Mister Exam

Expression (0&1&0&0)v(0&1&0&1)v(0&1&1&0)v(1&0&0&0)v(1&0&0&1)v(1&0&1&0)v(1&1&0&0)v(1&1&0&1)

The teacher will be very surprised to see your correct solution 😉