func_code_string: #include <bits/stdc++.h>   using namespace std;   const int mod = 1000003;   long double pi = 3.1415926536;   const int mx = 1000003;   long long gcd(long long x, long long y) {     if (y == 0) return x;     return gcd(y, x % y);   }   long long bp(long long a, long long b) {     long long ans = 1;     while (b > 0) {       if (b & 1) ans = (ans * a) % mod;       a = (a * a) % mod;       b >>= 1;     }     return ans;   }   long long p(long long n) {     for (long long i = 2; i * i <= n; i++) {       if (n % i == 0) {         return n / i;       }     }     return 1;   }   int main() {     ios::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     long long n, k;     cin >> n >> k;     long long a[n + 1], ans = 0;     for (long long i = 1; i <= n; i++) cin >> a[i];     while (1) {       bool t = 0;       for (long long i = n; i >= 1;) {         if (a[i] < k) {           long long x = a[i], j = i;           while (x == a[i] && i >= 1) {             x = a[i];             i--;           }           a[j]++;           t = 1;         } else {           i--;         }       }       if (t) ans++;       if (a[1] >= k) break;     }     cout << ans;   }   