View Compilation Error

0_0_20263698_28586.cpp:6:18: error: expected initializer before 'a'
 bool right(int x)a
                  ^
0_0_20263698_28586.cpp: In function 'bool judge(char*)':
0_0_20263698_28586.cpp:17:20: error: 'right' was not declared in this scope
         if (right(a)&&right(b)&&right(c)&&right(d)) return true;
                    ^