Cards ♠ ♥ ♣ ♦ : 洗牌 洗牌
x = ; y = ; card[x] & card[y]
card[i]/13 → 花 suit(0♠,1♥,2♣,3♦)
card[i]%13 → 點數 point (0,1,2,3,...10,11,12)
 
int card[52]={0,1,2,3,4,...,50,51};// 6,3,5,4

char suit[4][10]={"葵扇♠","紅心♥","梅花♣","階磚♦"};

char cardname[13][3]={"A","2","3","4","5","6","7","8","9","10","J","Q","K"};

int points[13]={1,2,3,4,5, 6,7,8,9,10, 10,10,10};