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分支与循环4

作者:互联网

##分支与循环3

#continue语句跳出本轮循环体

#代码1
i = 0
while i < 10:
i += 1
if i % 2 == 0:
continue
print(i)


1
3
5
7
9

#else语句 :当循环条件不再为真的时候,else语句才会被执行.
#代码1
day = 1
while day <= 7:
answer = input("今天有好好学习吗?")
if answer != "有":
break
day += 1
else:
print("非常棒,你已经坚持了7天连续学习!")

今天有好好学习吗?有
今天有好好学习吗?有
今天有好好学习吗?有
今天有好好学习吗?有
今天有好好学习吗?有
今天有好好学习吗?有
今天有好好学习吗?有
非常棒,你已经坚持了7天连续学习!

##循环结构的嵌套

#代码2(乘法表)
i = 1
while i <= 9:
j = 1
while j <= i:
print(j,"*","=",j * i,end="")
j += 1
print()
i += 1

1 * = 1
1 * = 22 * = 4
1 * = 32 * = 63 * = 9
1 * = 42 * = 83 * = 124 * = 16
1 * = 52 * = 103 * = 154 * = 205 * = 25
1 * = 62 * = 123 * = 184 * = 245 * = 306 * = 36
1 * = 72 * = 143 * = 214 * = 285 * = 356 * = 427 * = 49
1 * = 82 * = 163 * = 244 * = 325 * = 406 * = 487 * = 568 * = 64
1 * = 92 * = 183 * = 274 * = 365 * = 456 * = 547 * = 638 * = 729 * = 81

##break语句每次只跳出一层循环体。

标签:语句,循环体,##,好好学习,循环,今天,print,分支
来源: https://www.cnblogs.com/chongqing/p/16527358.html