Submission #113785

#TimeUsernameProblemLanguageResultExecution timeMemory
113785MAMBAMatch (CEOI16_match)C++17
37 / 100
2069 ms888 KiB
#include <bits/stdc++.h> 

using namespace std;

#define rep(i , j , k) for (int i = j; i < (int)k; i++)
#define pb push_back
#define mt make_tuple
#define all(x) x.begin(),x.end()

typedef long long ll;
typedef pair<int , int> pii;
typedef pair<ll, ll> pll;
typedef long double ld;
typedef complex<ld> point;
typedef pair<ld , ld> pld;
typedef vector<ll> vi;

inline void fileIO(string s) {
	//	freopen((s + ".in").c_str(), "r", stdin);
	freopen((s + ".out").c_str(), "w", stdout);
}

template<class T , class S>
inline bool smin(T &a, S b) { return (T)b < a ? a = b , 1 : 0; }
template<class T , class S>
inline bool smax(T &a, S b) { return a < (T)b ? a = b , 1 : 0; }

constexpr int N = 1e5 + 10;
constexpr int MOD = 1e9;

template<typename T>
inline T mod(T &v) { return v = (v % MOD + MOD) % MOD; }
template<typename S, typename T>
inline S add(S &l, T r) { return mod(l += r); }

string s;


int main() {
	ios::sync_with_stdio(0);
	cin.tie(0); cout.tie(0);

	cin >> s;
	int n = s.size();

	vector<char> vec;
	for (auto e : s)
	{
		if (vec.size() && vec.back() == e)
			vec.pop_back();
		else
			vec.pb(e);
	}

	if (vec.size()) return cout << -1 << endl, 0;

	rep(i , 0 , n) {
		vector<char> tmp(all(vec));
		tmp.pb(s[i]);
		rep(j , i + 1, n) {
			auto e = s[j];
			if (tmp.size() && tmp.back() == e)
				tmp.pop_back();
			else
				tmp.pb(e);
		}
		if (tmp.empty()) {
			cout << '(';
			vec.pb(s[i]);
		}
		else {
			auto e = s[i];
			if (vec.size() && vec.back() == e)
				vec.pop_back();
			else
				vec.pb(e);
			cout << ')';
		}

	}

	return 0;
}
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