# Status Problem video Level Completes Likes
466

Lexicographically next permutation With One swap

Medium 0.38 % 1
442

Find the number of distinct Islands OR connected components.

Hard 0.19 % 0
416

Evaluation of Prefix Expressions (Polish Notation) | Set 2

Medium 0.00 % 0
410

Evaluation of Prefix Expressions (Polish Notation) | Set 1

Medium 0.00 % 0
408

Number of Islands

Medium 0.38 % 1

Lexicographically next permutation With One swap

Find the number of distinct Islands OR connected components.

Evaluation of Prefix Expressions (Polish Notation) | Set 2

Evaluation of Prefix Expressions (Polish Notation) | Set 1

Number of Islands