oj.uz

Submission #233302

# Submission time Handle Problem Language Result Execution time Memory
233302 2020-05-20T08:51:38 Z kshitij_sodani Jakarta Skyscrapers (APIO15_skyscraper) C++17
57 / 100
 526 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=120;
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

# Verdict Execution time Memory Grader output
1 Correct 64 ms 99064 KB Output is correct
2 Correct 69 ms 98936 KB Output is correct
3 Correct 72 ms 98936 KB Output is correct
4 Correct 66 ms 99040 KB Output is correct
5 Correct 66 ms 99052 KB Output is correct
6 Correct 65 ms 98936 KB Output is correct
7 Correct 64 ms 99064 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 98940 KB Output is correct
2 Correct 64 ms 98936 KB Output is correct
3 Correct 69 ms 98936 KB Output is correct
4 Correct 69 ms 99040 KB Output is correct
5 Correct 72 ms 98928 KB Output is correct
6 Correct 68 ms 98948 KB Output is correct
7 Correct 72 ms 98936 KB Output is correct
8 Correct 62 ms 99168 KB Output is correct
9 Correct 71 ms 99192 KB Output is correct
10 Correct 73 ms 99420 KB Output is correct
11 Correct 71 ms 99580 KB Output is correct
12 Correct 67 ms 99424 KB Output is correct
13 Correct 73 ms 99452 KB Output is correct
14 Correct 62 ms 99448 KB Output is correct
15 Correct 69 ms 99448 KB Output is correct

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 99040 KB Output is correct
2 Correct 67 ms 98936 KB Output is correct
3 Correct 79 ms 98936 KB Output is correct
4 Correct 68 ms 98912 KB Output is correct
5 Correct 64 ms 98936 KB Output is correct
6 Correct 65 ms 98936 KB Output is correct
7 Correct 71 ms 98936 KB Output is correct
8 Correct 66 ms 99064 KB Output is correct
9 Correct 65 ms 99192 KB Output is correct
10 Correct 62 ms 99456 KB Output is correct
11 Correct 71 ms 99448 KB Output is correct
12 Correct 66 ms 99448 KB Output is correct
13 Correct 82 ms 99576 KB Output is correct
14 Correct 91 ms 99576 KB Output is correct
15 Correct 70 ms 99432 KB Output is correct
16 Correct 71 ms 99960 KB Output is correct
17 Correct 81 ms 104184 KB Output is correct
18 Correct 107 ms 111608 KB Output is correct
19 Correct 100 ms 113580 KB Output is correct
20 Correct 101 ms 113528 KB Output is correct
21 Correct 69 ms 101388 KB Output is correct
22 Correct 94 ms 111840 KB Output is correct
23 Correct 103 ms 110456 KB Output is correct
24 Correct 104 ms 112760 KB Output is correct
25 Correct 97 ms 113504 KB Output is correct
26 Correct 104 ms 113528 KB Output is correct
27 Correct 106 ms 113420 KB Output is correct
28 Correct 108 ms 113504 KB Output is correct
29 Correct 118 ms 113528 KB Output is correct
30 Correct 121 ms 113440 KB Output is correct
31 Correct 106 ms 113400 KB Output is correct
32 Correct 109 ms 113528 KB Output is correct
33 Correct 127 ms 113580 KB Output is correct
34 Correct 130 ms 113548 KB Output is correct

Subtask #4
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 64 ms 99064 KB Output is correct
2 Correct 66 ms 98944 KB Output is correct
3 Correct 68 ms 99040 KB Output is correct
4 Correct 70 ms 99040 KB Output is correct
5 Correct 56 ms 98936 KB Output is correct
6 Correct 56 ms 99080 KB Output is correct
7 Correct 61 ms 98956 KB Output is correct
8 Correct 59 ms 99192 KB Output is correct
9 Correct 58 ms 99196 KB Output is correct
10 Correct 65 ms 99448 KB Output is correct
11 Correct 60 ms 99452 KB Output is correct
12 Correct 62 ms 99448 KB Output is correct
13 Correct 61 ms 99456 KB Output is correct
14 Correct 64 ms 99448 KB Output is correct
15 Correct 65 ms 99572 KB Output is correct
16 Correct 66 ms 99960 KB Output is correct
17 Correct 85 ms 104184 KB Output is correct
18 Correct 95 ms 111608 KB Output is correct
19 Correct 113 ms 113500 KB Output is correct
20 Correct 100 ms 113528 KB Output is correct
21 Correct 68 ms 101496 KB Output is correct
22 Correct 91 ms 111736 KB Output is correct
23 Correct 93 ms 110456 KB Output is correct
24 Correct 96 ms 113016 KB Output is correct
25 Correct 99 ms 113528 KB Output is correct
26 Correct 100 ms 113452 KB Output is correct
27 Correct 96 ms 113400 KB Output is correct
28 Correct 102 ms 113532 KB Output is correct
29 Correct 109 ms 113532 KB Output is correct
30 Correct 100 ms 113400 KB Output is correct
31 Correct 104 ms 113400 KB Output is correct
32 Correct 104 ms 113400 KB Output is correct
33 Correct 127 ms 113528 KB Output is correct
34 Correct 119 ms 113528 KB Output is correct
35 Correct 112 ms 109816 KB Output is correct
36 Correct 84 ms 106744 KB Output is correct
37 Correct 139 ms 114300 KB Output is correct
38 Correct 133 ms 114680 KB Output is correct
39 Correct 135 ms 114556 KB Output is correct
40 Correct 138 ms 114552 KB Output is correct
41 Correct 136 ms 114680 KB Output is correct
42 Correct 107 ms 113784 KB Output is correct
43 Correct 104 ms 113780 KB Output is correct
44 Correct 100 ms 113800 KB Output is correct
45 Correct 157 ms 117436 KB Output is correct
46 Correct 152 ms 117496 KB Output is correct

Subtask #5
0 / 43.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 98936 KB Output is correct
2 Correct 59 ms 98936 KB Output is correct
3 Correct 60 ms 98936 KB Output is correct
4 Correct 64 ms 98936 KB Output is correct
5 Correct 62 ms 99064 KB Output is correct
6 Correct 60 ms 98936 KB Output is correct
7 Correct 61 ms 99064 KB Output is correct
8 Correct 64 ms 99064 KB Output is correct
9 Correct 61 ms 99192 KB Output is correct
10 Correct 61 ms 99448 KB Output is correct
11 Correct 65 ms 99576 KB Output is correct
12 Correct 63 ms 99448 KB Output is correct
13 Correct 62 ms 99448 KB Output is correct
14 Correct 63 ms 99448 KB Output is correct
15 Correct 65 ms 99456 KB Output is correct
16 Correct 64 ms 100088 KB Output is correct
17 Correct 77 ms 104056 KB Output is correct
18 Correct 92 ms 111612 KB Output is correct
19 Correct 97 ms 113400 KB Output is correct
20 Correct 99 ms 113528 KB Output is correct
21 Correct 69 ms 101496 KB Output is correct
22 Correct 90 ms 111864 KB Output is correct
23 Correct 94 ms 110456 KB Output is correct
24 Correct 99 ms 112760 KB Output is correct
25 Correct 97 ms 113400 KB Output is correct
26 Correct 100 ms 113532 KB Output is correct
27 Correct 105 ms 113420 KB Output is correct
28 Correct 101 ms 113528 KB Output is correct
29 Correct 110 ms 113400 KB Output is correct
30 Correct 101 ms 113400 KB Output is correct
31 Correct 105 ms 113404 KB Output is correct
32 Correct 103 ms 113400 KB Output is correct
33 Correct 124 ms 113528 KB Output is correct
34 Correct 122 ms 113528 KB Output is correct
35 Correct 116 ms 109816 KB Output is correct
36 Correct 85 ms 106744 KB Output is correct
37 Correct 136 ms 114288 KB Output is correct
38 Correct 138 ms 114552 KB Output is correct
39 Correct 134 ms 114808 KB Output is correct
40 Correct 134 ms 114680 KB Output is correct
41 Correct 134 ms 114552 KB Output is correct
42 Correct 111 ms 113784 KB Output is correct
43 Correct 106 ms 113876 KB Output is correct
44 Correct 101 ms 113800 KB Output is correct
45 Correct 154 ms 117432 KB Output is correct
46 Correct 151 ms 117496 KB Output is correct
47 Correct 526 ms 197176 KB Output is correct
48 Runtime error 439 ms 262148 KB Execution killed with signal 9 (could be triggered by violating memory limits)
49 Halted 0 ms 0 KB -