Makefile for multiple binaries

CC = gcc.exe
BIN = test01.exe \
 test02.exe \
 test03.exe

OBJ =  $(BIN:.exe=.o)
CXXFLAGS = -lstdcxx -lm
RM = del

compile: $(BIN)

$(BIN): %.exe : %.o
 $(CC) $< -o $@ $(CXXFLAGS)

$(OBJ): %.o : %.cpp
 $(CC) -o $@ -c $< $(CXXFLAGS)

clean:
 del *.exe  del *.o