摘要: 源程序: num = int(input("input the number of end:"))sum1 = 0i = 1while i <= num: sum1 = sum1 + i i = i + 1print(sum)运行结果: 阅读全文
posted @ 2021-04-11 12:19 bobo哥 阅读(2175) 评论(0) 推荐(1)