oj.uz

Submission #495622

# Submission time Handle Problem Language Result Execution time Memory
495622 2021-12-19T14:30:40 Z PedroBigMan Keys (IOI21_keys) C++17
37 / 100
 3000 ms 33416 KB 
/*
Author of all code: Pedro BIGMAN Dias
Last edit: 15/02/2021
*/
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")
#pragma GCC optimize("Ofast")
#include <iostream>
#include <vector>
#include <cmath>
#include <algorithm>
#include <string>
#include <map>
#include <unordered_map>
#include <set>
#include <unordered_set>
#include <queue>
#include <deque>
#include <list>
#include <iomanip>
#include <stdlib.h>
#include <time.h>
#include <cstring>
using namespace std;
typedef int ll;
typedef unsigned long long int ull;
typedef long double ld;
#define REP(i,a,b) for(ll i=(ll) a; i<(ll) b; i++)
#define pb push_back
#define mp make_pair
#define pl pair<ll,ll>
#define ff first
#define ss second
#define whole(x) x.begin(),x.end()
#define DEBUG(i) cout<<"Pedro Is The Master "<<i<<endl
#define INF 500000000LL
#define EPS 0.00000001
#define pi 3.14159
#define VV(vvvv,NNNN,xxxx); REP(i,0,NNNN) {vvvv.pb(xxxx);}
ll mod=1000000007LL;

template<class A=ll> 
void Out(vector<A> a) {REP(i,0,a.size()) {cout<<a[i]<<" ";} cout<<endl;}

template<class A=ll>
void In(vector<A> &a, ll N) {A cur; REP(i,0,N) {cin>>cur; a.pb(cur);}} 

ll N,M; vector<bool> key; vector<vector<ll> > nxt; vector<vector<pl> > adj; vector<ll> r; vector<bool> visited; vector<ll> newkeys;
ll nei; vector<ll> newnewkeys;

void Reset()
{
	REP(i,0,N) {key[i]=false; nxt[i].clear(); visited[i]=false;}
	newkeys.clear();
}

void DFS(ll s)
{
	if(visited[s]) {return;}
	visited[s]=true; if(!key[r[s]]) {key[r[s]]=true; newnewkeys.pb(r[s]);}
	REP(i,0,adj[s].size())
	{
		nei=adj[s][i].ff;
		if(visited[nei]) {continue;}
		if(key[adj[s][i].ss]) {DFS(nei);}
		else {nxt[adj[s][i].ss].pb(nei);}
	}	
}

vector<ll> find_reachable(vector<ll> rr, vector<ll> u, vector<ll> v, vector<ll> c) 
{
	r=rr; N = r.size(); M = u.size(); VV(key,N,false); VV(adj,N,{});
	REP(i,0,M) {adj[u[i]].pb({v[i],c[i]}); adj[v[i]].pb({u[i],c[i]});}
	vector<ll> p; VV(p,N,0); VV(nxt,N,{}); VV(visited,N,false);
	REP(s,0,N)
	{
		Reset();
		visited[s]=true; 
		REP(i,0,adj[s].size()) {nei=adj[s][i].ff; nxt[adj[s][i].ss].pb(nei);}
		newkeys.pb(r[s]); key[r[s]]=true;
		while(1>0)
		{
			if(newkeys.size()==0) {break;}
			REP(i,0,newkeys.size())
			{
				REP(j,0,nxt[newkeys[i]].size()) {DFS(nxt[newkeys[i]][j]);}
			}
			newkeys=newnewkeys; newnewkeys.clear();
		}
		REP(i,0,N) {if(visited[i]) {p[s]++;}}
	}
	ll me = *min_element(whole(p));
	vector<ll> ans; VV(ans,N,0); REP(i,0,N) {if(p[i]==me) {ans[i]=1;}}
	return ans;
}

Compilation message

keys.cpp:5: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    5 | #pragma GCC optimization ("O3")
      | 
keys.cpp:6: warning: ignoring '#pragma GCC optimization' [-Wunknown-pragmas]
    6 | #pragma GCC optimization ("unroll-loops")
      |

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 KB Output is correct
2 Correct 0 ms 272 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 KB Output is correct
2 Correct 0 ms 272 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 2 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 2 ms 296 KB Output is correct
25 Correct 2 ms 332 KB Output is correct
26 Correct 2 ms 332 KB Output is correct

Subtask #3
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 KB Output is correct
2 Correct 0 ms 272 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 2 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 2 ms 296 KB Output is correct
25 Correct 2 ms 332 KB Output is correct
26 Correct 2 ms 332 KB Output is correct
27 Correct 54 ms 616 KB Output is correct
28 Correct 52 ms 624 KB Output is correct
29 Correct 52 ms 632 KB Output is correct
30 Correct 29 ms 448 KB Output is correct
31 Correct 4 ms 332 KB Output is correct
32 Correct 2 ms 296 KB Output is correct
33 Correct 3 ms 332 KB Output is correct
34 Correct 21 ms 468 KB Output is correct
35 Correct 24 ms 428 KB Output is correct
36 Correct 108 ms 652 KB Output is correct
37 Correct 99 ms 636 KB Output is correct
38 Correct 160 ms 672 KB Output is correct
39 Correct 145 ms 684 KB Output is correct
40 Correct 8 ms 432 KB Output is correct
41 Correct 37 ms 556 KB Output is correct

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 KB Output is correct
2 Correct 0 ms 272 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Execution timed out 3027 ms 33416 KB Time limit exceeded
11 Halted 0 ms 0 KB -

Subtask #5
0 / 33.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 288 KB Output is correct
2 Correct 0 ms 272 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 1 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 204 KB Output is correct
8 Correct 1 ms 204 KB Output is correct
9 Correct 1 ms 204 KB Output is correct
10 Correct 1 ms 332 KB Output is correct
11 Correct 1 ms 332 KB Output is correct
12 Correct 1 ms 332 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 0 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 1 ms 204 KB Output is correct
17 Correct 0 ms 204 KB Output is correct
18 Correct 0 ms 204 KB Output is correct
19 Correct 1 ms 204 KB Output is correct
20 Correct 1 ms 204 KB Output is correct
21 Correct 2 ms 204 KB Output is correct
22 Correct 1 ms 204 KB Output is correct
23 Correct 1 ms 204 KB Output is correct
24 Correct 2 ms 296 KB Output is correct
25 Correct 2 ms 332 KB Output is correct
26 Correct 2 ms 332 KB Output is correct
27 Correct 54 ms 616 KB Output is correct
28 Correct 52 ms 624 KB Output is correct
29 Correct 52 ms 632 KB Output is correct
30 Correct 29 ms 448 KB Output is correct
31 Correct 4 ms 332 KB Output is correct
32 Correct 2 ms 296 KB Output is correct
33 Correct 3 ms 332 KB Output is correct
34 Correct 21 ms 468 KB Output is correct
35 Correct 24 ms 428 KB Output is correct
36 Correct 108 ms 652 KB Output is correct
37 Correct 99 ms 636 KB Output is correct
38 Correct 160 ms 672 KB Output is correct
39 Correct 145 ms 684 KB Output is correct
40 Correct 8 ms 432 KB Output is correct
41 Correct 37 ms 556 KB Output is correct
42 Execution timed out 3027 ms 33416 KB Time limit exceeded
43 Halted 0 ms 0 KB -