python 小案例demo04

# 4、冒泡排序  以及反转 和 排序方法 升序和降序
a = [-1,12,31,2,134,2345,2]
for i in range(0,len(a)-1,1):
    for j in range(0,len(a)-1-i,1):
        if a[j] > a[j+1]:
            tem = 0
            tem = a[j]
            a[j] = a[j+1]
            a[j+1] = tem

for i in a:
    print(i,end="\t")