Question: I have a program that prints 2 random cards (code included below for logic). How do I evaluate the hand to be either a pair,
I have a program that prints 2 random cards (code included below for logic). How do I evaluate the hand to be either a pair, straight, flush, or jack or higher using methods?
Only need help with isPair, thanks
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public static void main(String[] args) {
int[] hand = Cards.dealHand(2);
Cards.printHand(hand);
//System.out.println(isPair? + Cards.isPair(hand));
//System.out.println(isStraight? + Cards.isStraight(hand));
System.out.println("isFlush? " + Cards.isFlush(hand));
System.out.println("isJacks? " + Cards.isJackOrHigher(hand));
}
public static boolean isPair(int[] hand) {
}
public static boolean isStraight(int[] hand) {
boolean isStraight = false;
int rank1 = Cards.rank(hand[0]);
int rank2 = Cards.rank(hand[1]);
if((rank1 == 0 && rank2 == 12) || (rank2 == 0 && rank1 == 12)) {
isStraight = true;
}else if ((rank1 == (rank2+1)) || rank2 == (rank1+1)) {
isStraight = true;
}
return isStraight;
}
public static boolean isFlush(int[] hand) {
boolean isFlush;
char suit1 = Cards.suit(hand[0]);
char suit2 = Cards.suit(hand[1]);
if (suit1 == suit2) {
isFlush = true;
}else {
isFlush = false;
}
return isFlush;
}
public static boolean isJackOrHigher(int[] hand) {
boolean isJack = false;
int rank1 = Cards.rank(hand[0]);
int rank2 = Cards.rank(hand[1]);
if ((rank1 == 0 || rank2 == 0) && (rank1 >= 10 || rank2 >= 10)) {
isJack = true;
}else if (rank1 >= 10 && rank2 >= 10) {
isJack = true;
}else {
isJack=false;
}
return isJack;
}
public static void printHand(int[] hand) { //prints hand using printCard method
printCard(hand);
}
public static void printCard(int[] hand) {
String s = "A23456789TJQK";
int rank1 = Cards.rank(hand[0]);
int rank2 = Cards.rank(hand[1]);
char card1 = s.charAt(rank1);
char card2 = s.charAt(rank2);
char suit1 = Cards.suit(hand[0]);
char suit2 = Cards.suit(hand[1]);
System.out.println(card1 + "/" + suit1);
System.out.println(card2 + "/" + suit2);
}
public static int[] dealHand(int n) {
int[] hand = new int[n];
int rand;
int max = 51;
int min = 0;
int range = max - min + 1;
do{
for (int i = 0; i < n; i++) {
rand = (int) (Math.random()* range) + min;
hand[i] = rand;
}
} while (hand[0] == hand[1]);
return hand;
}
public static char suit(int card) { //Assigns suit based on int val
char suit;
if (0 <= card && card<= 12) {
suit = 'H';
}else if (13<= card && card<= 25) {
suit = 'S';
}else if (26 <= card && card <= 38) {
suit = 'D';
}else if (39 <= card && card <= 51) {
suit ='C';
} else {
suit = 'x';
}
return suit;
}
public static int rank(int card) { //Assigns rank based on int val
int cardValue = 0;
if (card == 0 || card == 13 || card == 26 || card == 39) {
cardValue = 0;
}else if (card == 1 || card == 14 || card == 27 || card == 40) {
cardValue = 1;
}else if (card == 2 || card == 15 || card == 28 || card == 41) {
cardValue = 2;
}else if (card == 3 || card == 16 || card == 29 || card == 42) {
cardValue = 3;
}else if (card == 4 || card == 17 || card == 30 || card == 43) {
cardValue = 4;
}else if (card == 5 || card == 18 || card == 31 || card == 44) {
cardValue = 5;
}else if (card == 6 || card == 19 || card == 32 || card == 45) {
cardValue = 6;
}else if (card == 7 || card == 20 || card == 33 || card == 46) {
cardValue = 7;
}else if (card == 8 || card == 21 || card == 34 || card == 47) {
cardValue = 8;
}else if (card == 9 || card == 22 || card == 35 || card == 48) {
cardValue = 9;
}else if (card == 10 || card == 23 || card == 36 || card == 49) {
cardValue = 10;
}else if (card == 11 || card == 24 || card == 37 || card == 50) {
cardValue = 11;
}else if (card == 12 || card == 25 || card == 38 || card == 51) {
cardValue = 12;
}
return cardValue;
}
}
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