auto save

diy.py

-bros=["刘备","关羽","张飞"]
-bros[0]="关羽"
-bros[1]="刘备"
-print(bros)
-bros.pop(0)
-print(bros)
-b=["华雄"]
-c=[]
-d=["颜良","文丑"]
-b.append("关羽")
-b.insert(1,"关羽")
-c.extend(d)
-print(b)
-print(c)
+for i in range(1,10):
+    for j in range(1,i+1):
+        print(j,"*",i,"=",j*i,end=" ")
+    print()