func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int a, b;     cin >> a >> b;     int p = 0;     int aa = a;     while (aa > 0) {       p = max(p, aa % 10);       aa = aa / 10;     }     int bb = b;     while (bb > 0) {       p = max(p, bb % 10);       bb = bb / 10;     }     p++;     int carry = 0;     int num = 0;     while (a > 0 or b > 0 or carry > 0) {       carry = ((a % 10) + (b % 10) + carry) / p;       a = a / 10;       b = b / 10;       num++;     }     cout << num << endl;   }   