单项选择题
A.(c==2)||(c==4)||(c==6) B.(c>=2&&c<=6)||(c!=3)||(c!=5) C.(c>=2&&c<=6)&&!(c%2) D.(c>=2&&c<=6)&&(c%2!=1)
A. int n1=n2=10; B. char c=32; C. float f=f+1.1; D. double x=12.3E2.5;
A. w=1 B. w=0 C. w!=1 D. w!=0