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Add 'D.py'

webturing 4 years ago
parent
commit
01e2c8d0f4
1 changed files with 4 additions and 0 deletions
  1. 4 0
      D.py

+ 4 - 0
D.py

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+m,s = int(input()),1
+for i in range(2,m+1):
+    s-=1/i**2
+print('%f'%s)