A. 练24.2 for循环求和

Type: RemoteJudge

1000ms

64MiB

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说明

利用for循环。计算输出 $1+2+3+...+n$ 的和。

输入格式

输入 $n$ 。对于100%的数据， $1≤n≤100$ 。

输出格式

如题述，之和。

样例

小蒙新冬令营[day3]

Status: Done
Problem: 6
Open Since: 2026-1-28 0:00
Deadline: 2026-1-29 23:59
Extension: 24 hour(s)