Language: C++

#include <bits/stdc++.h>
using namespace std;

int main(){
    int n, x, i, m = 0, f = 0;
    long long s = 0;
    cin >> n >> x;
    int a[n], c[n] = {};
    for(i=0; i<n; i++){
        cin >> a[i];
    }
    while(f == 0){
        f = 1;
        for(i=0; i<n; i++){#include <bits/stdc++.h>
using namespace std;

int main(){
    int n, x, i, m = 0, f = 0;
    long long s = 0;
    cin >> n >> x;
    int a[n], c[n] = {};
    for(i=0; i<n; i++){
        cin >> a[i];
    }
    while(f == 0){
        f = 1;
        for(i=0; i<n; i++){
            if(i == 0){
                if(a[0] > a[n-1] + x){
                    a[0] = a[n-1] + x;
                    c[0] = c[n-1] + 1;
                    m = max(m, c[0]);
                    f = 0;
                }
            }else{
                if(a[i] > a[i-1] + x){
                    a[i] = a[i-1] + x;
                    c[i] = c[i-1] + 1;
                    m = max(m, c[i]);
                    f = 0;
                }
            }
        }
    }
    s += (long long)m*(long long)x;
    for(i=0; i<n; i++){
        if(i-c[i] < 0){
            s += (long long)a[n+i-c[i]];
        }else{
            s += (long long)a[i-c[i]];
        }
    }
    cout << s;
    return 0;
}
            if(i == 0){
                if(a[0] > a[n-1] + x){
                    a[0] = a[n-1] + x;
                    c[0] = c[n-1] + 1;
                    m = max(m, c[0]);
                    f = 0;
                }
            }else{
                if(a[i] > a[i-1] + x){
                    a[i] = a[i-1] + x;
                    c[i] = c[i-1] + 1;
                    m = max(m, c[i]);
                    f = 0;
                }
            }
        }
    }
    s += (long long)m*(long long)x;
    for(i=0; i<n; i++){
        if(i-c[i] < 0){
            s += (long long)a[n-1+i-c[i]];
        }else{
            s += (long long)a[i-c[i]];
        }
    }
    cout << s;
    return 0;
}

Compiler output:
a.cc:14:28: error: stray '#' in program
   14 |         for(i=0; i<n; i++){#include <bits/stdc++.h>
      |                            ^
a.cc: In function 'int main()':
a.cc:14:29: error: 'include' was not declared in this scope
   14 |         for(i=0; i<n; i++){#include <bits/stdc++.h>
      |                             ^~~~~~~
a.cc:14:38: error: 'bits' was not declared in this scope
   14 |         for(i=0; i<n; i++){#include <bits/stdc++.h>
      |                                      ^~~~
a.cc:14:43: error: 'stdc' was not declared in this scope; did you mean 'std'?
   14 |         for(i=0; i<n; i++){#include <bits/stdc++.h>
      |                                           ^~~~
      |                                           std
a.cc:15:1: error: expected primary-expression before 'using'
   15 | using namespace std;
      | ^~~~~
a.cc:17:9: warning: empty parentheses were disambiguated as a function declaration [-Wvexing-parse]
   17 | int main(){
      |         ^~
a.cc:17:9: note: remove parentheses to default-initialize a variable
   17 | int main(){
      |         ^~
      |         --
a.cc:17:9: note: or replace parentheses with braces to value-initialize a variable
a.cc:17:11: error: a function-definition is not allowed here before '{' token
   17 | int main(){
      |           ^