Definition: You are given a dialog between 2 or more individuals. You need to generate the number of the speaker (e.g. 1 for Speaker 1) who had the most lines in the dialog. If there is a tie, output the answer '0'.
Input: Speaker 1: Anyway it-it kinda-it all boils down to this, the last time I talked to Emily... 
Speaker 2: Oh my God! My dog died! 
Speaker 1: What?! 
Speaker 2: Oh my God, Le Poo, our dog! 
Speaker 1: Le Poo's still alive?! 
Speaker 2: Oh God, it says he was hit by an ice cream truck and dragged for nine-teen blocks. Oh. Oh my God. 
Speaker 3: Sweetie, we heard you crying. Please don't cry. 
Speaker 2: It's Le Poo. 
Speaker 4: I know it's le poo right now, but it'll get better.
Output:
2