func_code_string: #include <bits/stdc++.h>   int main() {     long int n, i, j, k, a, b, c, sum, ht;     scanf( %ld , &n);     i = 1;     sum = 1;     ht = 0;     while (n > 0) {       n = n - sum;       sum = sum + i + 1;       i++;       if (n >= 0) {         ht++;       }     }     printf( %ld n , ht);   }   