Programming VIP

Click to go to PTA topic Input format: The first line of input gives a positive integer n (≤ 50), which is the number of sets. Then, N lines, each line corresponds to a set. Each set first gives a positive integer m (≤ 10 ^ 4), which is the number of elements in the set; then followed by M integers in the [0,10 ^ 9] interval. The nex ...