oj.uz

Submission #162432

# Submission time Handle Problem Language Result Execution time Memory
162432 2019-11-08T08:48:55 Z MvC Political Development (BOI17_politicaldevelopment) C++11
16 / 100
 3000 ms 308104 KB 
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#include <bits/stdc++.h>
#define rc(x) return cout<<x<<endl,0
#define pb push_back
#define mkp make_pair
#define in insert
#define er erase
#define fd find
#define fr first
#define sc second
typedef long long ll;
typedef long double ld;
const ll INF=0x3f3f3f3f3f3f3f3f;
const ll llinf=(1LL<<62);
const int inf=(1<<30);
const int nmax=5e4+5;
const int mod=1e9+7;
using namespace std;
int n,k,x,i,j,d[nmax],nr,rs,ts;
bitset<nmax>b[nmax],viz;
vector<int>g[nmax],vc,rnd;
int main()
{
	//freopen("sol.in","r",stdin);
	//freopen("sol.out","w",stdout);
	//mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
	ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
	srand(time(0));
	cin>>n>>k;
	for(i=1;i<=n;i++)
	{
		cin>>d[i];
		for(j=1;j<=d[i];j++)
		{
			cin>>x;
			x++;
			b[i][x]=1;
			//g[i].pb(x);
		}
	}
	for(i=1;i<=n;i++)rnd.pb(i);
	ts=200000000/(n+n*k);
	while(ts--)
	{
		random_shuffle(rnd.begin(),rnd.end());
		vc.clear();
		for(i=0;i<n;i++)
		{
			x=rnd[i];
			nr=0;
			for(j=0;j<(int)vc.size();j++)nr+=b[x][vc[j]];
			if(nr==(int)vc.size())vc.pb(x);
		}
		rs=max(rs,(int)vc.size());
		if(rs==k)break;
	}
	cout<<rs<<endl;
	return 0;
}

Compilation message

politicaldevelopment.cpp:2:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization("O3")
 
politicaldevelopment.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization("unroll-loops")

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1528 KB Output is correct
2 Correct 3 ms 1528 KB Output is correct
3 Correct 21 ms 22392 KB Output is correct
4 Correct 24 ms 21596 KB Output is correct
5 Correct 21 ms 21624 KB Output is correct
6 Correct 50 ms 21724 KB Output is correct
7 Correct 21 ms 21664 KB Output is correct
8 Correct 2641 ms 1700 KB Output is correct
9 Correct 3 ms 1528 KB Output is correct
10 Correct 403 ms 1716 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1528 KB Output is correct
2 Correct 3 ms 1528 KB Output is correct
3 Correct 21 ms 22392 KB Output is correct
4 Correct 24 ms 21596 KB Output is correct
5 Correct 21 ms 21624 KB Output is correct
6 Correct 50 ms 21724 KB Output is correct
7 Correct 21 ms 21664 KB Output is correct
8 Correct 2641 ms 1700 KB Output is correct
9 Correct 3 ms 1528 KB Output is correct
10 Correct 403 ms 1716 KB Output is correct
11 Correct 20 ms 21692 KB Output is correct
12 Correct 2494 ms 21708 KB Output is correct
13 Correct 1874 ms 1580 KB Output is correct
14 Correct 2416 ms 21700 KB Output is correct
15 Correct 3 ms 1528 KB Output is correct
16 Correct 2419 ms 21756 KB Output is correct
17 Correct 3 ms 1528 KB Output is correct
18 Correct 2434 ms 21880 KB Output is correct
19 Correct 1973 ms 1708 KB Output is correct
20 Correct 120 ms 21624 KB Output is correct
21 Correct 854 ms 21768 KB Output is correct
22 Correct 1977 ms 1716 KB Output is correct
23 Correct 200 ms 22904 KB Output is correct
24 Correct 2041 ms 1728 KB Output is correct
25 Correct 70 ms 22776 KB Output is correct
26 Correct 2446 ms 22264 KB Output is correct
27 Correct 2491 ms 22832 KB Output is correct
28 Correct 2439 ms 21980 KB Output is correct
29 Correct 2861 ms 22764 KB Output is correct
30 Correct 2463 ms 22776 KB Output is correct
31 Correct 2507 ms 23160 KB Output is correct
32 Correct 2566 ms 22720 KB Output is correct
33 Correct 2604 ms 23092 KB Output is correct
34 Correct 2583 ms 23016 KB Output is correct
35 Correct 2268 ms 12016 KB Output is correct
36 Correct 2289 ms 12024 KB Output is correct
37 Correct 2431 ms 12024 KB Output is correct
38 Correct 2009 ms 6680 KB Output is correct
39 Correct 2041 ms 6668 KB Output is correct
40 Correct 60 ms 23288 KB Output is correct
41 Correct 2083 ms 6648 KB Output is correct
42 Correct 65 ms 23428 KB Output is correct
43 Correct 65 ms 23344 KB Output is correct

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1574 ms 1704 KB Output is correct
2 Correct 1142 ms 1656 KB Output is correct
3 Correct 1133 ms 1644 KB Output is correct
4 Correct 1338 ms 1612 KB Output is correct
5 Correct 1157 ms 1640 KB Output is correct
6 Correct 1167 ms 1640 KB Output is correct
7 Correct 1164 ms 1656 KB Output is correct
8 Correct 1151 ms 1644 KB Output is correct
9 Correct 1162 ms 1656 KB Output is correct
10 Correct 1151 ms 1644 KB Output is correct
11 Incorrect 1999 ms 308104 KB Output isn't correct
12 Halted 0 ms 0 KB -

Subtask #4
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1528 KB Output is correct
2 Correct 3 ms 1528 KB Output is correct
3 Correct 21 ms 22392 KB Output is correct
4 Correct 24 ms 21596 KB Output is correct
5 Correct 21 ms 21624 KB Output is correct
6 Correct 50 ms 21724 KB Output is correct
7 Correct 21 ms 21664 KB Output is correct
8 Correct 2641 ms 1700 KB Output is correct
9 Correct 3 ms 1528 KB Output is correct
10 Correct 403 ms 1716 KB Output is correct
11 Correct 20 ms 21692 KB Output is correct
12 Correct 2494 ms 21708 KB Output is correct
13 Correct 1874 ms 1580 KB Output is correct
14 Correct 2416 ms 21700 KB Output is correct
15 Correct 3 ms 1528 KB Output is correct
16 Correct 2419 ms 21756 KB Output is correct
17 Correct 3 ms 1528 KB Output is correct
18 Correct 2434 ms 21880 KB Output is correct
19 Correct 1973 ms 1708 KB Output is correct
20 Correct 120 ms 21624 KB Output is correct
21 Correct 854 ms 21768 KB Output is correct
22 Correct 1977 ms 1716 KB Output is correct
23 Correct 200 ms 22904 KB Output is correct
24 Correct 2041 ms 1728 KB Output is correct
25 Correct 70 ms 22776 KB Output is correct
26 Correct 2446 ms 22264 KB Output is correct
27 Correct 2491 ms 22832 KB Output is correct
28 Correct 2439 ms 21980 KB Output is correct
29 Correct 2861 ms 22764 KB Output is correct
30 Correct 2463 ms 22776 KB Output is correct
31 Correct 2507 ms 23160 KB Output is correct
32 Correct 2566 ms 22720 KB Output is correct
33 Correct 2604 ms 23092 KB Output is correct
34 Correct 2583 ms 23016 KB Output is correct
35 Correct 2268 ms 12016 KB Output is correct
36 Correct 2289 ms 12024 KB Output is correct
37 Correct 2431 ms 12024 KB Output is correct
38 Correct 2009 ms 6680 KB Output is correct
39 Correct 2041 ms 6668 KB Output is correct
40 Correct 60 ms 23288 KB Output is correct
41 Correct 2083 ms 6648 KB Output is correct
42 Correct 65 ms 23428 KB Output is correct
43 Correct 65 ms 23344 KB Output is correct
44 Correct 174 ms 24156 KB Output is correct
45 Correct 1328 ms 1656 KB Output is correct
46 Correct 1335 ms 23260 KB Output is correct
47 Correct 1475 ms 24120 KB Output is correct
48 Correct 2160 ms 23352 KB Output is correct
49 Correct 1479 ms 24056 KB Output is correct
50 Correct 1255 ms 23988 KB Output is correct
51 Incorrect 1058 ms 24708 KB Output isn't correct
52 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1528 KB Output is correct
2 Correct 3 ms 1528 KB Output is correct
3 Correct 21 ms 22392 KB Output is correct
4 Correct 24 ms 21596 KB Output is correct
5 Correct 21 ms 21624 KB Output is correct
6 Correct 50 ms 21724 KB Output is correct
7 Correct 21 ms 21664 KB Output is correct
8 Correct 2641 ms 1700 KB Output is correct
9 Correct 3 ms 1528 KB Output is correct
10 Correct 403 ms 1716 KB Output is correct
11 Correct 20 ms 21692 KB Output is correct
12 Correct 2494 ms 21708 KB Output is correct
13 Correct 1874 ms 1580 KB Output is correct
14 Correct 2416 ms 21700 KB Output is correct
15 Correct 3 ms 1528 KB Output is correct
16 Correct 2419 ms 21756 KB Output is correct
17 Correct 3 ms 1528 KB Output is correct
18 Correct 2434 ms 21880 KB Output is correct
19 Correct 1973 ms 1708 KB Output is correct
20 Correct 120 ms 21624 KB Output is correct
21 Correct 854 ms 21768 KB Output is correct
22 Correct 1977 ms 1716 KB Output is correct
23 Correct 200 ms 22904 KB Output is correct
24 Correct 2041 ms 1728 KB Output is correct
25 Correct 70 ms 22776 KB Output is correct
26 Correct 2446 ms 22264 KB Output is correct
27 Correct 2491 ms 22832 KB Output is correct
28 Correct 2439 ms 21980 KB Output is correct
29 Correct 2861 ms 22764 KB Output is correct
30 Correct 2463 ms 22776 KB Output is correct
31 Correct 2507 ms 23160 KB Output is correct
32 Correct 2566 ms 22720 KB Output is correct
33 Correct 2604 ms 23092 KB Output is correct
34 Correct 2583 ms 23016 KB Output is correct
35 Correct 2268 ms 12016 KB Output is correct
36 Correct 2289 ms 12024 KB Output is correct
37 Correct 2431 ms 12024 KB Output is correct
38 Correct 2009 ms 6680 KB Output is correct
39 Correct 2041 ms 6668 KB Output is correct
40 Correct 60 ms 23288 KB Output is correct
41 Correct 2083 ms 6648 KB Output is correct
42 Correct 65 ms 23428 KB Output is correct
43 Correct 65 ms 23344 KB Output is correct
44 Correct 1305 ms 1616 KB Output is correct
45 Execution timed out 3054 ms 302584 KB Time limit exceeded
46 Halted 0 ms 0 KB -