Submission #1340706

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Source Code Expand

#define _USE_MATH_DEFINES
#include <algorithm>
#include <cstdio>
#include <functional>
#include <iostream>
#include <cfloat>
#include <climits>
#include <cstdlib>
#include <cstring>
#include <cmath>
#include <map>
#include <queue>
#include <set>
#include <sstream>
#include <stack>
#include <string>
#include <time.h>
#include <vector>
#include <random>
using namespace std;

#define rep(i, N) for (int i = 0; i < N; i++)
#define pb push_back

typedef long long ll;
typedef unsigned long long ull;
typedef pair<int, int> i_i;
typedef pair<ll, int> ll_i;
typedef pair<double, int> d_i;
typedef pair<ll, ll> ll_ll;
typedef pair<double, double> d_d;

const int MOD = 1000000007;
ll _MOD = 1000000009;
double EPS = 1e-10;
const int INF = INT_MAX / 2;

int main() {
	int N; cin >> N;
	string s; cin >> s;
	int x = 0, mi = 0;
	rep(i, N) {
		if (s[i] == '(') x++;
		if (s[i] == ')') x--;
		mi = min(mi, x);
	}
	rep(t, -mi) s = "(" + s;
	rep(t, x - mi) s = s + ")";
	cout << s << endl;
}

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