make the game called "GO" in pyqt5

JAVA - How do I make this a random pull of participants instead of just a participant +1? I want the purchaser to be the same as it was input in the array, but then want the gift to be random. If that isn't possible, making both random would work as well, but either way the giver and receiver can't be the same person.The output should be something like this:a will purchase a gift for d (age: 2)b will purchase a gift for c (age: 3)c will purchase a gift for a (age: 4)d will purchase a gift for b (age: 2) import java.util.Random; public class ExchangeResults{public static void main(String[] args){UserInput userinput = new UserInput();Participant[] participants = userinput.inputParticipants();   System.out.println("Exchange Results");//PRINT MATCHESshuffleParticipants(participants);} //MAKE RANDOM MATCHESpublic static void shuffleParticipants(Participant[] participants){for (int i = 0; i < participants.length-1 ; i++){Participant p1 = participants[i];Participant p2 =…

You have a pack of 5 randomly numbered cards, which can range from 0-9. You can win if you can produce a higher two-digit number from your cards than your opponent. Return true if your cards win that round. Examples winRound ([2, 5, 2, 6, 9], [3, 7, 3, 1, 2]) → true // Your cards can make the number 96 // Your opponent can make the number 73 // You win the round since 96 > 73 winRound ([2, 5, 2, 6, 9], [3, 7, 3, 1, 2]) → true winRound ([1, 2, 3, 4, 5], [9, 8, 7, 6, 5]) → false winRound ([4, 3, 4, 4, 5], [3, 2, 5, 4, 1]) → false

I need to create a code for tic tac toe in java where you play against a computer. I need the board to be in an array of char