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
+for i in range(1, 10):
+    for j in range(1, i+1):
+        print ("%d*%d=%d" % (j, i, i*j), end=" " )
+    print() 
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