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