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India LIMIT
2019 LIMIT
2019 LIMIT Category C
Problem 8
floor of infinite sum
floor of infinite sum
Source: LIMIT 2019 CCS1 P8
April 28, 2021
floor function
algebra
Problem Statement
The value of
⌊
1
3
!
+
4
4
!
+
9
5
!
+
…
⌋
\left\lfloor\frac1{3!}+\frac4{4!}+\frac9{5!}+\ldots\right\rfloor
⌊
3
!
1
+
4
!
4
+
5
!
9
+
…
⌋
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