Rank

public class Rank {
        // IDのふり方(Corresponddence Trump Number)
        //   A 2 3  4  5  6  7  8  9  10 J  Q  K
        // S 0 4 8  12 16 20 24 28 32 36 40 44 48
        // H 1 5 9  13 17 21 25 29 33 37 41 45 49
        // C 2 6 10 14 18 22 26 30 34 38 42 46 50
        // D 3 7 11 15 19 23 27 31 35 39 43 47 51
        public int getRank(int[] id) {
                for (int i = 0; i < 5; i++) {
                        System.out.printf("%d枚目 %4d\n", i, id[i]);
                }
                //calculation hand cards
                int[] b = { id[0] % 4, id[1] % 4, id[2] % 4, id[3] % 4, id[4] % 4 };// mark
                int[] c = { id[0] / 4, id[1] / 4, id[2] / 4, id[3] / 4, id[4] / 4 };// num
                //array sort
                java.util.Arrays.sort(b);
                java.util.Arrays.sort(c);
                //init vavriables
                int straight = 0;
                int max_count = 0;
                int flash=0;
                int pair_count=0;
                int fullhouse = 0;

                for (int i = 0; i < 5; i++) {
                }
                if (c[0] == 0 && c[1] == 9 && c[2] == 10 && c[3] == 11  && c[4] == 12){
                        return 1;// royal straight flush
                }
                //check flush
                for(int i=0; i<4; i++){
                        for(int j=i;j<5; j++){
                                if( i != j && b[i] == b[j] ){
                                        flash++;
                                }
                        }
                }
                //check straight
                for(int i=0; i<4; i++){
                        if(c[i]==c[0]+i){
                                straight++;
                        }
				}
//check sum pairs
                for(int i=0;i<5; i++){
                        for(int j=i;j<5; j++){
                                if(i != j && c[i] == c[j]){
                                        pair_count++;

                                        //check fullhouse hand 1-2
                                        if(pair_count == 4 ){
                                                if(c[0]==c[1]){
                                                        if(c[2]==c[4]){
                                                                fullhouse++;
                                                        }
                                                }
                                                //check fullhouse hand 1~3
                                                if(c[0]==c[2]){
                                                        if(c[3]==c[4]){
                                                                fullhouse++;
                                                        }
                                                }
                                        }
                                }
                        }

                }
                //result
                if (straight == 4 ){
                        if( flash == 10) {
                                return 2;//straight flash
                        }
                }
                if (straight == 4) {
                        return 6;//straight
                }
				if (fullhouse==1){
                        return 4;//full house
                }
                if (pair_count == 4) {
                        return 7;//three card
                }
                if (pair_count == 2) {
                        return 8;//two card
                }
                if (pair_count == 1) {
                        return 9;//one card
                }
			 return 0;
        }
}