Chef’s Assignment Trouble 2

Chef has started writing his defaulter assignments. He doesn't want to write the whole assignment so he skipped parts of it. Now he realised that he skipped too much and the content is too small. So, he decided to add some words in his assignment to make it look complete. He’ll ask you 3 types of queries: - 1 $X$ (Add the word $X$ in the assignment). - 2 (Get the **most occurred** word in t