SWEA

[python][SWEA][D1] 2025. N줄덧셈

haju 2023. 5. 3. 21:33

https://swexpertacademy.com/main/code/problem/problemDetail.do?problemLevel=1&contestProbId=AV5QFZtaAscDFAUq&categoryId=AV5QFZtaAscDFAUq&categoryType=CODE&problemTitle=&orderBy=FIRST_REG_DATETIME&selectCodeLang=ALL&select-1=1&pageSize=10&pageIndex=2 

 

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n=int(input())
a=list(range(1,n+1))
print(sum(a))