循环
for语句
for 元素变量 in 序列:
执行语句
range(start,end,step) 生成序列
#最大值 a=[1423,2451,21,475,1668,68] maxx=a[0] for x in range(0,len(a)-1): if a[x]<=a[x+1]: maxx=a[x+1] print("结果:",maxx)
while语句
while 判断条件:
执行语句
continue和break
continue:跳过本次循环,开始下次循环
break:跳出本循环