func_code_string: #include <bits/stdc++.h>   using namespace std;   long long getInt() {     long long ret;     char tmpc;     bool sign = 0;     while (tmpc = getchar(), !isdigit(tmpc)) sign = (tmpc ==  - );     ret = tmpc -  0 ;     while (tmpc = getchar(), isdigit(tmpc)) ret = ret * 10 + tmpc -  0 ;     if (sign) ret *= -1;     return ret;   }   const int mx = 1e5 + 10;   int n, ans, dp[2][mx];   int main() {     n = getInt();     vector<int> in(n + 2);     for (int i = 1; i <= n; i++) {       in[i] = getInt();       dp[0][i] = min(in[i], dp[0][i - 1] + 1);     }     for (int i = n; i >= 1; i--) {       dp[1][i] = min(in[i], dp[1][i + 1] + 1);       ans = max(ans, min(dp[0][i], dp[1][i]));     }     printf( %d n , ans);     return 0;   }   