oj.uz

Submission #615544

# Submission time Handle Problem Language Result Execution time Memory
615544 2022-07-31T10:28:15 Z Koosha_mv Stations (IOI20_stations) C++14
100 / 100
 1004 ms 788 KB 
#include "stations.h"
#include <bits/stdc++.h>
using namespace std;
#define dbgv(v) cout<<#v<<" = "; f(i,0,int(v.size())) cout<<v[i]<<" "; cout<<endl
#define dbga(a,x,y) cout<<#a<<" = "; f(i,x,y) cout<<a[i]<<" "; cout<<endl
#define erorp(x) cout<<#x<<"={"<<x.F<<" , "<<x.S<<"}"<<endl
#define eror(x) cout<<#x<<'='<<(x)<<endl
#define f_(i,a,b) for(int i=a;i>=b;i--)
#define f(i,a,b) for(int i=a;i<b;i++)
#define nb(x) __builtin_popcount(x)
#define all(v) v.begin(),v.end()
#define bit(n,k) (((n)>>(k))&1)
#define Add(x,y) x=(x+y)%mod
#define maxm(a,b) a=max(a,b)
#define minm(a,b) a=min(a,b)
#define lst(x) x[x.size()-1]
#define sz(x) int(x.size())
#define mp make_pair
#define ll long long
#define pb push_back
#define S second
#define F first

const int N=1000;

int Time,st[N],ft[N],h[N];
vector<int> g[N];

void dfs(int u,int p){
	if(h[u]==0){
		st[u]=Time++;
	}
	for(auto v : g[u]){
		if(v==p) continue ;
		h[v]=h[u]^1;
		dfs(v,u);
	}
	if(h[u]==1){
		ft[u]=Time++;
	}
}
vector<int> label(int n, int k,vector<int> u,vector<int> v) {
	vector<int> labels(n);
	h[0]=Time=0;
	f(i,0,n) g[i].clear();
	f(i,0,n-1) g[u[i]].pb(v[i]),g[v[i]].pb(u[i]);
	dfs(0,0);
	f(i,0,n){
		if(h[i]==0){
			labels[i]=st[i];
		}
		else{
			labels[i]=ft[i];
		}
	}
	return labels;
}
int find_next_station(int s, int t,vector<int> c) {
	for(auto v : c){
		if(v==t){
			return v;
		}
	}
	c.pb(s);
	sort(all(c));
	if(c[0]==s){
		f(i,0,int(c.size())-2){
			if(c[i]<t && t<c[i+1]){
				return c[i+1];
			}
		}
		return c.back();
	}
	else{
		f(i,1,int(c.size())-1){
			if(c[i]<t && t<c[i+1]){
				return c[i];
			}
		}
		return c[0];
	}
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 539 ms 648 KB Output is correct
2 Correct 494 ms 688 KB Output is correct
3 Correct 925 ms 520 KB Output is correct
4 Correct 559 ms 520 KB Output is correct
5 Correct 535 ms 548 KB Output is correct
6 Correct 440 ms 524 KB Output is correct
7 Correct 425 ms 588 KB Output is correct
8 Correct 2 ms 492 KB Output is correct
9 Correct 5 ms 632 KB Output is correct
10 Correct 1 ms 620 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 564 ms 532 KB Output is correct
2 Correct 570 ms 532 KB Output is correct
3 Correct 1004 ms 532 KB Output is correct
4 Correct 736 ms 548 KB Output is correct
5 Correct 692 ms 504 KB Output is correct
6 Correct 529 ms 544 KB Output is correct

Subtask #3
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 615 ms 520 KB Output is correct
2 Correct 443 ms 544 KB Output is correct
3 Correct 812 ms 520 KB Output is correct
4 Correct 594 ms 532 KB Output is correct
5 Correct 538 ms 532 KB Output is correct
6 Correct 477 ms 544 KB Output is correct
7 Correct 431 ms 544 KB Output is correct
8 Correct 3 ms 620 KB Output is correct
9 Correct 4 ms 632 KB Output is correct
10 Correct 1 ms 628 KB Output is correct
11 Correct 556 ms 524 KB Output is correct
12 Correct 470 ms 656 KB Output is correct
13 Correct 442 ms 756 KB Output is correct
14 Correct 444 ms 532 KB Output is correct
15 Correct 53 ms 544 KB Output is correct
16 Correct 62 ms 576 KB Output is correct
17 Correct 101 ms 660 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 914 ms 544 KB Output is correct
2 Correct 611 ms 532 KB Output is correct
3 Correct 556 ms 416 KB Output is correct
4 Correct 2 ms 620 KB Output is correct
5 Correct 3 ms 492 KB Output is correct
6 Correct 1 ms 620 KB Output is correct
7 Correct 555 ms 544 KB Output is correct
8 Correct 801 ms 520 KB Output is correct
9 Correct 733 ms 544 KB Output is correct
10 Correct 533 ms 544 KB Output is correct
11 Correct 4 ms 620 KB Output is correct
12 Correct 6 ms 632 KB Output is correct
13 Correct 5 ms 620 KB Output is correct
14 Correct 3 ms 620 KB Output is correct
15 Correct 1 ms 500 KB Output is correct
16 Correct 467 ms 528 KB Output is correct
17 Correct 504 ms 524 KB Output is correct
18 Correct 430 ms 544 KB Output is correct
19 Correct 463 ms 544 KB Output is correct
20 Correct 492 ms 532 KB Output is correct

Subtask #5
61.0 / 61.0

# Verdict Execution time Memory Grader output
1 Correct 546 ms 544 KB Output is correct
2 Correct 480 ms 548 KB Output is correct
3 Correct 901 ms 520 KB Output is correct
4 Correct 652 ms 416 KB Output is correct
5 Correct 579 ms 544 KB Output is correct
6 Correct 416 ms 716 KB Output is correct
7 Correct 378 ms 532 KB Output is correct
8 Correct 2 ms 620 KB Output is correct
9 Correct 3 ms 628 KB Output is correct
10 Correct 1 ms 620 KB Output is correct
11 Correct 499 ms 548 KB Output is correct
12 Correct 498 ms 544 KB Output is correct
13 Correct 915 ms 420 KB Output is correct
14 Correct 659 ms 416 KB Output is correct
15 Correct 537 ms 524 KB Output is correct
16 Correct 374 ms 544 KB Output is correct
17 Correct 542 ms 548 KB Output is correct
18 Correct 496 ms 640 KB Output is correct
19 Correct 459 ms 648 KB Output is correct
20 Correct 403 ms 540 KB Output is correct
21 Correct 64 ms 572 KB Output is correct
22 Correct 72 ms 572 KB Output is correct
23 Correct 124 ms 668 KB Output is correct
24 Correct 5 ms 620 KB Output is correct
25 Correct 5 ms 492 KB Output is correct
26 Correct 3 ms 620 KB Output is correct
27 Correct 4 ms 628 KB Output is correct
28 Correct 1 ms 500 KB Output is correct
29 Correct 511 ms 524 KB Output is correct
30 Correct 543 ms 548 KB Output is correct
31 Correct 486 ms 524 KB Output is correct
32 Correct 491 ms 532 KB Output is correct
33 Correct 543 ms 420 KB Output is correct
34 Correct 357 ms 544 KB Output is correct
35 Correct 452 ms 768 KB Output is correct
36 Correct 451 ms 768 KB Output is correct
37 Correct 489 ms 648 KB Output is correct
38 Correct 467 ms 672 KB Output is correct
39 Correct 414 ms 660 KB Output is correct
40 Correct 426 ms 788 KB Output is correct
41 Correct 386 ms 636 KB Output is correct
42 Correct 55 ms 572 KB Output is correct
43 Correct 83 ms 668 KB Output is correct
44 Correct 111 ms 544 KB Output is correct
45 Correct 150 ms 528 KB Output is correct
46 Correct 319 ms 524 KB Output is correct
47 Correct 337 ms 548 KB Output is correct
48 Correct 60 ms 700 KB Output is correct
49 Correct 53 ms 780 KB Output is correct