Question 1

Keys and Rooms — Graviton Interview Question

Accepted Answer

"Keys and Rooms" is a medium difficulty problem asked at Graviton interviews. It covers the following topics: Depth-First Search, Breadth-First Search, Graph. You can practice it on LeetCode: https://leetcode.com/problems/keys-and-rooms

Question 2

Course Schedule — Graviton Interview Question

Accepted Answer

"Course Schedule" is a medium difficulty problem asked at Graviton interviews. It covers the following topics: Depth-First Search, Breadth-First Search, Graph, Topological Sort. You can practice it on LeetCode: https://leetcode.com/problems/course-schedule

Question 3

Largest Number — Graviton Interview Question

Accepted Answer

"Largest Number" is a medium difficulty problem asked at Graviton interviews. It covers the following topics: Array, String, Greedy, Sorting. You can practice it on LeetCode: https://leetcode.com/problems/largest-number

Question 4

Decode Ways — Graviton Interview Question

Accepted Answer

"Decode Ways" is a medium difficulty problem asked at Graviton interviews. It covers the following topics: String, Dynamic Programming. You can practice it on LeetCode: https://leetcode.com/problems/decode-ways

Question 5

01 Matrix — Graviton Interview Question

Accepted Answer

"01 Matrix" is a medium difficulty problem asked at Graviton interviews. It covers the following topics: Array, Dynamic Programming, Breadth-First Search, Matrix. You can practice it on LeetCode: https://leetcode.com/problems/01-matrix

Question 6

Binary Tree Cameras — Graviton Interview Question

Accepted Answer

"Binary Tree Cameras" is a hard difficulty problem asked at Graviton interviews. It covers the following topics: Dynamic Programming, Tree, Depth-First Search, Binary Tree. You can practice it on LeetCode: https://leetcode.com/problems/binary-tree-cameras

#	Question Title	Difficulty	Frequency	Topics
1	Keys and Rooms	MEDIUM	100.0	Depth-First SearchBreadth-First SearchGraph
2	Course Schedule	MEDIUM	100.0	Depth-First SearchBreadth-First SearchGraph+1
3	Largest Number	MEDIUM	100.0	ArrayStringGreedy+1
4	Decode Ways	MEDIUM	100.0	StringDynamic Programming
5	01 Matrix	MEDIUM	100.0	ArrayDynamic ProgrammingBreadth-First Search+1
6	Binary Tree Cameras	HARD	89.5	Dynamic ProgrammingTreeDepth-First Search+1
7	Collect Coins in a Tree	HARD	89.5	ArrayTreeGraph+1

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