Commit 73bad7fd by BellCodeEditor

auto save

parent 92449b0c
Showing with 25 additions and 5 deletions
alist = [88, 75, 72, 82, 90, 85, 78, 91] # 建立列表
n = len(alist) # 用len()方法参数设为列表alist并赋值给变量n
# i表示第几轮排序
for i in range(0, n-1): # for循环变量i重复执行0,n-1
# for循环变量j重复执行0,n-1
for j in range(0, n-1): # j表示列表的索引下标
# 比较大小并交换
if alist[j] < alist[j + 1]:
alist[j], alist[j + 1] = alist[j + 1], alist[j]
print(alist) # 打印出列表
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list1 = [] import time # 导入time模块
for a in range(0, 1000):
for b in range(0, 1000): start_time = time.time() # 开始时间
list1.insert(0, 0) print("开始时间为:", start_time) # 打印出开始事件
\ No newline at end of file for a in range(0, 1001): # for循环a重复执行0,1001
for b in range(0, 1001): # for循环b重复执行0,1001
c = 1000-a-b # 变量c等于1000减变量a变量b
# if判断a**2的值加b**2的值的和是否与c**2的值相等
if a**2 + b**2 == c**2:
print("a, b, c的值分别为:" , a, b, c) # 打印出abc的值
end_time = time.time() # 结束时间
print("结束时间为:", end_time) # 打印出结束时间
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