Run id: 738

Main.cc: In function 'int main()':
Main.cc:19:17: error: expected unqualified-id before ';' token
     for(int i=1,;i<=n-1;i++){
                 ^
Main.cc: In function 'int gcb(int, int)':
Main.cc:10:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^