Run id: 118245

Main.cc: In function 'int main()':
Main.cc:9:16: error: 'b' was not declared in this scope
     cin>>a>>a>>b>>b;
                ^
Main.cc:8:12: warning: unused variable 's' [-Wunused-variable]
     char a,s,d;
            ^
Main.cc:8:14: warning: unused variable 'd' [-Wunused-variable]
     char a,s,d;
              ^