oj.uz

Submission #133913

# Submission time Handle Problem Language Result Execution time Memory
133913 2019-07-21T18:07:16 Z claudy Bali Sculptures (APIO15_sculpture) C++14
21 / 100
 1000 ms 504 KB 
//# pragma GCC optimize("Ofast,no-stack-protector")
//# pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,avx2,tune=native")
# pragma GCC optimize("Ofast")
# pragma GCC optimization ("unroll-loops")
# include "bits/stdc++.h"
/*
# include <ext/pb_ds/tree_policy.hpp>
# include <ext/pb_ds/assoc_container.hpp>
# include <ext/rope>
*/
std::pair<int,int> DR[] = {{-1,0},{0,1},{1,0},{0,-1},{-1,1},{-1,-1},{1,1},{1,-1}};
# define ll long long
# define clock (clock() * 1000.0 / CLOCKS_PER_SEC)
# define rc(s) return cout << s,0
# define rcg(s) cout << s;exit(0)
# define _ ios_base::sync_with_stdio(false);cin.tie(0);cerr.tie(0);cout.tie(0);
# define db(x) cerr << #x << " = " << x << '\n'
# define pb push_back
# define mp make_pair
# define all(s) s.begin(),s.end()
# define sz(x) (int)((x).size())
# define int ll
using namespace std;

/*
using namespace __gnu_pbds;
using namespace __gnu_cxx;
template <class T> using Tree = tree<T, null_type, less<T>, rb_tree_tag,tree_order_statistics_node_update>;
Tree<int>tr;
*/

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
# define LOCAL
# define sim template < class c
# define ris return * this
# define dor > debug & operator <<
# define eni(x) sim > typename \
enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) {
sim > struct rge { c b, e; };
sim > rge<c> range(c i, c j) { return rge<c>{i, j}; }
sim > auto dud(c* x) -> decltype(cerr << *x, 0);
sim > char dud(...);
struct debug {
#ifdef LOCAL
~debug() { cerr << endl; }
eni(!=) cerr << boolalpha << i; ris; }
eni(==) ris << range(begin(i), end(i)); }
sim, class b dor(pair < b, c > d) {
ris << "(" << d.first << ", " << d.second << ")";
}
sim dor(rge<c> d) {
*this << "[";
for (auto it = d.b; it != d.e; ++it)
*this << ", " + 2 * (it == d.b) << *it;
ris << "]";
}
#else
sim dor(const c&) { ris; }
#endif
};
#define show(...) " [" << #__VA_ARGS__ ": " << (__VA_ARGS__) << "] "
int gcd(int a, int b)
{
if(b) return gcd(b,a%b);
return a;
}mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

int n,a,b,c[2005],viz[2005];
vector<int>zero;
bitset<2005>dp[2005];

inline bool f()
{
	for(int i = 1;i <= n;i++) dp[i].reset();
	dp[0][0] = 1;
	vector<int>vec,newvec;
	newvec.pb(0);
	for(int cnt = 1;cnt <= b;cnt++)
	{
		bool BB = 0;
		vec = newvec;
		newvec.clear();
		shuffle(vec.begin(),vec.end(),rng);
		for(int i = 1;i <= n;i++)
		{
			dp[cnt][i] = 0;
			for(auto it : vec)
			{
				int j = it;
				int x = c[i] - c[j];
				bool B = 1;
				for(auto it : zero)
				{
					if(x & (1LL << it))
					{
						B = 0;
						break;
					}
				}
				if(B)
				{
					dp[cnt][i] = 1;
					newvec.pb(i);
					BB = 1;
					break;
				}
			}
		}
		if(!BB) return false;
		if(cnt >= a && dp[cnt][n]) return true;
	}
	return false;
}

int32_t main(){_
	//freopen("input","r",stdin);
	cin >> n >> a >> b;
	for(int i = 1;i <= n;i++)
	{
		cin >> c[i];
		c[i] += c[i - 1];
	}
	for(int bit = 40;bit >= 0;bit--)
	{
		zero.pb(bit);
		if(!f()) zero.pop_back();
	}
	for(auto it : zero)
	{
		viz[it] = 1;
	}
	int ans = 0;
	for(int i = 0;i <= 40;i++)
	{
		if(!viz[i]) ans += (1LL << i);
	}
	rc(ans);
	return 0;
}

Compilation message

sculpture.cpp:4:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 # pragma GCC optimization ("unroll-loops")

Subtask #1
0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 256 KB Output is correct
4 Correct 2 ms 380 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Incorrect 2 ms 376 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 380 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 3 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 380 KB Output is correct
13 Correct 3 ms 380 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Incorrect 2 ms 376 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #3
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 2 ms 380 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 380 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 3 ms 376 KB Output is correct
18 Correct 4 ms 376 KB Output is correct
19 Correct 5 ms 376 KB Output is correct
20 Correct 3 ms 376 KB Output is correct
21 Correct 4 ms 376 KB Output is correct
22 Correct 4 ms 376 KB Output is correct
23 Correct 3 ms 376 KB Output is correct
24 Correct 4 ms 376 KB Output is correct
25 Correct 3 ms 376 KB Output is correct
26 Correct 8 ms 376 KB Output is correct
27 Correct 8 ms 376 KB Output is correct
28 Correct 20 ms 420 KB Output is correct
29 Correct 42 ms 248 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 11 ms 380 KB Output is correct
32 Correct 12 ms 376 KB Output is correct

Subtask #4
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 380 KB Output is correct
9 Correct 2 ms 380 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Incorrect 2 ms 376 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 376 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 380 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 3 ms 380 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 2 ms 376 KB Output is correct
27 Correct 3 ms 376 KB Output is correct
28 Correct 4 ms 408 KB Output is correct
29 Correct 4 ms 376 KB Output is correct
30 Correct 2 ms 376 KB Output is correct
31 Correct 3 ms 376 KB Output is correct
32 Correct 3 ms 376 KB Output is correct
33 Correct 3 ms 376 KB Output is correct
34 Correct 4 ms 376 KB Output is correct
35 Correct 3 ms 376 KB Output is correct
36 Correct 7 ms 376 KB Output is correct
37 Correct 8 ms 376 KB Output is correct
38 Correct 20 ms 376 KB Output is correct
39 Correct 41 ms 376 KB Output is correct
40 Correct 2 ms 376 KB Output is correct
41 Correct 11 ms 376 KB Output is correct
42 Correct 12 ms 380 KB Output is correct
43 Correct 4 ms 376 KB Output is correct
44 Correct 12 ms 376 KB Output is correct
45 Correct 10 ms 376 KB Output is correct
46 Correct 15 ms 376 KB Output is correct
47 Correct 70 ms 504 KB Output is correct
48 Correct 2 ms 376 KB Output is correct
49 Correct 54 ms 376 KB Output is correct
50 Correct 69 ms 380 KB Output is correct
51 Correct 12 ms 464 KB Output is correct
52 Execution timed out 1072 ms 504 KB Time limit exceeded
53 Halted 0 ms 0 KB -