Task: Determine the appropriate intensity class for the tweet, reflecting the level of emotion E experienced by the user. 0: no E can be inferred. 1: low amount of E can be inferred. 2: moderate amount of E can be inferred. 3: high amount of E can be inferred.
Tweet: When you have just about enough @marmite in your jar at work for 1/4 of a slice of toast 😩😩 #unhappy
Emotion: sadness
Intensity class: 