#include <bits/stdc++.h>
using namespace std;
const int N = 1000011;
stack<int> st;
char s[N];
int n, dp[N], cnt[N];
int main() {
  scanf("%s", s + 1), n = strlen(s + 1);
  for (register int i = 1; i <= n; ++i)
    if (s[i] == '(')
      st.push(i);
    else if (st.size()) {
      dp[i] = i - st.top() + 1 + dp[st.top() - 1], ++cnt[dp[i]], st.pop();
    }
  cnt[0] = 1;
  for (register int i = n; ~i; --i)
    if (cnt[i]) {
      printf("%d %d", i, cnt[i]);
      return 0;
    }
  return 0;
}
