a = a + b
b = a + b
a和b的值分别为( )
x = 2
print (x+1)
print (x+2)
运行后,变量x的值是( )
a=int(2.9)
print(a)
a=23
b=int(a/10)
a=(a-b*10)*10
b=a+b
print(a,b)
c=b-a
a=a+c
b=b-c
if x > 0 :
x + =1
else:
x - =1
它的基本结构属于( )
a = 0
b = 4
if b > a :
a = 3 * b
else:
a = 10
程序运行后,a的值是( )
a = a * b
b = a // b
a = a // b
a=10
b=20
a,b = b,a
print(a,b)
执行后的值正确的是( )
a = 9
if a >= 9 :
a = a + 1
a = a * 2
else:
a = a - 1
a = a / 2
s=not 2*5!=11
print(s)