1Maximum Depth of Binary TreeEasyTreeDepth-First SearchBreadth-First Search
Solve → 2Number of Nodes With Value OneMediumTreeDepth-First SearchBreadth-First Search
Solve → 3Number of Nodes With Value OneMediumTreeDepth-First SearchBreadth-First Search
Solve → 4Maximum Depth of Binary TreeEasyTreeDepth-First SearchBreadth-First Search
Solve →