oj.uz

Submission #1038881

# Submission time Handle Problem Language Result Execution time Memory
1038881 2024-07-30T08:38:56 Z mar parentrises (BOI18_parentrises) C++14
50 / 100
 109 ms 5196 KB 
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
#define ff first
#define ss second
signed main(){
    int p,t;
    cin>>p>>t;
    if(p==1){
        while(t--){
            string s,ans="";
            cin>>s;
            stack<int> st;
            for(int i=0; i<s.size(); i++){
                ans+='.';
            }
            for(int i=0; i<s.size(); i++){
                if(s[i]=='(') {
                    st.push(i);
                }else{
                    if(st.size()!=0){
                        ans[st.top()]='R';
                        ans[i]='R';
                        st.pop();
                    }
                }
            }
            while(st.size()!=0) st.pop();
            for(int i=0; i<s.size(); i++){
                if(s[i]=='(' && ans[i]=='.') st.push(i);
                else if(s[i]==')'){
                    if(st.size()!=0){
                        ans[st.top()]='B';
                        ans[i]='G';
                        st.pop();
                    }
                }
            }
            while(st.size()!=0) st.pop();
            for(int i=s.size()-1; i>=0; i--){
                if(s[i]==')' && ans[i]=='.')st.push(i);
                else if(s[i]=='(' && ans[i]=='R'){
                    if(st.size()!=0){
                        ans[st.top()]='B';
                        ans[i]='G';
                        st.pop();
                    }
                }
            }
            bool flag=true;
            for(int i=0; i<ans.size(); i++){
                if(ans[i]=='.')flag=false;
            }
            if(flag) cout<<ans<<endl;
            else cout<<"impossible\n";
        }
    }
}

Compilation message

parentrises.cpp: In function 'int main()':
parentrises.cpp:14:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   14 |             for(int i=0; i<s.size(); i++){
      |                          ~^~~~~~~~~
parentrises.cpp:17:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   17 |             for(int i=0; i<s.size(); i++){
      |                          ~^~~~~~~~~
parentrises.cpp:29:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |             for(int i=0; i<s.size(); i++){
      |                          ~^~~~~~~~~
parentrises.cpp:51:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |             for(int i=0; i<ans.size(); i++){
      |                          ~^~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #2
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #3
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 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 1 ms 348 KB Output is correct
7 Correct 0 ms 376 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 436 KB Output is correct
10 Correct 1 ms 344 KB Output is correct

Subtask #4
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 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 1 ms 348 KB Output is correct
7 Correct 0 ms 376 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 436 KB Output is correct
10 Correct 1 ms 344 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 13 ms 604 KB Output is correct
17 Correct 4 ms 860 KB Output is correct
18 Correct 3 ms 604 KB Output is correct
19 Correct 4 ms 604 KB Output is correct
20 Correct 4 ms 860 KB Output is correct
21 Correct 109 ms 2172 KB Output is correct
22 Correct 35 ms 5196 KB Output is correct
23 Correct 28 ms 2400 KB Output is correct
24 Correct 34 ms 3108 KB Output is correct
25 Correct 34 ms 5196 KB Output is correct

Subtask #5
0 / 6.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Unexpected end of file - int32 expected
2 Halted 0 ms 0 KB -

Subtask #6
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Unexpected end of file - int32 expected
2 Halted 0 ms 0 KB -

Subtask #7
0 / 28.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 344 KB Unexpected end of file - int32 expected
2 Halted 0 ms 0 KB -