func_code_string: #include <bits/stdc++.h>   int atob(int t, int a, int b) {     int ret = 0, p = 1;     while (t) {       ret += t % b * p;       p *= a;       t /= b;     }     return ret;   }   int maxbit(int t) {     int ret = t % 10;     while (t) {       if (ret < t % 10) ret = t % 10;       t /= 10;     }     return ret;   }   int len(int t) {     int cnt = 0;     while (t) {       cnt++;       t /= 10;     }     return cnt;   }   int main() {     int a, b, base, res = 0;     scanf( %d%d , &a, &b);     base = maxbit(a) + 1;     if (base < maxbit(b) + 1) base = maxbit(b) + 1;     for (; base <= 10; ++base) {       int ta = atob(a, base, 10), tb = atob(b, base, 10),           t = atob(ta + tb, 10, base);       if (res < len(t)) res = len(t);     }     printf( %d , res);     return 0;   }   