oj.uz

Submission #123568

# Submission time Handle Problem Language Result Execution time Memory
123568 2019-07-01T15:49:56 Z MvC Two Antennas (JOI19_antennas) C++11
13 / 100
 1229 ms 38920 KB 
#pragma GCC target("avx2")
#pragma GCC optimization("O3")
#pragma GCC optimization("unroll-loops")
#include<bits/stdc++.h>
//#include "rail.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=2e5+50;
const int mod=1e9+7;
using namespace std;
int n,i,q,l[nmax],r[nmax],x,y,h[nmax],ans,a,b,j,a1,b1,rs[2050][2050];
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;
	for(i=1;i<=n;i++)cin>>h[i]>>l[i]>>r[i];
	for(i=1;i<=n;i++)
	{
		a=l[i],b=r[i];
		rs[i][i]=-1;
		for(j=i+1;j<=n;j++)
		{
			a1=l[j],b1=r[j];
			if(((i+a<=j && i+b>=j) || (i-a>=j && i-b<=j)) && ((j+a1<=i && j+b1>=i) || (j-a1>=i && j-b1<=i)))
			{
				ans=abs(h[j]-h[i]);
				rs[i][j]=ans;
			}
			else
			{
				rs[i][j]=-1;
			}
		}
	}
	for(i=2;i<=n;i++)
	{
		for(j=1;j<=n-i+1;j++)
		{
			rs[j][j+i-1]=max(rs[j][j+i-1],max(rs[j+1][j+i-1],rs[j][j+i-2]));
		}
	}
	cin>>q;
	while(q--)
	{
		cin>>x>>y;
		cout<<rs[x][y]<<'\n';
	}
	return 0;
}

Compilation message

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

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 888 KB Output is correct
2 Correct 3 ms 1784 KB Output is correct
3 Correct 3 ms 1528 KB Output is correct
4 Correct 3 ms 1784 KB Output is correct
5 Correct 3 ms 1656 KB Output is correct
6 Correct 3 ms 1784 KB Output is correct
7 Correct 3 ms 1784 KB Output is correct
8 Correct 3 ms 1784 KB Output is correct
9 Correct 2 ms 888 KB Output is correct
10 Correct 3 ms 1784 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 3 ms 1784 KB Output is correct
13 Correct 3 ms 1656 KB Output is correct
14 Correct 3 ms 1656 KB Output is correct
15 Correct 3 ms 1656 KB Output is correct
16 Correct 3 ms 1660 KB Output is correct
17 Correct 3 ms 1656 KB Output is correct
18 Correct 3 ms 1656 KB Output is correct
19 Correct 3 ms 1656 KB Output is correct
20 Correct 3 ms 1736 KB Output is correct
21 Correct 3 ms 1656 KB Output is correct
22 Correct 3 ms 1656 KB Output is correct
23 Correct 3 ms 1656 KB Output is correct
24 Correct 3 ms 1656 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 888 KB Output is correct
2 Correct 3 ms 1784 KB Output is correct
3 Correct 3 ms 1528 KB Output is correct
4 Correct 3 ms 1784 KB Output is correct
5 Correct 3 ms 1656 KB Output is correct
6 Correct 3 ms 1784 KB Output is correct
7 Correct 3 ms 1784 KB Output is correct
8 Correct 3 ms 1784 KB Output is correct
9 Correct 2 ms 888 KB Output is correct
10 Correct 3 ms 1784 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 3 ms 1784 KB Output is correct
13 Correct 3 ms 1656 KB Output is correct
14 Correct 3 ms 1656 KB Output is correct
15 Correct 3 ms 1656 KB Output is correct
16 Correct 3 ms 1660 KB Output is correct
17 Correct 3 ms 1656 KB Output is correct
18 Correct 3 ms 1656 KB Output is correct
19 Correct 3 ms 1656 KB Output is correct
20 Correct 3 ms 1736 KB Output is correct
21 Correct 3 ms 1656 KB Output is correct
22 Correct 3 ms 1656 KB Output is correct
23 Correct 3 ms 1656 KB Output is correct
24 Correct 3 ms 1656 KB Output is correct
25 Correct 54 ms 7544 KB Output is correct
26 Correct 32 ms 14664 KB Output is correct
27 Correct 93 ms 15068 KB Output is correct
28 Correct 105 ms 18164 KB Output is correct
29 Correct 58 ms 8440 KB Output is correct
30 Correct 78 ms 16760 KB Output is correct
31 Correct 61 ms 4600 KB Output is correct
32 Correct 106 ms 17956 KB Output is correct
33 Correct 82 ms 11256 KB Output is correct
34 Correct 64 ms 16120 KB Output is correct
35 Correct 89 ms 13688 KB Output is correct
36 Correct 105 ms 17912 KB Output is correct
37 Correct 65 ms 15708 KB Output is correct
38 Correct 96 ms 16708 KB Output is correct
39 Correct 34 ms 14456 KB Output is correct
40 Correct 98 ms 16764 KB Output is correct
41 Correct 78 ms 15948 KB Output is correct
42 Correct 97 ms 16632 KB Output is correct
43 Correct 47 ms 14840 KB Output is correct
44 Correct 110 ms 16632 KB Output is correct
45 Correct 36 ms 14584 KB Output is correct
46 Correct 97 ms 16632 KB Output is correct
47 Correct 43 ms 14716 KB Output is correct
48 Correct 98 ms 16604 KB Output is correct

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Runtime error 1229 ms 38920 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #4
0 / 65.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 888 KB Output is correct
2 Correct 3 ms 1784 KB Output is correct
3 Correct 3 ms 1528 KB Output is correct
4 Correct 3 ms 1784 KB Output is correct
5 Correct 3 ms 1656 KB Output is correct
6 Correct 3 ms 1784 KB Output is correct
7 Correct 3 ms 1784 KB Output is correct
8 Correct 3 ms 1784 KB Output is correct
9 Correct 2 ms 888 KB Output is correct
10 Correct 3 ms 1784 KB Output is correct
11 Correct 2 ms 632 KB Output is correct
12 Correct 3 ms 1784 KB Output is correct
13 Correct 3 ms 1656 KB Output is correct
14 Correct 3 ms 1656 KB Output is correct
15 Correct 3 ms 1656 KB Output is correct
16 Correct 3 ms 1660 KB Output is correct
17 Correct 3 ms 1656 KB Output is correct
18 Correct 3 ms 1656 KB Output is correct
19 Correct 3 ms 1656 KB Output is correct
20 Correct 3 ms 1736 KB Output is correct
21 Correct 3 ms 1656 KB Output is correct
22 Correct 3 ms 1656 KB Output is correct
23 Correct 3 ms 1656 KB Output is correct
24 Correct 3 ms 1656 KB Output is correct
25 Correct 54 ms 7544 KB Output is correct
26 Correct 32 ms 14664 KB Output is correct
27 Correct 93 ms 15068 KB Output is correct
28 Correct 105 ms 18164 KB Output is correct
29 Correct 58 ms 8440 KB Output is correct
30 Correct 78 ms 16760 KB Output is correct
31 Correct 61 ms 4600 KB Output is correct
32 Correct 106 ms 17956 KB Output is correct
33 Correct 82 ms 11256 KB Output is correct
34 Correct 64 ms 16120 KB Output is correct
35 Correct 89 ms 13688 KB Output is correct
36 Correct 105 ms 17912 KB Output is correct
37 Correct 65 ms 15708 KB Output is correct
38 Correct 96 ms 16708 KB Output is correct
39 Correct 34 ms 14456 KB Output is correct
40 Correct 98 ms 16764 KB Output is correct
41 Correct 78 ms 15948 KB Output is correct
42 Correct 97 ms 16632 KB Output is correct
43 Correct 47 ms 14840 KB Output is correct
44 Correct 110 ms 16632 KB Output is correct
45 Correct 36 ms 14584 KB Output is correct
46 Correct 97 ms 16632 KB Output is correct
47 Correct 43 ms 14716 KB Output is correct
48 Correct 98 ms 16604 KB Output is correct
49 Runtime error 1229 ms 38920 KB Execution killed with signal 11 (could be triggered by violating memory limits)
50 Halted 0 ms 0 KB -