답안 #861962

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
861962	2023-10-17T09:27:22 Z	maks007	parentrises (BOI18_parentrises)	C++14	22 / 100	1000 ms	11252 KB

parentrises

#include "bits/stdc++.h"

using namespace std;

#define int long long

pair <int,int> mn(pair <int,int> a, pair <int,int> b) {
	if(max(a.first, a.second) < max(b.first, b.second) ) return a;
	return b;
}

signed main () {
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);
	int T;
	cin >> T;
	int q;
	cin >> q;
	while(q --) {
		string str;
		cin >> str;
		int n = str.size();
		stack <int> st;
		vector <int> cnt(n, 0), nope;
		for(int i = 0; i < n; i ++) {
			if(str[i] == ')') {
				if(st.size() == 0) {
					nope.push_back(i);
					continue;
				}
				cnt[i] ++;
				st.pop();
			}else {
				st.push(i);
				cnt[i] ++;
			}
		}
		while(st.size() != 0) nope.push_back(st.top()), st.pop();
		for(auto i : nope) {
			if(str[i] == '(') {
				for(int j = i + 1; j < str.size(); j ++) {
					if(str[j] == ')' && cnt[j] <= 1) {
						cnt[j] ++;
						cnt[i] = 5;
						break;
					}
				}
				if(cnt[i] == 5) continue;
				cout << "impossible\n";
				goto end;
			}else {
				for(int j = 0; j < i; j ++) {
					if(str[j] == '(' && cnt[j] <= 1) {
						cnt[j] ++;
						cnt[i] = 5;
						break;  
					}
				}
				if(cnt[i] == 5) continue;
				cout << "impossible\n";
				goto end;
			}
		}
		for(auto i : cnt) {
			if(i == 2) cout << "G";
			else if(i == 1) cout << "R";
			else cout << "B";
			assert(i > 0);
		}
		cout << "\n";
		continue;
		end:;
	}
	return 0;
}

Compilation message

parentrises.cpp: In function 'int main()':
parentrises.cpp:41:26: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |     for(int j = i + 1; j < str.size(); j ++) {
      |                        ~~^~~~~~~~~~~~

Subtask #1

5.0 / 5.0

#	결과	실행 시간	메모리	Grader output
1	Correct	0 ms	344 KB	Output is correct
2	Correct	1 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

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	344 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

Subtask #3

6.0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	344 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	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct

Subtask #4

0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Correct	1 ms	344 KB	Output is correct
2	Correct	0 ms	344 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	0 ms	348 KB	Output is correct
9	Correct	0 ms	348 KB	Output is correct
10	Correct	1 ms	348 KB	Output is correct
11	Correct	1 ms	344 KB	Output is correct
12	Correct	1 ms	344 KB	Output is correct
13	Correct	1 ms	348 KB	Output is correct
14	Correct	2 ms	348 KB	Output is correct
15	Correct	1 ms	348 KB	Output is correct
16	Correct	3 ms	604 KB	Output is correct
17	Correct	4 ms	1628 KB	Output is correct
18	Correct	28 ms	604 KB	Output is correct
19	Correct	4 ms	1372 KB	Output is correct
20	Correct	3 ms	1628 KB	Output is correct
21	Correct	28 ms	2172 KB	Output is correct
22	Correct	26 ms	11252 KB	Output is correct
23	Execution timed out	1066 ms	2636 KB	Time limit exceeded
24	Halted	0 ms	0 KB	-

Subtask #5

0 / 6.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	0 ms	456 KB	Expected integer, but "impossible" found
2	Halted	0 ms	0 KB	-

Subtask #6

0 / 16.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	0 ms	456 KB	Expected integer, but "impossible" found
2	Halted	0 ms	0 KB	-

Subtask #7

0 / 28.0

#	결과	실행 시간	메모리	Grader output
1	Incorrect	0 ms	456 KB	Expected integer, but "impossible" found
2	Halted	0 ms	0 KB	-