Analyze the tweet "What a great training course, lots of photos, fun and laughter. Photo's will be up soon #Boostercourse #fun" to classify the intensity of the emotion joy. Your options are: 0: no joy can be inferred, 1: low amount of joy can be inferred, 2: moderate amount of joy can be inferred, 3: high amount of joy can be inferred.
3: high amount of joy can be inferred