func_code_string: #include <bits/stdc++.h>   using namespace std;   int i, j, k, sm, mx, mn, res, n;   int a, b;   void read() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     ;     cin >> a >> b;   }   void solve() {     i = a;     j = b;     while (i) {       mx = max(mx, i % 10);       i /= 10;     }     while (j) {       mx = max(mx, j % 10);       j /= 10;     }     mx++;     i = 0;     while (a || b || k) {       i *= 10;       i += (a % 10 + b % 10 + k) % mx;       k = (a % 10 + b % 10 + k) / mx;       a /= 10;       b /= 10;       res++;     }     cout << res;   }   int main() {     read();     solve();     return 0;   }   