oj.uz

Submission #975286

# Submission time Handle Problem Language Result Execution time Memory
975286 2024-05-04T17:00:38 Z LCJLY Financial Report (JOI21_financial) C++14
45 / 100
 2430 ms 69840 KB 
#include <bits/stdc++.h>
using namespace std;
 
#define int long long 
#define ld long double
#define show(x,y) cout << y << " " << #x << endl;
#define show2(x,y,i,j) cout << y << " " << #x << "  " << j << " " << #i << endl;
#define show3(x,y,i,j,p,q) cout << y << " " << #x << "  " << j << " " << #i << "  " << q << " " << #p << endl;
#define show4(x,y) for(auto it:y) cout << it << " "; cout << #x << endl;
typedef pair<long long,long long>pii;
typedef array<int,5>pi2;
mt19937_64 rng(chrono::system_clock::now().time_since_epoch().count());
 
int arr[300005];
int n,k;

inline pi2 combine(pi2 a, pi2 b){
	pi2 temp;
	temp[0]=max(a[0],b[0]);
	temp[1]=max({a[1],a[3]+b[1]});
	temp[2]=max({b[2],b[3]+a[2]});
	if(a[3]==0||b[3]==0) temp[3]=0;
	else temp[3]=a[3]+b[3];
	temp[4]=max({a[4],b[4],a[2]+b[1],a[1],b[2]});
	return temp;
}

struct node{
	int s,e,m;
	node *l,*r;
	pi2 v;
	
	node(int ss, int ee):s(ss),e(ee),m((s+e)>>1){
		v={0,0,0,0,0};
		if(s!=e){
			l=new node(s,m);
			r=new node(m+1,e);
		}
	}
	
	void upd(int x, int y){
		if(s==e){
			v[0]=y;
			v[1]=v[2]=v[3]=v[4]=1;
			return;
		}
		if(x<=m) l->upd(x,y);
		else r->upd(x,y);
		v=combine(l->v,r->v);
	}
	
	pi2 query(int x, int y){
		if(x<=s&&y>=e){
			return v;
		}
		if(y<=m) return l->query(x,y);
		if(x>m) return r->query(x,y);
		return combine(l->query(x,m),r->query(m+1,y));
	}
};

bool cmp(const pii a, const pii b){
	if(a.first==b.first){
		return a.second < b.second;
	}
	return a.first > b.first;
}
 
void solve(){
	cin >> n >> k;
	vector<pii>v;
	for(int x=1;x<=n;x++){
		cin >> arr[x];
		v.push_back({arr[x],x});
	}
	sort(v.begin(),v.end(),cmp);
	
	node st(0,n+5);
		
	int dp[n+5];
	memset(dp,0,sizeof(dp));
	int ans=0;
	for(int x=0;x<n;x++){
		int index=v[x].second;
		//show(index,index);
		int l=index+1;
		int r=n;
		int best=-1;
		int mid;
		while(l<=r){
			mid=(l+r)/2;
			pi2 hold=st.query(index,mid);
			if(hold[4]<=k){
				best=mid;
				l=mid+1;
			}
			else r=mid-1;
		}
		dp[index]=1;
		if(best!=-1){
			dp[index]=max(dp[index],st.query(index,best)[0]+1);
		}
		ans=max(ans,dp[index]);
		//show2(dp[index],dp[index],best,best);
		st.upd(index,dp[index]);
	}
	cout << ans;
}
 
int32_t main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	int t=1;
	//freopen("in.txt","r",stdin);
	//cin >> t;
	while(t--){
		solve();
	}
}

Subtask #1
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 600 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 600 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 2 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct

Subtask #3
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 600 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 2 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 17 ms 2080 KB Output is correct
42 Incorrect 17 ms 1932 KB Output isn't correct
43 Halted 0 ms 0 KB -

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1432 ms 68096 KB Output is correct
2 Correct 1237 ms 69308 KB Output is correct
3 Correct 2008 ms 69328 KB Output is correct
4 Correct 2430 ms 68120 KB Output is correct
5 Correct 1684 ms 68300 KB Output is correct
6 Correct 2319 ms 69124 KB Output is correct
7 Correct 973 ms 67576 KB Output is correct
8 Correct 1520 ms 69692 KB Output is correct
9 Correct 979 ms 69564 KB Output is correct
10 Correct 1400 ms 69120 KB Output is correct
11 Correct 1437 ms 68436 KB Output is correct
12 Correct 1658 ms 68496 KB Output is correct
13 Correct 1725 ms 69020 KB Output is correct
14 Correct 2401 ms 68476 KB Output is correct

Subtask #5
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1492 ms 69840 KB Output is correct
2 Correct 1961 ms 69400 KB Output is correct
3 Correct 2085 ms 68532 KB Output is correct
4 Correct 2184 ms 68016 KB Output is correct
5 Correct 1950 ms 69724 KB Output is correct
6 Correct 2172 ms 68016 KB Output is correct
7 Correct 1473 ms 69308 KB Output is correct
8 Correct 1452 ms 68852 KB Output is correct
9 Correct 1545 ms 68048 KB Output is correct
10 Correct 1939 ms 69168 KB Output is correct
11 Correct 2193 ms 69728 KB Output is correct
12 Correct 1892 ms 68020 KB Output is correct

Subtask #6
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 1 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 604 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 600 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 600 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 1 ms 348 KB Output is correct
29 Correct 1 ms 348 KB Output is correct
30 Correct 1 ms 344 KB Output is correct
31 Correct 2 ms 348 KB Output is correct
32 Correct 1 ms 348 KB Output is correct
33 Correct 1 ms 348 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 348 KB Output is correct
37 Correct 1 ms 348 KB Output is correct
38 Correct 1 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 1 ms 348 KB Output is correct
41 Correct 17 ms 2080 KB Output is correct
42 Incorrect 17 ms 1932 KB Output isn't correct
43 Halted 0 ms 0 KB -