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답안 #233300

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
233300 2020-05-20T08:50:30 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
 537 ms 262148 KB 
#include <iostream>
#include <bits/stdc++.h>
using namespace std;
typedef int64_t llo;
#define mp make_pair
#define pb push_back
#define a first
#define b second
int n,m;
int aa,bb;
const int ss=130;
vector<pair<pair<int,int>,int>> adj[30001][ss];//((index,power),dist)
int dist[30001][ss];
int main(){
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cin>>n>>m;
	int st;
	int endd;
	memset(dist,-1,sizeof(dist));
	for(int j=0;j<m;j++){
		cin>>aa>>bb;
		if(j==0){
			st=aa;
		}
		if(j==1){
			endd=aa;
		}
		if(bb>=ss){
			for(int i=aa+bb;i<n;i+=bb){
				adj[aa][0].pb({{i,0},(i-aa)/bb});
			}
			for(int i=aa-bb;i>=0;i-=bb){
				adj[aa][0].pb({{i,0},(aa-i)/bb});
			}
		}
		else{
			adj[aa][0].pb({{aa,bb},0});
		//	adj[aa][bb].pb({{aa,0},0});
		}
	}
	for(int i=0;i<n;i++){
		for(int j=1;j<ss;j++){
			if(i+j<n){
				adj[i][j].pb({{i+j,j},1});
			}
			if(i-j>=0 and i-j<n){
				adj[i][j].pb({{i-j,j},1});
			}
			adj[i][j].pb({{i,0},0});

		}
	}
	priority_queue<pair<int,pair<int,int>>> ac;
	ac.push({0,{st,0}});
	dist[st][0]=0;
	while(ac.size()){
		pair<int,pair<int,int>> no=ac.top();
		ac.pop();
		no.a=-no.a;
		if(dist[no.b.a][no.b.b]<no.a){
			continue;
		}
	//	cout<<no.b.a<<","<<no.b.b<<","<<no.a<<endl;
		for(auto j:adj[no.b.a][no.b.b]){
			if(dist[j.a.a][j.a.b]==-1 or dist[j.a.a][j.a.b]>dist[no.b.a][no.b.b]+j.b){
				dist[j.a.a][j.a.b]=dist[no.b.a][no.b.b]+j.b;
				ac.push({-dist[j.a.a][j.a.b],{j.a}});
			}
		}
	}
	cout<<dist[endd][0]<<endl;








	return 0;
}

Compilation message

skyscraper.cpp: In function 'int main()':
skyscraper.cpp:56:13: warning: 'st' may be used uninitialized in this function [-Wmaybe-uninitialized]
  dist[st][0]=0;
  ~~~~~~~~~~~^~
skyscraper.cpp:72:20: warning: 'endd' may be used uninitialized in this function [-Wmaybe-uninitialized]
  cout<<dist[endd][0]<<endl;
                    ^

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 66 ms 107256 KB Output is correct
2 Correct 65 ms 107128 KB Output is correct
3 Correct 68 ms 107164 KB Output is correct
4 Correct 67 ms 107256 KB Output is correct
5 Correct 65 ms 107256 KB Output is correct
6 Correct 66 ms 107260 KB Output is correct
7 Correct 65 ms 107256 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 68 ms 107128 KB Output is correct
2 Correct 68 ms 107128 KB Output is correct
3 Correct 69 ms 107128 KB Output is correct
4 Correct 69 ms 107256 KB Output is correct
5 Correct 67 ms 107256 KB Output is correct
6 Correct 67 ms 107256 KB Output is correct
7 Correct 67 ms 107256 KB Output is correct
8 Correct 68 ms 107384 KB Output is correct
9 Correct 68 ms 107384 KB Output is correct
10 Correct 69 ms 107644 KB Output is correct
11 Correct 70 ms 107768 KB Output is correct
12 Correct 68 ms 107768 KB Output is correct
13 Correct 68 ms 107768 KB Output is correct
14 Correct 67 ms 107768 KB Output is correct
15 Correct 69 ms 107768 KB Output is correct

Subtask #3
14.0 / 14.0

# 결과 실행 시간 메모리 Grader output
1 Correct 69 ms 107256 KB Output is correct
2 Correct 67 ms 107256 KB Output is correct
3 Correct 69 ms 107256 KB Output is correct
4 Correct 68 ms 107260 KB Output is correct
5 Correct 71 ms 107256 KB Output is correct
6 Correct 69 ms 107256 KB Output is correct
7 Correct 67 ms 107256 KB Output is correct
8 Correct 66 ms 107384 KB Output is correct
9 Correct 68 ms 107384 KB Output is correct
10 Correct 70 ms 107644 KB Output is correct
11 Correct 68 ms 107768 KB Output is correct
12 Correct 72 ms 107640 KB Output is correct
13 Correct 68 ms 107640 KB Output is correct
14 Correct 69 ms 107772 KB Output is correct
15 Correct 70 ms 107768 KB Output is correct
16 Correct 68 ms 108280 KB Output is correct
17 Correct 86 ms 112760 KB Output is correct
18 Correct 100 ms 120884 KB Output is correct
19 Correct 111 ms 122872 KB Output is correct
20 Correct 107 ms 122872 KB Output is correct
21 Correct 74 ms 109816 KB Output is correct
22 Correct 104 ms 121080 KB Output is correct
23 Correct 102 ms 119544 KB Output is correct
24 Correct 106 ms 122232 KB Output is correct
25 Correct 106 ms 122864 KB Output is correct
26 Correct 115 ms 122872 KB Output is correct
27 Correct 105 ms 122872 KB Output is correct
28 Correct 107 ms 122872 KB Output is correct
29 Correct 117 ms 122872 KB Output is correct
30 Correct 111 ms 122872 KB Output is correct
31 Correct 113 ms 122872 KB Output is correct
32 Correct 109 ms 122872 KB Output is correct
33 Correct 136 ms 122872 KB Output is correct
34 Correct 134 ms 123000 KB Output is correct

Subtask #4
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 71 ms 107128 KB Output is correct
2 Correct 68 ms 107128 KB Output is correct
3 Correct 69 ms 107128 KB Output is correct
4 Correct 68 ms 107256 KB Output is correct
5 Correct 68 ms 107256 KB Output is correct
6 Correct 71 ms 107256 KB Output is correct
7 Correct 67 ms 107384 KB Output is correct
8 Correct 70 ms 107384 KB Output is correct
9 Correct 66 ms 107384 KB Output is correct
10 Correct 67 ms 107640 KB Output is correct
11 Correct 68 ms 107896 KB Output is correct
12 Correct 67 ms 107896 KB Output is correct
13 Correct 69 ms 107640 KB Output is correct
14 Correct 67 ms 107768 KB Output is correct
15 Correct 71 ms 107768 KB Output is correct
16 Correct 74 ms 108280 KB Output is correct
17 Correct 87 ms 112760 KB Output is correct
18 Correct 99 ms 120824 KB Output is correct
19 Correct 104 ms 122872 KB Output is correct
20 Correct 104 ms 122872 KB Output is correct
21 Correct 72 ms 109816 KB Output is correct
22 Correct 105 ms 121080 KB Output is correct
23 Correct 101 ms 119672 KB Output is correct
24 Correct 109 ms 122104 KB Output is correct
25 Correct 104 ms 122872 KB Output is correct
26 Correct 106 ms 122848 KB Output is correct
27 Correct 111 ms 122872 KB Output is correct
28 Correct 108 ms 122872 KB Output is correct
29 Correct 118 ms 122872 KB Output is correct
30 Correct 112 ms 122864 KB Output is correct
31 Correct 110 ms 122872 KB Output is correct
32 Correct 108 ms 122872 KB Output is correct
33 Correct 132 ms 123000 KB Output is correct
34 Correct 140 ms 123000 KB Output is correct
35 Correct 118 ms 118904 KB Output is correct
36 Correct 92 ms 115508 KB Output is correct
37 Correct 146 ms 123640 KB Output is correct
38 Correct 146 ms 124024 KB Output is correct
39 Correct 144 ms 124024 KB Output is correct
40 Correct 143 ms 124024 KB Output is correct
41 Correct 142 ms 124024 KB Output is correct
42 Correct 111 ms 123128 KB Output is correct
43 Correct 111 ms 123124 KB Output is correct
44 Correct 116 ms 123272 KB Output is correct
45 Correct 172 ms 126712 KB Output is correct
46 Correct 175 ms 127168 KB Output is correct

Subtask #5
0 / 43.0

# 결과 실행 시간 메모리 Grader output
1 Correct 72 ms 107256 KB Output is correct
2 Correct 66 ms 107256 KB Output is correct
3 Correct 65 ms 107256 KB Output is correct
4 Correct 67 ms 107256 KB Output is correct
5 Correct 74 ms 107256 KB Output is correct
6 Correct 70 ms 107260 KB Output is correct
7 Correct 67 ms 107256 KB Output is correct
8 Correct 68 ms 107512 KB Output is correct
9 Correct 68 ms 107384 KB Output is correct
10 Correct 68 ms 107640 KB Output is correct
11 Correct 70 ms 107768 KB Output is correct
12 Correct 68 ms 107640 KB Output is correct
13 Correct 69 ms 107640 KB Output is correct
14 Correct 74 ms 107768 KB Output is correct
15 Correct 69 ms 107768 KB Output is correct
16 Correct 69 ms 108280 KB Output is correct
17 Correct 87 ms 112760 KB Output is correct
18 Correct 99 ms 120824 KB Output is correct
19 Correct 113 ms 122872 KB Output is correct
20 Correct 112 ms 122872 KB Output is correct
21 Correct 74 ms 110072 KB Output is correct
22 Correct 101 ms 121080 KB Output is correct
23 Correct 103 ms 119544 KB Output is correct
24 Correct 106 ms 122104 KB Output is correct
25 Correct 105 ms 122900 KB Output is correct
26 Correct 108 ms 122872 KB Output is correct
27 Correct 111 ms 122876 KB Output is correct
28 Correct 115 ms 122868 KB Output is correct
29 Correct 120 ms 122872 KB Output is correct
30 Correct 109 ms 122872 KB Output is correct
31 Correct 111 ms 122872 KB Output is correct
32 Correct 111 ms 122872 KB Output is correct
33 Correct 140 ms 123000 KB Output is correct
34 Correct 134 ms 122872 KB Output is correct
35 Correct 132 ms 118904 KB Output is correct
36 Correct 93 ms 115576 KB Output is correct
37 Correct 148 ms 123704 KB Output is correct
38 Correct 149 ms 124024 KB Output is correct
39 Correct 146 ms 123896 KB Output is correct
40 Correct 144 ms 124024 KB Output is correct
41 Correct 151 ms 124004 KB Output is correct
42 Correct 120 ms 123252 KB Output is correct
43 Correct 116 ms 123124 KB Output is correct
44 Correct 116 ms 123228 KB Output is correct
45 Correct 174 ms 126776 KB Output is correct
46 Correct 176 ms 126840 KB Output is correct
47 Correct 537 ms 212956 KB Output is correct
48 Runtime error 410 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
49 Halted 0 ms 0 KB -