#include <bits/stdc++.h>
using namespace std;
#define N 100010
int n;
char str[N];
stack<int> q;
int main() {
  scanf("%d", &n);
  scanf("%s", str + 1);
  for (int i = 1; i <= n; ++i) {
    if (str[i] == '-') printf("%d ", i);
    else if (str[i] == '(') {
      q.push(i);
    } else {
      printf("%d ", i);
      printf("%d ", q.top());
      q.pop();
    }
  }
  return 0;
}