# j = 0
# for i in range(100):
# j = j+100
# print(j)
# while 循环 while 当。。。时候
j = 0
while j < 5: # 判断语句
j = j+1
print(j)
···
# j = 0
# for i in range(100):
# j = j+100
# print(j)
# while 循环 while 当。。。时候
j = 0
while j < 5: # 判断语句
j = j+1
print(j)
···