func_code_string: #include <bits/stdc++.h>   using namespace std;   int a[500], c, i, n, big;   int main() {     while (~scanf(  %d %d , &n, &c)) {       for (i = 0; i < n; i++) {         scanf(  %d , &a[i]);       }       big = 0;       for (i = 0; i < n - 1; i++) {         if (a[i] - a[i + 1] - c > big) big = a[i] - a[i + 1] - c;       }       printf( %d n , big);     }     return 0;   }   