#492. 【入门】编程求1+3+5+...+n
【入门】编程求1+3+5+...+n
说明
编程求1+3+5+...+n输入格式
输入一行,只有一个整数n (1<=n<=9999) 这里n为奇数。输出格式
输出只有一行99
2500
99
2500
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