct 87 ms 128376 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 84 ms 128120 KB Output is correct
2 Correct 82 ms 128120 KB Output is correct
3 Correct 84 ms 128120 KB Output is correct
4 Correct 83 ms 128084 KB Output is correct
5 Correct 85 ms 128248 KB Output is correct
6 Correct 84 ms 128120 KB Output is correct
7 Correct 83 ms 128120 KB Output is correct
8 Correct 82 ms 128120 KB Output is correct
9 Correct 84 ms 128120 KB Output is correct
10 Correct 85 ms 128248 KB Output is correct
11 Correct 87 ms 128376 KB Output is correct
12 Correct 92 ms 131448 KB Output is correct
13 Correct 92 ms 131608 KB Output is correct
14 Correct 86 ms 128376 KB Output is correct
15 Correct 85 ms 128528 KB Output is correct
16 Correct 87 ms 128248 KB Output is correct
17 Correct 91 ms 128760 KB Output is correct
18 Correct 86 ms 128376 KB Output is correct
19 Correct 86 ms 128248 KB Output is correct
20 Correct 414 ms 197112 KB Output is correct
21 Correct 86 ms 128248 KB Output is correct
22 Correct 88 ms 128248 KB Output is correct
23 Correct 93 ms 128504 KB Output is correct
24 Correct 97 ms 128504 KB Output is correct
25 Correct 88 ms 128376 KB Output is correct
26 Correct 390 ms 192760 KB Output is correct
27 Correct 370 ms 191352 KB Output is correct
28 Correct 96 ms 128888 KB Output is correct
29 Correct 112 ms 130040 KB Output is correct
30 Correct 93 ms 128632 KB Output is correct
31 Correct 102 ms 129144 KB Output is correct
32 Correct 96 ms 128888 KB Output is correct
33 Correct 148 ms 132092 KB Output is correct
34 Correct 148 ms 131960 KB Output is correct

Subtask #4
0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 86 ms 128120 KB Output is correct
2 Correct 85 ms 128120 KB Output is correct
3 Correct 84 ms 128120 KB Output is correct
4 Correct 83 ms 128120 KB Output is correct
5 Correct 85 ms 128120 KB Output is correct
6 Correct 83 ms 128120 KB Output is correct
7 Correct 84 ms 128120 KB Output is correct
8 Correct 80 ms 128036 KB Output is correct
9 Correct 83 ms 128124 KB Output is correct
10 Correct 85 ms 128120 KB Output is correct
11 Correct 85 ms 128508 KB Output is correct
12 Correct 89 ms 131576 KB Output is correct
13 Correct 92 ms 131576 KB Output is correct
14 Correct 88 ms 128424 KB Output is correct
15 Correct 84 ms 128376 KB Output is correct
16 Correct 85 ms 128376 KB Output is correct
17 Correct 91 ms 128888 KB Output is correct
18 Correct 87 ms 128376 KB Output is correct
19 Correct 84 ms 128248 KB Output is correct
20 Correct 415 ms 197112 KB Output is correct
21 Correct 86 ms 128248 KB Output is correct
22 Correct 88 ms 128248 KB Output is correct
23 Correct 89 ms 128376 KB Output is correct
24 Correct 93 ms 128708 KB Output is correct
25 Correct 89 ms 128376 KB Output is correct
26 Correct 390 ms 192760 KB Output is correct
27 Correct 377 ms 191352 KB Output is correct
28 Correct 94 ms 129016 KB Output is correct
29 Correct 116 ms 130168 KB Output is correct
30 Correct 97 ms 128760 KB Output is correct
31 Correct 103 ms 129272 KB Output is correct
32 Correct 99 ms 128888 KB Output is correct
33 Correct 146 ms 131960 KB Output is correct
34 Correct 143 ms 131960 KB Output is correct
35 Incorrect 181 ms 132872 KB Output isn't correct
36 Halted 0 ms 0 KB -

Subtask #5
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 88 ms 128124 KB Output is correct
2 Correct 85 ms 128120 KB Output is correct
3 Correct 87 ms 128120 KB Output is correct
4 Correct 83 ms 128120 KB Output is correct
5 Correct 86 ms 128096 KB Output is correct
6 Correct 85 ms 128120 KB Output is correct
7 Correct 88 ms 128120 KB Output is correct
8 Correct 85 ms 128120 KB Output is correct
9 Correct 88 ms 128120 KB Output is correct
10 Correct 87 ms 128120 KB Output is correct
11 Correct 92 ms 128376 KB Output is correct
12 Correct 91 ms 131448 KB Output is correct
13 Correct 96 ms 131576 KB Output is correct
14 Correct 90 ms 128376 KB Output is correct
15 Correct 86 ms 128376 KB Output is correct
16 Correct 86 ms 128248 KB Output is correct
17 Correct 93 ms 128888 KB Output is correct
18 Correct 93 ms 128376 KB Output is correct
19 Correct 88 ms 128248 KB Output is correct
20 Correct 412 ms 197240 KB Output is correct
21 Correct 88 ms 128248 KB Output is correct
22 Correct 90 ms 128248 KB Output is correct
23 Correct 90 ms 128376 KB Output is correct
24 Correct 91 ms 128504 KB Output is correct
25 Correct 88 ms 128376 KB Output is correct
26 Correct 392 ms 192888 KB Output is correct
27 Correct 380 ms 191172 KB Output is correct
28 Correct 95 ms 128888 KB Output is correct
29 Correct 116 ms 130232 KB Output is correct
30 Correct 91 ms 128764 KB Output is correct
31 Correct 99 ms 129144 KB Output is correct
32 Correct 95 ms 128888 KB Output is correct
33 Correct 146 ms 131960 KB Output is correct
34 Correct 147 ms 132088 KB Output is correct
35 Incorrect 176 ms 132872 KB Output isn't correct
36 Halted 0 ms 0 KB -