save project

diy1.py

+import turtle
+
+pen = turtle.Pen()
+colors=["red","orange","yellow","green"]
+for i in range(1,300):
+    pen.forward(i)
+    pen.pencolor(colors[i%4])
+    pen.right(91)
+turtle.done()
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diy2.py

-i = 5   # 行
-j = 3   # 列
-print(j,"*",i,"=",(j*i))# 使用变量i和j，代替乘法算式里面的元素，打印出单个乘法算式
+for i in range(1, 10):
+    for j in range(1, i+1):
+        print(j, '*', i, '=', (j * i), end='  ')
+    print()
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