func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxx = 2e5 + 10;   char s[maxx], t[maxx];   int l[maxx], r[maxx];   int main() {     cin >> s >> t;     int m = strlen(s);     int n = strlen(t);     int a = 0, b = 0;     for (int i = 0; i < m; i++) {       if (s[i] == t[a]) {         l[a] = i;         a++;       }       if (a == n) break;     }     for (int i = m - 1; i >= 0; i--) {       if (s[i] == t[n - b - 1]) {         r[b] = i;         b++;       }       if (b == n) break;     }     int ans = max(r[n - 1], m - l[n - 1] - 1);     for (int i = 0; i < n; i++) ans = max(ans, r[i] - l[n - i - 2] - 1);     cout << ans << endl;   }   