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