# define A 3 # define B(a) (( A + 1 )*a ) M x = 3*( A + B( 7 ) ) ;

问题描述:

# define A 3 # define B(a) (( A + 1 )*a ) M x = 3*( A + B( 7 ) ) ;
# define A 3
# define B(a) (( A + 1 )*a )
M
x = 3*( A + B( 7 ) ) ;
这个要怎么解答

x=3*(3+((3+1)*7)=93