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diy1.py

-"""
-使用turtle模块画图
-每次移动都增加画笔移动的长度，并旋转91°，重复执行300次，查看效果
-"""
-import turtle
+#打印乘法
+# i=4
+# j=5
+# print(j,"*",i,"=",(j*i))
 
-pen = turtle.Pen()
-# 请创造师在下面接着创作
+#打印一行
+# for i in range(1,10):
+#     print(1,"*",i,"=",(1*i),end=" ")
 
-for i in range(300):
-    pen.forward(distance)
-    distance+=1
-    pen.right(91)
-# 隐藏画笔，保存画布
-pen.hideturtle()
-turtle.done()
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+# 打印9行
+# for i in range(1,10):
+#     for j in range(1,10):
+#         print(i,"*",j,"=",(i*j),end=" ")
+#     print("\n")
+
+# 打印9行（优化）
+for i in range(1,10):
+    for j in range(1,i+1):
+        print(i,"*",j,"=",(i*j),end=" ")
+    print("\n")
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