/in/foo.cc:7:21: error: expected primary-expression before 'int'
 void leftmove(int b[int n]){
                     ^~~
/in/foo.cc:7:21: error: expected ']' before 'int'
/in/foo.cc:7:21: error: expected ')' before 'int'
/in/foo.cc:7:21: error: expected initializer before 'int'