使用while 循环输出100-50,从大到小,如100,99,98...,到50时再从0循环输出到50,然后结束;
a = 101 while a>50: a -= 1 print(a) a = -1 while a<50: a += 1 print(a)
使用while 循环输出100-50,从大到小,如100,99,98...,到50时再从0循环输出到50,然后结束;
a = 101 while a>50: a -= 1 print(a) a = -1 while a<50: a += 1 print(a)