Not able to solve the question

[ayushkotwar2002_78a27ac2b05189a5 (Ayush Kotwar)]

I can’t solve the question, please help me out. It would be helpfull if u provide me with a code .

[talhashamim001 (Talha Shamim)]

Delete nodes which have a greater value on right side - GeeksforGeeks

@ayushkotwar2002_78a27ac2b05189a5 refer this