oj.uz

Submission #928575

# Submission time Handle Problem Language Result Execution time Memory
928575 2024-02-16T16:58:14 Z denniskim IOI Fever (JOI21_fever) C++17
25 / 100
 5000 ms 14024 KB 
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
typedef __int128 lll;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ld, ld> pld;
#define MAX 9223372036854775807LL
#define MIN -9223372036854775807LL
#define INF 0x3f3f3f3f3f3f3f3f
#define fi first
#define se second
#define fastio ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); cout << fixed; cout.precision(10);
#define sp << " "
#define en << "\n"
#define compress(v) sort(v.begin(), v.end()), v.erase(unique(v.begin(), v.end()), v.end())

struct gujo
{
	ll X, D1, Y, D2, T;
	
	bool operator < (const gujo &xx) const
	{
		return T < xx.T;
	}
};

ll n;
pll a[100010];
vector<gujo> vec;
ll ans;
ll D[100010];

ll solve(ll dir)
{
	ll ret = 1;
	
	for(ll i = 1 ; i <= n ; i++)
		D[i] = -1;
	
	D[1] = dir;
	
	for(auto &i : vec)
	{
		if(D[i.X] != -1 && D[i.Y] != -1)
			continue;
		
		if(D[i.X] != -1)
		{
			if(D[i.X] == i.D1)
				D[i.Y] = i.D2, ret++;
		}
		
		else if(D[i.Y] != -1)
		{
			if(D[i.Y] == i.D2)
				D[i.X] = i.D1, ret++;
		}
	}
	
	return ret;
}

int main(void)
{
	fastio
	
	cin >> n;
	
	for(ll i = 1 ; i <= n ; i++)
		cin >> a[i].fi >> a[i].se;
	
	for(ll i = 1 ; i <= n ; i++)
	{
		for(ll j = i + 1 ; j <= n ; j++)
		{
			if(a[i].fi == a[j].fi)
			{
				if(a[i].se < a[j].se)
					vec.push_back({i, 1, j, 3, (a[j].se - a[i].se)});
				else
					vec.push_back({i, 3, j, 1, (a[i].se - a[j].se)});
			}
			
			else if(a[i].se == a[j].se)
			{
				if(a[i].fi < a[j].fi)
					vec.push_back({i, 0, j, 2, a[j].fi - a[i].fi});
				else
					vec.push_back({i, 2, j, 0, a[j].fi - a[i].fi});
			}
			
			else if(a[i].fi + a[i].se == a[j].fi + a[j].se)
			{
				if(a[i].fi < a[j].fi)
				{
					vec.push_back({i, 1, j, 0, (a[j].fi - a[i].fi) * 2});
					vec.push_back({i, 2, j, 3, (a[j].fi - a[i].fi) * 2});
				}
				
				else
				{
					vec.push_back({i, 0, j, 1, (a[i].fi - a[j].fi) * 2});
					vec.push_back({i, 3, j, 2, (a[i].fi - a[j].fi) * 2});
				}
			}
			
			else if(a[i].fi - a[i].se == a[j].fi - a[j].se)
			{
				if(a[i].fi < a[j].fi)
				{
					vec.push_back({i, 0, j, 3, (a[j].fi - a[i].fi) * 2});
					vec.push_back({i, 1, j, 2, (a[j].fi - a[i].fi) * 2});
				}
				
				else
				{
					vec.push_back({i, 3, j, 0, (a[i].fi - a[j].fi) * 2});
					vec.push_back({i, 2, j, 1, (a[i].fi - a[j].fi) * 2});
				}
			}
		}
	}
	
	sort(vec.begin(), vec.end());
	
	for(ll i = 0 ; i < 4 ; i++)
		ans = max(ans, solve(i));
	
	cout << ans;
	return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2396 KB Output is correct
2 Correct 1 ms 2516 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2480 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2520 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2520 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2508 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2512 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 0 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 0 ms 2396 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2396 KB Output is correct
2 Correct 1 ms 2516 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2480 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2520 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2520 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2508 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2512 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 0 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 0 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2392 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2396 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 0 ms 2396 KB Output is correct

Subtask #3
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 0 ms 2396 KB Output is correct
5 Correct 0 ms 2512 KB Output is correct
6 Correct 1 ms 3220 KB Output is correct
7 Correct 2 ms 3224 KB Output is correct
8 Correct 1 ms 3224 KB Output is correct

Subtask #4
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2396 KB Output is correct
2 Correct 1 ms 2516 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2480 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2520 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2520 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2508 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2512 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 0 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 0 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2392 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2396 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 0 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 1 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 0 ms 2396 KB Output is correct
50 Correct 0 ms 2512 KB Output is correct
51 Correct 1 ms 3220 KB Output is correct
52 Correct 2 ms 3224 KB Output is correct
53 Correct 1 ms 3224 KB Output is correct
54 Correct 1 ms 2396 KB Output is correct
55 Correct 1 ms 2396 KB Output is correct
56 Correct 1 ms 2396 KB Output is correct
57 Correct 1 ms 2396 KB Output is correct
58 Correct 2 ms 3224 KB Output is correct
59 Correct 1 ms 2516 KB Output is correct
60 Correct 1 ms 2392 KB Output is correct
61 Correct 1 ms 2652 KB Output is correct
62 Correct 1 ms 2640 KB Output is correct
63 Correct 1 ms 2396 KB Output is correct
64 Correct 1 ms 2392 KB Output is correct
65 Correct 1 ms 2652 KB Output is correct

Subtask #5
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2396 KB Output is correct
2 Correct 1 ms 2516 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2480 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2520 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2520 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2508 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2512 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 0 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 0 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2392 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2396 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 0 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 1 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 0 ms 2396 KB Output is correct
50 Correct 0 ms 2512 KB Output is correct
51 Correct 1 ms 3220 KB Output is correct
52 Correct 2 ms 3224 KB Output is correct
53 Correct 1 ms 3224 KB Output is correct
54 Correct 1 ms 2396 KB Output is correct
55 Correct 1 ms 2396 KB Output is correct
56 Correct 1 ms 2396 KB Output is correct
57 Correct 1 ms 2396 KB Output is correct
58 Correct 2 ms 3224 KB Output is correct
59 Correct 1 ms 2516 KB Output is correct
60 Correct 1 ms 2392 KB Output is correct
61 Correct 1 ms 2652 KB Output is correct
62 Correct 1 ms 2640 KB Output is correct
63 Correct 1 ms 2396 KB Output is correct
64 Correct 1 ms 2392 KB Output is correct
65 Correct 1 ms 2652 KB Output is correct
66 Correct 7 ms 2652 KB Output is correct
67 Correct 7 ms 2700 KB Output is correct
68 Correct 6 ms 2396 KB Output is correct
69 Correct 29 ms 14024 KB Output is correct
70 Incorrect 14 ms 7884 KB Output isn't correct
71 Halted 0 ms 0 KB -

Subtask #6
0 / 32.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2396 KB Output is correct
2 Correct 1 ms 2516 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2480 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2520 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2520 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2508 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2512 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 0 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 0 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2392 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2396 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 0 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 1 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 0 ms 2396 KB Output is correct
50 Correct 0 ms 2512 KB Output is correct
51 Correct 1 ms 3220 KB Output is correct
52 Correct 2 ms 3224 KB Output is correct
53 Correct 1 ms 3224 KB Output is correct
54 Correct 1 ms 2396 KB Output is correct
55 Correct 1 ms 2396 KB Output is correct
56 Correct 1 ms 2396 KB Output is correct
57 Correct 1 ms 2396 KB Output is correct
58 Correct 2 ms 3224 KB Output is correct
59 Correct 1 ms 2516 KB Output is correct
60 Correct 1 ms 2392 KB Output is correct
61 Correct 1 ms 2652 KB Output is correct
62 Correct 1 ms 2640 KB Output is correct
63 Correct 1 ms 2396 KB Output is correct
64 Correct 1 ms 2392 KB Output is correct
65 Correct 1 ms 2652 KB Output is correct
66 Correct 4075 ms 10480 KB Output is correct
67 Execution timed out 5058 ms 9768 KB Time limit exceeded
68 Halted 0 ms 0 KB -

Subtask #7
0 / 31.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 2396 KB Output is correct
2 Correct 1 ms 2516 KB Output is correct
3 Correct 1 ms 2392 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2480 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2520 KB Output is correct
10 Correct 1 ms 2392 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2520 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 1 ms 2396 KB Output is correct
17 Correct 0 ms 2396 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 0 ms 2396 KB Output is correct
21 Correct 1 ms 2396 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2508 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 1 ms 2512 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 0 ms 2396 KB Output is correct
31 Correct 0 ms 2396 KB Output is correct
32 Correct 0 ms 2396 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 1 ms 2396 KB Output is correct
35 Correct 1 ms 2396 KB Output is correct
36 Correct 1 ms 2396 KB Output is correct
37 Correct 1 ms 2396 KB Output is correct
38 Correct 1 ms 2396 KB Output is correct
39 Correct 1 ms 2396 KB Output is correct
40 Correct 1 ms 2392 KB Output is correct
41 Correct 1 ms 2396 KB Output is correct
42 Correct 1 ms 2396 KB Output is correct
43 Correct 1 ms 2396 KB Output is correct
44 Correct 1 ms 2396 KB Output is correct
45 Correct 0 ms 2396 KB Output is correct
46 Correct 1 ms 2396 KB Output is correct
47 Correct 1 ms 2396 KB Output is correct
48 Correct 1 ms 2396 KB Output is correct
49 Correct 0 ms 2396 KB Output is correct
50 Correct 0 ms 2512 KB Output is correct
51 Correct 1 ms 3220 KB Output is correct
52 Correct 2 ms 3224 KB Output is correct
53 Correct 1 ms 3224 KB Output is correct
54 Correct 1 ms 2396 KB Output is correct
55 Correct 1 ms 2396 KB Output is correct
56 Correct 1 ms 2396 KB Output is correct
57 Correct 1 ms 2396 KB Output is correct
58 Correct 2 ms 3224 KB Output is correct
59 Correct 1 ms 2516 KB Output is correct
60 Correct 1 ms 2392 KB Output is correct
61 Correct 1 ms 2652 KB Output is correct
62 Correct 1 ms 2640 KB Output is correct
63 Correct 1 ms 2396 KB Output is correct
64 Correct 1 ms 2392 KB Output is correct
65 Correct 1 ms 2652 KB Output is correct
66 Correct 7 ms 2652 KB Output is correct
67 Correct 7 ms 2700 KB Output is correct
68 Correct 6 ms 2396 KB Output is correct
69 Correct 29 ms 14024 KB Output is correct
70 Incorrect 14 ms 7884 KB Output isn't correct
71 Halted 0 ms 0 KB -