What's the accuracy given the true labels t and the predicted labels p

Note: This is a classification problem, so the value needs to be between 0 and 1

t = (1,3,2,4,3,2,1,4,3,2,3,4)

p = (1,2,2,4,4,2,1,4,1,2,3,4)

Format: 0.XX