oj.uz

Submission #111785

# Submission time Handle Problem Language Result Execution time Memory
111785 2019-05-16T07:20:46 Z mechfrog88 Two Antennas (JOI19_antennas) C++14
13 / 100
 570 ms 525312 KB 
#include <bits/stdc++.h>
#pragma GCC optimize("unroll-loops,no-stack-protector")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
using namespace std;
typedef long long ll;
typedef long double ld;

struct tower{
	ll h;
	ll a,b;
};

int main(){
	ios_base::sync_with_stdio(false); 
	cin.tie(NULL);
	ll n;
	cin >> n;
	vector <tower> arr(n+1);
	vector <vector<ll>> d(n+1,vector<ll>(n+1,-1));
	for (int z=0;z<n;z++){
		tower temp;
		cin >> temp.h >> temp.a >> temp.b;
		arr[z+1] = temp;
	}
	for (int x=1;x<=n;x++){
		ll ans = -1;
		for (int y=x+arr[x].a ; y<=n && y <= x+arr[x].b;y++){
			if ( y <= x + arr[x].b && y >= x + arr[x].a &&
				 x >= y - arr[y].b && x <= y - arr[y].a)
				ans = max(ans,abs(arr[x].h-arr[y].h));
			d[x][y] = ans;
		}
	}
	for (int x=n;x>-1;x--){
		for (int y=n-1;y>-1;y--){
			d[y][x] = max(d[y][x],d[y+1][x]);
		}
	}
	for (int x=0;x<=n;x++){
		for (int y=1;y<=n;y++){
			d[x][y] = max(d[x][y],d[x][y-1]);
		}
	}
	// for (int z=1;z<=n;z++){
	// 	for (int x=1;x<=n;x++){
	// 		cout << d[z][x] << ",";
	// 	}
	// 	cout << endl;
	// }
	ll q;
	cin >> q;
	for (int z=0;z<q;z++){
		ll a,b;
		cin >> a >> b;
		cout << d[a][b] << endl;
	}
	cin >> q;
}

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 512 KB Output is correct
2 Correct 4 ms 1024 KB Output is correct
3 Correct 4 ms 896 KB Output is correct
4 Correct 5 ms 1152 KB Output is correct
5 Correct 5 ms 896 KB Output is correct
6 Correct 3 ms 1024 KB Output is correct
7 Correct 4 ms 896 KB Output is correct
8 Correct 6 ms 1152 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 5 ms 1152 KB Output is correct
11 Correct 3 ms 304 KB Output is correct
12 Correct 5 ms 1024 KB Output is correct
13 Correct 3 ms 896 KB Output is correct
14 Correct 3 ms 896 KB Output is correct
15 Correct 3 ms 896 KB Output is correct
16 Correct 3 ms 896 KB Output is correct
17 Correct 3 ms 896 KB Output is correct
18 Correct 3 ms 896 KB Output is correct
19 Correct 3 ms 896 KB Output is correct
20 Correct 3 ms 896 KB Output is correct
21 Correct 3 ms 896 KB Output is correct
22 Correct 4 ms 896 KB Output is correct
23 Correct 4 ms 896 KB Output is correct
24 Correct 3 ms 896 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 512 KB Output is correct
2 Correct 4 ms 1024 KB Output is correct
3 Correct 4 ms 896 KB Output is correct
4 Correct 5 ms 1152 KB Output is correct
5 Correct 5 ms 896 KB Output is correct
6 Correct 3 ms 1024 KB Output is correct
7 Correct 4 ms 896 KB Output is correct
8 Correct 6 ms 1152 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 5 ms 1152 KB Output is correct
11 Correct 3 ms 304 KB Output is correct
12 Correct 5 ms 1024 KB Output is correct
13 Correct 3 ms 896 KB Output is correct
14 Correct 3 ms 896 KB Output is correct
15 Correct 3 ms 896 KB Output is correct
16 Correct 3 ms 896 KB Output is correct
17 Correct 3 ms 896 KB Output is correct
18 Correct 3 ms 896 KB Output is correct
19 Correct 3 ms 896 KB Output is correct
20 Correct 3 ms 896 KB Output is correct
21 Correct 3 ms 896 KB Output is correct
22 Correct 4 ms 896 KB Output is correct
23 Correct 4 ms 896 KB Output is correct
24 Correct 3 ms 896 KB Output is correct
25 Correct 263 ms 7508 KB Output is correct
26 Correct 108 ms 31864 KB Output is correct
27 Correct 380 ms 23376 KB Output is correct
28 Correct 428 ms 33584 KB Output is correct
29 Correct 278 ms 9156 KB Output is correct
30 Correct 349 ms 33020 KB Output is correct
31 Correct 436 ms 2424 KB Output is correct
32 Correct 492 ms 33792 KB Output is correct
33 Correct 418 ms 13560 KB Output is correct
34 Correct 266 ms 32592 KB Output is correct
35 Correct 457 ms 19400 KB Output is correct
36 Correct 491 ms 33656 KB Output is correct
37 Correct 276 ms 30712 KB Output is correct
38 Correct 472 ms 31224 KB Output is correct
39 Correct 132 ms 30584 KB Output is correct
40 Correct 427 ms 31224 KB Output is correct
41 Correct 355 ms 30888 KB Output is correct
42 Correct 459 ms 31136 KB Output is correct
43 Correct 200 ms 30584 KB Output is correct
44 Correct 570 ms 31352 KB Output is correct
45 Correct 163 ms 30712 KB Output is correct
46 Correct 478 ms 31224 KB Output is correct
47 Correct 181 ms 30468 KB Output is correct
48 Correct 466 ms 31224 KB Output is correct

Subtask #3
0 / 22.0

# Verdict Execution time Memory Grader output
1 Runtime error 484 ms 525312 KB Execution killed with signal 9 (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 3 ms 512 KB Output is correct
2 Correct 4 ms 1024 KB Output is correct
3 Correct 4 ms 896 KB Output is correct
4 Correct 5 ms 1152 KB Output is correct
5 Correct 5 ms 896 KB Output is correct
6 Correct 3 ms 1024 KB Output is correct
7 Correct 4 ms 896 KB Output is correct
8 Correct 6 ms 1152 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 5 ms 1152 KB Output is correct
11 Correct 3 ms 304 KB Output is correct
12 Correct 5 ms 1024 KB Output is correct
13 Correct 3 ms 896 KB Output is correct
14 Correct 3 ms 896 KB Output is correct
15 Correct 3 ms 896 KB Output is correct
16 Correct 3 ms 896 KB Output is correct
17 Correct 3 ms 896 KB Output is correct
18 Correct 3 ms 896 KB Output is correct
19 Correct 3 ms 896 KB Output is correct
20 Correct 3 ms 896 KB Output is correct
21 Correct 3 ms 896 KB Output is correct
22 Correct 4 ms 896 KB Output is correct
23 Correct 4 ms 896 KB Output is correct
24 Correct 3 ms 896 KB Output is correct
25 Correct 263 ms 7508 KB Output is correct
26 Correct 108 ms 31864 KB Output is correct
27 Correct 380 ms 23376 KB Output is correct
28 Correct 428 ms 33584 KB Output is correct
29 Correct 278 ms 9156 KB Output is correct
30 Correct 349 ms 33020 KB Output is correct
31 Correct 436 ms 2424 KB Output is correct
32 Correct 492 ms 33792 KB Output is correct
33 Correct 418 ms 13560 KB Output is correct
34 Correct 266 ms 32592 KB Output is correct
35 Correct 457 ms 19400 KB Output is correct
36 Correct 491 ms 33656 KB Output is correct
37 Correct 276 ms 30712 KB Output is correct
38 Correct 472 ms 31224 KB Output is correct
39 Correct 132 ms 30584 KB Output is correct
40 Correct 427 ms 31224 KB Output is correct
41 Correct 355 ms 30888 KB Output is correct
42 Correct 459 ms 31136 KB Output is correct
43 Correct 200 ms 30584 KB Output is correct
44 Correct 570 ms 31352 KB Output is correct
45 Correct 163 ms 30712 KB Output is correct
46 Correct 478 ms 31224 KB Output is correct
47 Correct 181 ms 30468 KB Output is correct
48 Correct 466 ms 31224 KB Output is correct
49 Runtime error 484 ms 525312 KB Execution killed with signal 9 (could be triggered by violating memory limits)
50 Halted 0 ms 0 KB -