alist = [88, 75, 72, 82, 90, 85, 78, 91]
for i in range(0,len(alist)-1):   
    for i in range(0,len(alist)-1):
        if alist[i]>alist[i+1]:
            alist[i],alist[i+1]=alist[i+1],alist[i]
    print(alist)