oj.uz

Submission #145000

# Submission time Handle Problem Language Result Execution time Memory
145000 2019-08-18T11:16:06 Z MKopchev parentrises (BOI18_parentrises) C++14
50 / 100
 238 ms 6420 KB 
#include<bits/stdc++.h>
using namespace std;
const int nmax=1e6+42;
char output[nmax];
stack<int> idle;
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie();
    cout.tie();

    int p,t;
    cin>>p>>t;

    if(p==1)
    {
        string s;
        for(int i=1;i<=t;i++)
        {
            cin>>s;
            int SZ=s.size();
            for(int j=0;j<SZ;j++)
                output[j]=-1;

            stack<int> open=idle;
            for(int j=0;j<SZ;j++)
            {
                if(s[j]=='(')open.push(j);
                else
                {
                    if(open.size())
                    {
                        output[open.top()]='R';
                        output[j]='R';
                        open.pop();
                    }
                }
            }

            bool ok=1;

            open=idle;
            for(int j=0;j<SZ;j++)
            {
                if(s[j]=='(')open.push(j);
                else
                {
                    if(output[j]==-1)
                    {
                        if(open.size()==0)ok=0;
                        else
                        {
                            output[j]='B';
                            output[open.top()]='G';
                            open.pop();
                        }
                    }
                }
            }

            open=idle;
            for(int j=SZ-1;j>=0;j--)
            {
                if(s[j]==')')open.push(j);
                else
                {
                    if(output[j]==-1)
                    {
                        if(open.size()==0)ok=0;
                        else
                        {
                            output[j]='B';
                            output[open.top()]='G';
                            open.pop();
                        }
                    }
                }
            }

            if(ok)
            {
                for(int j=0;j<SZ;j++)cout<<output[j];
                cout<<endl;
            }
            else cout<<"impossible"<<endl;
        }
    }
    else
    {

    }
    return 0;
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 380 KB Output is correct
5 Correct 2 ms 376 KB Output is correct

Subtask #3
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 380 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 380 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 2 ms 376 KB Output is correct
7 Correct 2 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 4 ms 376 KB Output is correct
12 Correct 3 ms 504 KB Output is correct
13 Correct 3 ms 376 KB Output is correct
14 Correct 3 ms 376 KB Output is correct
15 Correct 3 ms 376 KB Output is correct
16 Correct 32 ms 560 KB Output is correct
17 Correct 9 ms 1016 KB Output is correct
18 Correct 7 ms 632 KB Output is correct
19 Correct 8 ms 760 KB Output is correct
20 Correct 8 ms 1016 KB Output is correct
21 Correct 238 ms 2232 KB Output is correct
22 Correct 64 ms 6292 KB Output is correct
23 Correct 47 ms 2480 KB Output is correct
24 Correct 57 ms 3692 KB Output is correct
25 Correct 64 ms 6420 KB Output is correct

Subtask #5
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Unexpected end of file - int32 expected

Subtask #6
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Unexpected end of file - int32 expected

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Unexpected end of file - int32 expected