func_code_string: #include <bits/stdc++.h>   long long strange[100001];   int main() {     for (int i = 1; i <= 100000; i++) {       long long a = i, b = i;       while (b) {         a *= 10;         a += b % 10;         b /= 10;       }       strange[i] = a;     }     long long k, p;     while (scanf( %lld%lld , &k, &p) != EOF) {       long long sum = 0;       for (int i = 1; i <= k; i++) sum += strange[i];       printf( %lld n , sum % p);     }   }   