金币数量 - Problem Solution - lizikid

0
黎锦宸 LV 5 @ 2024-6-12 19:05:29

a=int(input()) print(int(a*(a+1)/2))
0
DH-LZR LV 8 @ 2024-5-19 11:48:19

a=int(input()) print(int(a*(a+1)/2))

ID

669

Time

1000ms

Memory

256MiB

Difficulty

3

Tags

2023年8月STEMA测评

# Submissions

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