#include <bits/stdc++.h>
using namespace std;
const long long mod = 1000000007;
const long long INF = mod * mod;
const long double eps = 1e-9;
const long double pi = acos(-1.0);
long long mod_pow(long long a, long long n, long long m) {
  long long res = 1;
  while (n) {
    if (n & 1) res = res * a % m;
    a = a * a % m;
    n >>= 1;
  }
  return res;
}
struct modint {
  long long n;
  modint() : n(0) { ; }
  modint(long long m) : n(m) {
    if (n >= mod)
      n %= mod;
    else if (n < 0)
      n = (n % mod + mod) % mod;
  }
  operator int() { return n; }
};
bool operator==(modint a, modint b) { return a.n == b.n; }
modint operator+=(modint &a, modint b) {
  a.n += b.n;
  if (a.n >= mod) a.n -= mod;
  return a;
}
modint operator-=(modint &a, modint b) {
  a.n -= b.n;
  if (a.n < 0) a.n += mod;
  return a;
}
modint operator*=(modint &a, modint b) {
  a.n = ((long long)a.n * b.n) % mod;
  return a;
}
modint operator+(modint a, modint b) { return a += b; }
modint operator-(modint a, modint b) { return a -= b; }
modint operator*(modint a, modint b) { return a *= b; }
modint operator^(modint a, int n) {
  if (n == 0) return modint(1);
  modint res = (a * a) ^ (n / 2);
  if (n % 2) res = res * a;
  return res;
}
long long inv(long long a, long long p) {
  return (a == 1 ? 1 : (1 - p * inv(p % a, a)) / a + p);
}
modint operator/(modint a, modint b) { return a * modint(inv(b, mod)); }
const int max_n = 1 << 18;
modint fact[max_n], factinv[max_n];
void init_f() {
  fact[0] = modint(1);
  for (int i = 0; i < max_n - 1; i++) {
    fact[i + 1] = fact[i] * modint(i + 1);
  }
  factinv[max_n - 1] = modint(1) / fact[max_n - 1];
  for (int i = max_n - 2; i >= 0; i--) {
    factinv[i] = factinv[i + 1] * modint(i + 1);
  }
}
modint comb(int a, int b) {
  if (a < 0 || b < 0 || a < b) return 0;
  return fact[a] * factinv[b] * factinv[a - b];
}
using mP = pair<modint, modint>;
int dx[4] = {0, 1, 0, -1};
int dy[4] = {1, 0, -1, 0};
void solve() {
  string s;
  cin >> s;
  int n = s.size();
  bool e = true;
  for (int i = 0; i < n - 1; i++) {
    if (s[i] == '(' && s[i + 1] == ')') e = false;
  }
  if (e) {
    cout << 0 << endl;
    return;
  }
  vector<int> a, b;
  for (int i = 0; i < n; i++) {
    if (s[i] == '(')
      a.push_back(i);
    else
      b.push_back(i);
  }
  for (int i = 1; i <= n; i++) {
    bool f = false;
    if (i == a.size() || i == b.size()) {
      f = true;
    } else {
      int le = a[i];
      int ri = b[(int)b.size() - 1 - i];
      if (ri < le) {
        f = true;
      }
    }
    if (f) {
      cout << 1 << endl;
      vector<bool> used(n, false);
      for (int j = 0; j < i; j++) used[a[j]] = true;
      for (int j = 0; j < i; j++) used[b[(int)b.size() - 1 - j]] = true;
      vector<int> ans;
      for (int j = 0; j < n; j++)
        if (used[j]) ans.push_back(j);
      cout << ans.size() << endl;
      for (int j = 0; j < ans.size(); j++) {
        if (j > 0) cout << " ";
        cout << ans[j] + 1;
      }
      cout << endl;
      return;
    }
  }
}
signed main() {
  ios::sync_with_stdio(false);
  cin.tie(0);
  solve();
  char nyaa;
  cin >> nyaa;
  return 0;
}
