oj.uz

Submission #162434

# Submission time Handle Problem Language Result Execution time Memory
162434 2019-11-08T08:49:58 Z MvC Political Development (BOI17_politicaldevelopment) C++11
16 / 100
 3000 ms 308756 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=215000000/(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 1500 KB Output is correct
2 Correct 4 ms 1528 KB Output is correct
3 Correct 22 ms 22340 KB Output is correct
4 Correct 20 ms 21660 KB Output is correct
5 Correct 22 ms 21752 KB Output is correct
6 Correct 23 ms 21624 KB Output is correct
7 Correct 23 ms 21624 KB Output is correct
8 Correct 2923 ms 1704 KB Output is correct
9 Correct 3 ms 1500 KB Output is correct
10 Correct 671 ms 1724 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1500 KB Output is correct
2 Correct 4 ms 1528 KB Output is correct
3 Correct 22 ms 22340 KB Output is correct
4 Correct 20 ms 21660 KB Output is correct
5 Correct 22 ms 21752 KB Output is correct
6 Correct 23 ms 21624 KB Output is correct
7 Correct 23 ms 21624 KB Output is correct
8 Correct 2923 ms 1704 KB Output is correct
9 Correct 3 ms 1500 KB Output is correct
10 Correct 671 ms 1724 KB Output is correct
11 Correct 23 ms 21720 KB Output is correct
12 Correct 2703 ms 21760 KB Output is correct
13 Correct 1999 ms 1584 KB Output is correct
14 Correct 2711 ms 21760 KB Output is correct
15 Correct 3 ms 1528 KB Output is correct
16 Correct 2749 ms 21820 KB Output is correct
17 Correct 3 ms 1532 KB Output is correct
18 Correct 2654 ms 21752 KB Output is correct
19 Correct 2250 ms 1700 KB Output is correct
20 Correct 1045 ms 21704 KB Output is correct
21 Correct 193 ms 21624 KB Output is correct
22 Correct 2189 ms 1708 KB Output is correct
23 Correct 24 ms 22776 KB Output is correct
24 Correct 2194 ms 1712 KB Output is correct
25 Correct 299 ms 22804 KB Output is correct
26 Correct 2689 ms 22084 KB Output is correct
27 Correct 2717 ms 22756 KB Output is correct
28 Correct 2662 ms 21908 KB Output is correct
29 Correct 2892 ms 22704 KB Output is correct
30 Correct 2726 ms 22648 KB Output is correct
31 Correct 2747 ms 23012 KB Output is correct
32 Correct 2713 ms 22748 KB Output is correct
33 Correct 2598 ms 23036 KB Output is correct
34 Correct 2729 ms 22944 KB Output is correct
35 Correct 2481 ms 12024 KB Output is correct
36 Correct 2394 ms 11972 KB Output is correct
37 Correct 2452 ms 11896 KB Output is correct
38 Correct 2221 ms 6648 KB Output is correct
39 Correct 2264 ms 6648 KB Output is correct
40 Correct 68 ms 23288 KB Output is correct
41 Correct 2195 ms 6624 KB Output is correct
42 Correct 43 ms 23288 KB Output is correct
43 Correct 80 ms 23300 KB Output is correct

Subtask #3
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1697 ms 1696 KB Output is correct
2 Correct 1268 ms 1660 KB Output is correct
3 Correct 1220 ms 1528 KB Output is correct
4 Correct 1410 ms 1528 KB Output is correct
5 Correct 1270 ms 1656 KB Output is correct
6 Correct 1256 ms 1528 KB Output is correct
7 Correct 1252 ms 1640 KB Output is correct
8 Correct 1235 ms 1656 KB Output is correct
9 Correct 1324 ms 1524 KB Output is correct
10 Correct 1337 ms 1656 KB Output is correct
11 Correct 2169 ms 308088 KB Output is correct
12 Correct 1249 ms 1784 KB Output is correct
13 Incorrect 2215 ms 308756 KB Output isn't correct
14 Halted 0 ms 0 KB -

Subtask #4
0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1500 KB Output is correct
2 Correct 4 ms 1528 KB Output is correct
3 Correct 22 ms 22340 KB Output is correct
4 Correct 20 ms 21660 KB Output is correct
5 Correct 22 ms 21752 KB Output is correct
6 Correct 23 ms 21624 KB Output is correct
7 Correct 23 ms 21624 KB Output is correct
8 Correct 2923 ms 1704 KB Output is correct
9 Correct 3 ms 1500 KB Output is correct
10 Correct 671 ms 1724 KB Output is correct
11 Correct 23 ms 21720 KB Output is correct
12 Correct 2703 ms 21760 KB Output is correct
13 Correct 1999 ms 1584 KB Output is correct
14 Correct 2711 ms 21760 KB Output is correct
15 Correct 3 ms 1528 KB Output is correct
16 Correct 2749 ms 21820 KB Output is correct
17 Correct 3 ms 1532 KB Output is correct
18 Correct 2654 ms 21752 KB Output is correct
19 Correct 2250 ms 1700 KB Output is correct
20 Correct 1045 ms 21704 KB Output is correct
21 Correct 193 ms 21624 KB Output is correct
22 Correct 2189 ms 1708 KB Output is correct
23 Correct 24 ms 22776 KB Output is correct
24 Correct 2194 ms 1712 KB Output is correct
25 Correct 299 ms 22804 KB Output is correct
26 Correct 2689 ms 22084 KB Output is correct
27 Correct 2717 ms 22756 KB Output is correct
28 Correct 2662 ms 21908 KB Output is correct
29 Correct 2892 ms 22704 KB Output is correct
30 Correct 2726 ms 22648 KB Output is correct
31 Correct 2747 ms 23012 KB Output is correct
32 Correct 2713 ms 22748 KB Output is correct
33 Correct 2598 ms 23036 KB Output is correct
34 Correct 2729 ms 22944 KB Output is correct
35 Correct 2481 ms 12024 KB Output is correct
36 Correct 2394 ms 11972 KB Output is correct
37 Correct 2452 ms 11896 KB Output is correct
38 Correct 2221 ms 6648 KB Output is correct
39 Correct 2264 ms 6648 KB Output is correct
40 Correct 68 ms 23288 KB Output is correct
41 Correct 2195 ms 6624 KB Output is correct
42 Correct 43 ms 23288 KB Output is correct
43 Correct 80 ms 23300 KB Output is correct
44 Correct 75 ms 24056 KB Output is correct
45 Correct 1412 ms 1608 KB Output is correct
46 Correct 1804 ms 23288 KB Output is correct
47 Incorrect 1636 ms 23880 KB Output isn't correct
48 Halted 0 ms 0 KB -

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 1500 KB Output is correct
2 Correct 4 ms 1528 KB Output is correct
3 Correct 22 ms 22340 KB Output is correct
4 Correct 20 ms 21660 KB Output is correct
5 Correct 22 ms 21752 KB Output is correct
6 Correct 23 ms 21624 KB Output is correct
7 Correct 23 ms 21624 KB Output is correct
8 Correct 2923 ms 1704 KB Output is correct
9 Correct 3 ms 1500 KB Output is correct
10 Correct 671 ms 1724 KB Output is correct
11 Correct 23 ms 21720 KB Output is correct
12 Correct 2703 ms 21760 KB Output is correct
13 Correct 1999 ms 1584 KB Output is correct
14 Correct 2711 ms 21760 KB Output is correct
15 Correct 3 ms 1528 KB Output is correct
16 Correct 2749 ms 21820 KB Output is correct
17 Correct 3 ms 1532 KB Output is correct
18 Correct 2654 ms 21752 KB Output is correct
19 Correct 2250 ms 1700 KB Output is correct
20 Correct 1045 ms 21704 KB Output is correct
21 Correct 193 ms 21624 KB Output is correct
22 Correct 2189 ms 1708 KB Output is correct
23 Correct 24 ms 22776 KB Output is correct
24 Correct 2194 ms 1712 KB Output is correct
25 Correct 299 ms 22804 KB Output is correct
26 Correct 2689 ms 22084 KB Output is correct
27 Correct 2717 ms 22756 KB Output is correct
28 Correct 2662 ms 21908 KB Output is correct
29 Correct 2892 ms 22704 KB Output is correct
30 Correct 2726 ms 22648 KB Output is correct
31 Correct 2747 ms 23012 KB Output is correct
32 Correct 2713 ms 22748 KB Output is correct
33 Correct 2598 ms 23036 KB Output is correct
34 Correct 2729 ms 22944 KB Output is correct
35 Correct 2481 ms 12024 KB Output is correct
36 Correct 2394 ms 11972 KB Output is correct
37 Correct 2452 ms 11896 KB Output is correct
38 Correct 2221 ms 6648 KB Output is correct
39 Correct 2264 ms 6648 KB Output is correct
40 Correct 68 ms 23288 KB Output is correct
41 Correct 2195 ms 6624 KB Output is correct
42 Correct 43 ms 23288 KB Output is correct
43 Correct 80 ms 23300 KB Output is correct
44 Correct 1404 ms 1612 KB Output is correct
45 Execution timed out 3064 ms 302584 KB Time limit exceeded
46 Halted 0 ms 0 KB -