2 lines
80 B
Python
2 lines
80 B
Python
x = (1+((4*int(input())-1)/3)**0.5) / 2
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print(int(x) if x==int(x) else int(x)+1) |
x = (1+((4*int(input())-1)/3)**0.5) / 2
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print(int(x) if x==int(x) else int(x)+1) |