oj.uz

Submission #959735

# Submission time Handle Problem Language Result Execution time Memory
959735 2024-04-09T02:21:04 Z LCJLY Homework (CEOI22_homework) C++14
0 / 100
 27 ms 31576 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,int>pii;
//typedef pair<pii,pii>pi2;
typedef array<int,3>pi2;

mt19937 rng(chrono::system_clock::now().time_since_epoch().count());

string s;
int n;

vector<int>v[100000];

int cnt=0;

pi2 dnc(int l, int r, int d){
	if(r<l) return {0,0};
	if(s[l]=='?'){
		return {1,1,1};
	}
	else if(s[l+1]=='i'){
		int index=lower_bound(v[d].begin(),v[d].end(),l)-v[d].begin();
		index=v[d][index];
		pi2 a=dnc(l+4,index-1,d+1);
		pi2 b=dnc(index+1,r-1,d+1);
		
		return {min(a[0],b[0]),a[1]+b[1]-1,a[2]+b[2]};
	}
	else{
		int index=lower_bound(v[d].begin(),v[d].end(),l)-v[d].begin();
		index=v[d][index];
		pi2 a=dnc(l+4,index-1,d+1);
		pi2 b=dnc(index+1,r-1,d+1);
		
		return {a[0]+b[0],max(a[1]+b[2],b[2]+a[1]),a[2]+b[2]};
	}
}

void solve(){
	cin >> s;
	n=s.length();
	
	int lvl=0;
	for(int x=0;x<n;x++){
		if(s[x]=='('){
			lvl++;
		}
		else if(s[x]==')'){
			lvl--;
		}
		else if(s[x]==','){
			v[lvl].push_back(x);
		}
		//else if(s[x]=='?') cnt++;
	}
	
	pi2 hold=dnc(0,n-1,1);
	cout << hold[1]-hold[0]+1;
}
 
int32_t main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	int t=1;
	//cin >> t;
	while(t--){
		solve();
	}
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2808 KB Output is correct
2 Correct 2 ms 2648 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Incorrect 1 ms 2648 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #2
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2808 KB Output is correct
2 Correct 2 ms 2648 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Incorrect 1 ms 2648 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Runtime error 27 ms 31576 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2808 KB Output is correct
2 Correct 2 ms 2648 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Incorrect 1 ms 2648 KB Output isn't correct
8 Halted 0 ms 0 KB -

Subtask #5
0 / 34.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 2808 KB Output is correct
2 Correct 2 ms 2648 KB Output is correct
3 Correct 1 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Incorrect 1 ms 2648 KB Output isn't correct
8 Halted 0 ms 0 KB -