Run id: 84069

Main.cc:14:5: error: 'int s' redeclared as different kind of symbol
 int s=0; 
     ^
Main.cc:7:6: note: previous declaration 'bool s(int)'
 bool s(int a) 
      ^
Main.cc:15:1: error: expected unqualified-id before 'while'
 while(a) 
 ^
Main.cc:20:1: error: expected unqualified-id before 'return'
 return s; 
 ^
Main.cc:21:1: error: expected declaration before '}' token
 } 
 ^