Language: C++

　#include <bits/stdc++.h>

using namespace std;


//repetition
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define rep(i, n) for (int i = 0; i < (n); ++i)
#define euc_dis(x, y) sqrt(x*x + y*y)

#define MOD 1e9+7
#define sp ' '


using ll = long long;


ll mod(ll a, ll b){return (a%b+b)%b;}
ll gcd(ll a, ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b){return a*b/gcd(a,b);}
void Yes(){cout << "Yes" << endl;}
void No(){cout << "No" << endl;}
void Judge(bool b){b?Yes():No();}
void YES(){cout << "YES" << endl;}
void NO(){cout << "NO" << endl;}
void JUDGE(bool b){b?YES():NO();}
ll powMod(ll b, ll e, ll m){ll r=1;while(e>0){if(e&1)r=(r%m)*(b%m)%m;b=(b%m)*(b%m)%m;e>>=1;}return r;}
double distance(ll x1, ll y1, ll x2, ll y2){return sqrt((x1-x2)*(x1-x2) + (y1-y2)*(y1-y2));}

template<typename T>
void ppp(T n){cout << n << endl;}

int main(){

    cin.tie(0);
    ios::sync_with_stdio(false);

    ll a, b, c;
    cin >> a >> b >> c;

    ll cnt = 0LL;

    if(a+b >= c-1){
        ppp(c+b);
    }
    else{
        ppp(a+2*b+1);
    }



    return 0;
}


Compiler output:
a.cc:1:1: error: extended character 　 is not valid in an identifier
    1 | 　#include <bits/stdc++.h>
      | ^
a.cc:1:3: error: stray '#' in program
    1 | 　#include <bits/stdc++.h>
      |   ^
a.cc:1:1: error: '\U00003000' does not name a type
    1 | 　#include <bits/stdc++.h>
      | ^~
a.cc: In function 'void Yes()':
a.cc:21:12: error: 'cout' was not declared in this scope
   21 | void Yes(){cout << "Yes" << endl;}
      |            ^~~~
a.cc:21:29: error: 'endl' was not declared in this scope
   21 | void Yes(){cout << "Yes" << endl;}
      |                             ^~~~
a.cc: In function 'void No()':
a.cc:22:11: error: 'cout' was not declared in this scope
   22 | void No(){cout << "No" << endl;}
      |           ^~~~
a.cc:22:27: error: 'endl' was not declared in this scope
   22 | void No(){cout << "No" << endl;}
      |                           ^~~~
a.cc: In function 'void YES()':
a.cc:24:12: error: 'cout' was not declared in this scope
   24 | void YES(){cout << "YES" << endl;}
      |            ^~~~
a.cc:24:29: error: 'endl' was not declared in this scope
   24 | void YES(){cout << "YES" << endl;}
      |                             ^~~~
a.cc: In function 'void NO()':
a.cc:25:11: error: 'cout' was not declared in this scope
   25 | void NO(){cout << "NO" << endl;}
      |           ^~~~
a.cc:25:27: error: 'endl' was not declared in this scope
   25 | void NO(){cout << "NO" << endl;}
      |                           ^~~~
a.cc: In function 'double distance(ll, ll, ll, ll)':
a.cc:28:52: error: 'sqrt' was not declared in this scope
   28 | double distance(ll x1, ll y1, ll x2, ll y2){return sqrt((x1-x2)*(x1-x2) + (y1-y2)*(y1-y2));}
      |                                                    ^~~~
a.cc: In function 'void ppp(T)':
a.cc:31:15: error: 'cout' was not declared in this scope
   31 | void ppp(T n){cout << n << endl;}
      |               ^~~~
a.cc:31:28: error: 'endl' was not declared in this scope
   31 | void ppp(T n){cout << n << endl;}
      |                            ^~~~
a.cc: In function 'int main()':
a.cc:35:5: error: 'cin' was not declared in this scope
   35 |     cin.tie(0);
      |     ^~~
a.cc:36:5: error: 'ios' has not been declared
   36 |     ios::sync_with_stdio(false);
      |     ^~~