排序算法_冒泡排序

a=[77,42,35,12,101,5]
for i in range(len(a)-1):
    for j in range(len(a)-1-i):
        if a[j]>a[j+1]:
            a[j],a[j+1]=a[j+1],a[j]
print(a)

a=[77,42,35,12,101,5]
for i in range(len(a)-1):
    flag=True#已经排序好或者中途排序好的数列，直接退出，提高效率
    for j in range(len(a)-1-i):
        if a[j]>a[j+1]:
            a[j],a[j+1]=a[j+1],a[j]
            flag=False
    if flag==True:
        break
print(a)