1
GATE CSE 2025 Set 1
Numerical
+1
-0
Let $S$ be the set of all ternary strings defined over the alphabet $\{a, b, c\}$. Consider all strings in $S$ that contain at least one occurrence of two consecutive symbols, that is, "aa", "bb" or "cc". The number of such strings of length 5 that are possible is __________ (Answer in integer)
Your input ____
2
GATE CSE 2022
Numerical
+1
-0
The number of arrangements of six identical balls in three identical bins is ___________.
Your input ____
3
GATE CSE 2021 Set 1
Numerical
+1
-0
There are 6 jobs with distinct difficulty levels, and 3 computers with distinct processing speeds. Each job is assigned to a computer such that:
- The fastest computer gets the toughest job and the slowest computer gets the easiest job.
- Every computer gets at least one job.
The number of ways in which this can be done is ______
Your input ____
4
GATE CSE 2015 Set 3
Numerical
+1
-0
The number of $$4$$ digit numbers having their digits in non-decreasing order (from left to right) constructed by using the digits belonging to the set $${1, 2, 3}$$ is____________.
Your input ____
Questions Asked from Combinatorics (Marks 1)
Number in Brackets after Paper Indicates No. of Questions
GATE CSE Subjects
Theory of Computation
Operating Systems
Algorithms
Database Management System
Data Structures
Computer Networks
Software Engineering
Compiler Design
Web Technologies
General Aptitude
Discrete Mathematics
Programming Languages