save project

diy2.py

-alist = [88, 75, 72, 82, 90, 85, 78, 91]
+# 导入模块
+import time
+
+# 开始计时
+star_time = time.time()
+print("开始时间是:",star_time)
 
 
+# 初始化列表
+alist = [88, 75, 72, 82, 90, 85, 78, 91]
 n = len(alist)
 n = len(alist)
 
 
+# 主程序
 for i in range (0,n-1):
 for i in range (0,n-1):
     for j in range(0,n-2):
     for j in range(0,n-2):
         if alist[j] > alist[j+1]:
         if alist[j] > alist[j+1]:
             alist[j], alist[j+1] = alist[j+1],alist[j]
             alist[j], alist[j+1] = alist[j+1],alist[j]
+
+# 输出结果
 print(alist)
 print(alist)
+
+# 结束计时
+end_time = time.time()
+print("结束时间是:",end_time)
+
+# 总耗时计算
+print("耗时是:",(end_time - star_time))