1
GATE CSE 2020
Numerical
+2
-0
The number of permutations of the characters in LILAC so that no character appears in its original position, if the two L’s are indistinguishable, is _______.
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2
GATE CSE 2016 Set 1
Numerical
+2
-0
The coefficient of $${x^{12}}$$ in $${\left( {{x^3} + {x^4} + {x^5} + {x^6} + ...} \right)^3}\,\,\,\,\,\,$$ is _____________.
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3
GATE CSE 2014 Set 2
Numerical
+2
-0
The number of distinct positive integral factors of 2014 is _______ .
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4
GATE CSE 2014 Set 1
Numerical
+2
-0
A pennant is a sequence of numbers, each number being 1 or 2. An n-pennant is a sequence of numbers with sum equal to n. For example, (1,1,2) is a 4-pennant. The set of all possible 1-pennants is {(1)}, the set of all possible 2-pennants is {(2), (1,1)} and the set of all 3-pennants is {(2,1),(1,1,1), (1,2)}. Note that the pennant (1,2) is not the same as the pennant (2,1). The number of 10-pennants is _________.
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