save project

diy2.py

-i = 5   # 行
-j = 3   # 列
-# 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
-print(j,'x',i,'=',i*j)
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+for i in range(1,10):
+    for j in range(1,i+1):
+
+       print(j,'x',i,'=',i*j,end=' ')
+    print()
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