Fixing Makefile for program name

Makefile

@@ -2,19 +2,16 @@
 CC = gcc
 CFLAGS = -g -Wall
 
-all: main
+all: bff 
 
 %.o: %.c
 	$(CC) $(CFLAGS) -c -o $@ $<
 
-main: main.o
+bff: main.o
 	$(CC) $(CFLAGS) -o $@ $+
 
 clean:
 	rm -f *.o core.*
 
 mrproper: clean
-	rm -f main
-
-run: main
-	./$< ./hello_world.bf 
+	rm -f bff