/in/foo.cc: In function 'int js1(int, int)':
/in/foo.cc:46:19: error: a function-definition is not allowed here before '{' token
 bool kuohao(int x){
                   ^
/in/foo.cc:136:1: error: expected '}' at end of input
 }
 ^
/in/foo.cc:136:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^