Language: C++

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

int main(int argc, char const* argv[])
{
¦   int a,b,c,d;
¦   cin>>a>>b>>c>>d;
¦   int ans = 0;
¦   if(a<b){
¦   ¦   ans += a;
¦   }
¦   else{
¦   ¦   ans += b;
¦   }

¦   if(c<d){
¦   ¦   ans += c;
¦   }
¦   else{
¦   ¦   ans += d;
¦   }
¦   cout<<ans<<endl;
¦   return 0;
}


Compiler output:
a.cc:6:1: error: extended character ¦ is not valid in an identifier
    6 | ¦   int a,b,c,d;
      | ^
a.cc:7:1: error: extended character ¦ is not valid in an identifier
    7 | ¦   cin>>a>>b>>c>>d;
      | ^
a.cc:8:1: error: extended character ¦ is not valid in an identifier
    8 | ¦   int ans = 0;
      | ^
a.cc:9:1: error: extended character ¦ is not valid in an identifier
    9 | ¦   if(a<b){
      | ^
a.cc:10:1: error: extended character ¦ is not valid in an identifier
   10 | ¦   ¦   ans += a;
      | ^
a.cc:10:5: error: extended character ¦ is not valid in an identifier
   10 | ¦   ¦   ans += a;
      |     ^
a.cc:11:1: error: extended character ¦ is not valid in an identifier
   11 | ¦   }
      | ^
a.cc:12:1: error: extended character ¦ is not valid in an identifier
   12 | ¦   else{
      | ^
a.cc:13:1: error: extended character ¦ is not valid in an identifier
   13 | ¦   ¦   ans += b;
      | ^
a.cc:13:5: error: extended character ¦ is not valid in an identifier
   13 | ¦   ¦   ans += b;
      |     ^
a.cc:14:1: error: extended character ¦ is not valid in an identifier
   14 | ¦   }
      | ^
a.cc:16:1: error: extended character ¦ is not valid in an identifier
   16 | ¦   if(c<d){
      | ^
a.cc:17:1: error: extended character ¦ is not valid in an identifier
   17 | ¦   ¦   ans += c;
      | ^
a.cc:17:5: error: extended character ¦ is not valid in an identifier
   17 | ¦   ¦   ans += c;
      |     ^
a.cc:18:1: error: extended character ¦ is not valid in an identifier
   18 | ¦   }
      | ^
a.cc:19:1: error: extended character ¦ is not valid in an identifier
   19 | ¦   else{
      | ^
a.cc:20:1: error: extended character ¦ is not valid in an identifier
   20 | ¦   ¦   ans += d;
      | ^
a.cc:20:5: error: extended character ¦ is not valid in an identifier
   20 | ¦   ¦   ans += d;
      |     ^
a.cc:21:1: error: extended character ¦ is not valid in an identifier
   21 | ¦   }
      | ^
a.cc:22:1: error: extended character ¦ is not valid in an identifier
   22 | ¦   cout<<ans<<endl;
      | ^
a.cc:23:1: error: extended character ¦ is not valid in an identifier
   23 | ¦   return 0;
      | ^
a.cc: In function 'int main(int, const char**)':
a.cc:6:1: error: '\U000000a6' was not declared in this scope
    6 | ¦   int a,b,c,d;
      | ^
a.cc:7:2: error: expected ';' before 'cin'
    7 | ¦   cin>>a>>b>>c>>d;
      |  ^  ~~~
      |  ;
a.cc:8:2: error: expected ';' before 'int'
    8 | ¦   int ans = 0;
      |  ^  ~~~
      |  ;
a.cc:9:2: error: expected ';' before 'if'
    9 | ¦   if(a<b){
      |  ^  ~~
      |  ;
a.cc:12:2: error: expected ';' before 'else'
   12 | ¦   else{
      |  ^  ~~~~
      |  ;
a.cc:16:2: error: expected ';' before 'if'
   16 | ¦   if(c<d){
      |  ^  ~~
      |  ;
a.cc:19:2: error: expected ';' before 'else'
   19 | ¦   else{
      |  ^  ~~~~
      |  ;
a.cc:22:2: error: expected ';' before 'cout'
   22 | ¦   cout<<ans<<endl;
      |  ^  ~~~~
      |  ;
a.cc:23:2: error: expected ';' before 'return'
   23 | ¦   return 0;
      |  ^  ~~~~~~
      |  ;