oj.uz

Submission #161580

# Submission time Handle Problem Language Result Execution time Memory
161580 2019-11-03T07:49:48 Z MvC Hedgehog Daniyar and Algorithms (IZhO19_sortbooks) C++11
64 / 100
 3000 ms 9844 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 bk=800;
const int nmax=2e6+50;
const int mod=1e9+7;
using namespace std;
int n,m,a[nmax],mx,i,j,l,r,k,mxx,bukmx[nmax/bk],bukmn[nmax/bk],buk[nmax/bk],x;
vector<int>vc[nmax/bk];
void calc(int l,int r)
{
	int mxx=0,mx=0,mn=inf;
	for(int i=l;i<=r;i++)
	{
		if(a[i]<mx)mxx=max(mxx,a[i]+mx);
		mx=max(mx,a[i]);
		mn=min(mn,a[i]);
		vc[l/bk].pb(a[i]);
	}
	buk[l/bk]=mxx;
	bukmx[l/bk]=mx;
	bukmn[l/bk]=mn;
	sort(vc[l/bk].begin(),vc[l/bk].end());
}
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);
	cin>>n>>m;
	for(i=0;i<n;i++)cin>>a[i];
	for(i=0;i<n;i+=bk)
	{
		calc(i,min(i+bk-1,n-1));
	}
	while(m--)
	{
		cin>>l>>r>>k;
		l--,r--;
		mx=mxx=0;
		for(i=l;i<=r;i++)
		{
			if(i%bk==0)break;
			if(a[i]<mx)mxx=max(mxx,a[i]+mx);
			mx=max(mx,a[i]);
		}
		for(;i+bk<=r;i+=bk)
		{
			mxx=max(mxx,buk[i/bk]);
			if(bukmn[i/bk]<mx)
			{
				x=*(--upper_bound(vc[i/bk].begin(),vc[i/bk].end(),mx-1));
				mxx=max(mxx,mx+x);
			}
			mx=max(mx,bukmx[i/bk]);
		}
		for(;i<=r;i++)
		{
			if(a[i]<mx)mxx=max(mxx,a[i]+mx);
			mx=max(mx,a[i]);
		}
		if(mxx<=k)cout<<"1\n";
		else cout<<"0\n";
	}
	return 0;
}

Compilation message

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

Subtask #1
8.0 / 8.0

# 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 504 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 4 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct

Subtask #2
9.0 / 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 504 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 4 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 6 ms 504 KB Output is correct
12 Correct 8 ms 504 KB Output is correct
13 Correct 8 ms 504 KB Output is correct
14 Correct 12 ms 504 KB Output is correct
15 Correct 11 ms 504 KB Output is correct
16 Correct 9 ms 504 KB Output is correct
17 Correct 7 ms 504 KB Output is correct
18 Correct 8 ms 504 KB Output is correct

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3038 ms 9844 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 290 ms 1564 KB Output is correct
2 Correct 513 ms 1676 KB Output is correct
3 Correct 183 ms 1528 KB Output is correct
4 Correct 175 ms 1500 KB Output is correct
5 Correct 182 ms 1572 KB Output is correct
6 Correct 234 ms 1592 KB Output is correct
7 Correct 240 ms 1628 KB Output is correct
8 Correct 297 ms 1528 KB Output is correct
9 Correct 70 ms 636 KB Output is correct
10 Correct 267 ms 1680 KB Output is correct

Subtask #5
30.0 / 30.0

# 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 504 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 4 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 6 ms 504 KB Output is correct
12 Correct 8 ms 504 KB Output is correct
13 Correct 8 ms 504 KB Output is correct
14 Correct 12 ms 504 KB Output is correct
15 Correct 11 ms 504 KB Output is correct
16 Correct 9 ms 504 KB Output is correct
17 Correct 7 ms 504 KB Output is correct
18 Correct 8 ms 504 KB Output is correct
19 Correct 735 ms 2780 KB Output is correct
20 Correct 729 ms 2768 KB Output is correct
21 Correct 1560 ms 2792 KB Output is correct
22 Correct 1511 ms 2808 KB Output is correct
23 Correct 1590 ms 2820 KB Output is correct
24 Correct 488 ms 2680 KB Output is correct
25 Correct 486 ms 2684 KB Output is correct
26 Correct 453 ms 2680 KB Output is correct
27 Correct 609 ms 2692 KB Output is correct
28 Correct 457 ms 2620 KB Output is correct
29 Correct 390 ms 2680 KB Output is correct
30 Correct 381 ms 2680 KB Output is correct
31 Correct 390 ms 2808 KB Output is correct
32 Correct 389 ms 2556 KB Output is correct
33 Correct 390 ms 2792 KB Output is correct
34 Correct 516 ms 2680 KB Output is correct
35 Correct 519 ms 2772 KB Output is correct
36 Correct 518 ms 2680 KB Output is correct
37 Correct 530 ms 2808 KB Output is correct
38 Correct 523 ms 2680 KB Output is correct
39 Correct 751 ms 2752 KB Output is correct
40 Correct 437 ms 2168 KB Output is correct
41 Correct 797 ms 2808 KB Output is correct

Subtask #6
0 / 23.0

# 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 504 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 504 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 4 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 6 ms 504 KB Output is correct
12 Correct 8 ms 504 KB Output is correct
13 Correct 8 ms 504 KB Output is correct
14 Correct 12 ms 504 KB Output is correct
15 Correct 11 ms 504 KB Output is correct
16 Correct 9 ms 504 KB Output is correct
17 Correct 7 ms 504 KB Output is correct
18 Correct 8 ms 504 KB Output is correct
19 Execution timed out 3038 ms 9844 KB Time limit exceeded
20 Halted 0 ms 0 KB -