Implement Queue using Stacks — TryAlgoViz

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Implement Queue using Stacks — TryAlgoViz

Implement Queue using Stackseasy

Visual examples

Example 1

Input

← FRONT

1

2

BACK →

Output

[null,null,null,1,1,false]

Example 2

Input

← FRONT

7

BACK →

Output

[null,null,7,true]

Loading editor…

Input

← FRONT

1

2

BACK →

Expected Output

[null,null,null,1,1,false]