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Submission #1084294

# Submission time Handle Problem Language Result Execution time Memory
1084294 2024-09-05T18:42:44 Z 4QT0R Global Warming (CEOI18_glo) C++17
100 / 100
 465 ms 64960 KB 
#include <bits/stdc++.h>
using namespace std;
#define ll long long

ll wej[200003][2];

void init(ll &n, ll &x){
	cin >> n >> x;
	set<ll> s;
	map<ll,ll> mp;
	ll iter=0;
	for (ll i = 1; i<=n; i++){
		cin >> wej[i][0];
		s.insert(wej[i][0]);
		wej[i][1]=wej[i][0]+x;
		s.insert(wej[i][1]);
	}
	for (auto u : s)mp[u]=++iter;
	for (ll i = 1; i<=n; i++){
		wej[i][0]=mp[wej[i][0]];
		wej[i][1]=mp[wej[i][1]];
	}
}

const ll base=1<<19;
ll tree[2*base][2];
void change(ll v, ll x, ll ind){
	v+=base;
	tree[v][ind]=x;
	v>>=1;
	while(v){
		tree[v][ind]=max(tree[2*v][ind],tree[2*v+1][ind]);
		v>>=1;
	}
}
ll check(ll zas, ll ind){
	zas+=base+1;
	ll ans=0;
	while(zas){
		if (zas&1)ans=max(ans,tree[zas-1][ind]);
		zas>>=1;
	}
	return ans;
}

int main(){
	ios_base::sync_with_stdio(0);
	cin.tie(0);

	ll n,x;
	init(n,x);
	for (ll i = 1; i<=n; i++){
		change(wej[i][0],max(check(wej[i][0]-1,1),check(wej[i][1]-1,0))+1,1);
		change(wej[i][0],check(wej[i][0]-1,0)+1,0);
	}
	cout << max(check(base-2,0),check(base-2,1)) << '\n';
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4564 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4568 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4564 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4568 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 2512 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 0 ms 2396 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4564 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4568 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 2512 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 0 ms 2396 KB Output is correct
19 Correct 2 ms 6748 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 1 ms 4700 KB Output is correct
23 Correct 1 ms 2652 KB Output is correct
24 Correct 1 ms 2652 KB Output is correct
25 Correct 1 ms 2652 KB Output is correct
26 Correct 1 ms 2652 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 303 ms 37276 KB Output is correct
2 Correct 296 ms 37968 KB Output is correct
3 Correct 287 ms 38612 KB Output is correct
4 Correct 269 ms 36552 KB Output is correct
5 Correct 123 ms 26192 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 79 ms 19028 KB Output is correct
2 Correct 77 ms 20560 KB Output is correct
3 Correct 67 ms 20408 KB Output is correct
4 Correct 36 ms 13648 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 37 ms 11900 KB Output is correct
7 Correct 62 ms 16728 KB Output is correct

Subtask #6
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 227 ms 32340 KB Output is correct
2 Correct 207 ms 32284 KB Output is correct
3 Correct 465 ms 57936 KB Output is correct
4 Correct 166 ms 35168 KB Output is correct
5 Correct 139 ms 30036 KB Output is correct
6 Correct 239 ms 57332 KB Output is correct
7 Correct 246 ms 57936 KB Output is correct
8 Correct 161 ms 30548 KB Output is correct

Subtask #7
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 4444 KB Output is correct
2 Correct 1 ms 4444 KB Output is correct
3 Correct 1 ms 4444 KB Output is correct
4 Correct 1 ms 4444 KB Output is correct
5 Correct 1 ms 4444 KB Output is correct
6 Correct 1 ms 4444 KB Output is correct
7 Correct 1 ms 4564 KB Output is correct
8 Correct 1 ms 4444 KB Output is correct
9 Correct 1 ms 4568 KB Output is correct
10 Correct 1 ms 4444 KB Output is correct
11 Correct 1 ms 2392 KB Output is correct
12 Correct 1 ms 4444 KB Output is correct
13 Correct 1 ms 6492 KB Output is correct
14 Correct 1 ms 4444 KB Output is correct
15 Correct 1 ms 4444 KB Output is correct
16 Correct 1 ms 2512 KB Output is correct
17 Correct 1 ms 4444 KB Output is correct
18 Correct 0 ms 2396 KB Output is correct
19 Correct 2 ms 6748 KB Output is correct
20 Correct 1 ms 2652 KB Output is correct
21 Correct 1 ms 2652 KB Output is correct
22 Correct 1 ms 4700 KB Output is correct
23 Correct 1 ms 2652 KB Output is correct
24 Correct 1 ms 2652 KB Output is correct
25 Correct 1 ms 2652 KB Output is correct
26 Correct 1 ms 2652 KB Output is correct
27 Correct 303 ms 37276 KB Output is correct
28 Correct 296 ms 37968 KB Output is correct
29 Correct 287 ms 38612 KB Output is correct
30 Correct 269 ms 36552 KB Output is correct
31 Correct 123 ms 26192 KB Output is correct
32 Correct 79 ms 19028 KB Output is correct
33 Correct 77 ms 20560 KB Output is correct
34 Correct 67 ms 20408 KB Output is correct
35 Correct 36 ms 13648 KB Output is correct
36 Correct 0 ms 2396 KB Output is correct
37 Correct 37 ms 11900 KB Output is correct
38 Correct 62 ms 16728 KB Output is correct
39 Correct 227 ms 32340 KB Output is correct
40 Correct 207 ms 32284 KB Output is correct
41 Correct 465 ms 57936 KB Output is correct
42 Correct 166 ms 35168 KB Output is correct
43 Correct 139 ms 30036 KB Output is correct
44 Correct 239 ms 57332 KB Output is correct
45 Correct 246 ms 57936 KB Output is correct
46 Correct 161 ms 30548 KB Output is correct
47 Correct 163 ms 33616 KB Output is correct
48 Correct 162 ms 34396 KB Output is correct
49 Correct 408 ms 64960 KB Output is correct
50 Correct 168 ms 34784 KB Output is correct
51 Correct 125 ms 26708 KB Output is correct
52 Correct 184 ms 36192 KB Output is correct
53 Correct 267 ms 59732 KB Output is correct
54 Correct 304 ms 60448 KB Output is correct
55 Correct 303 ms 55020 KB Output is correct