Compilare: user.c: In function 'direction': user.c:33: warning: 'return' with no value, in function returning non-void user.c: In function 'wat_direction': user.c:42: warning: 'return' with no value, in function returning non-void user.c: In function 'solve': user.c:89: warning: array subscript has type 'char' user.c:89: warning: array subscript has type 'char' user.c:137:2: warning: no newline at end of file