扑克牌比大小

#include <stdio.h>
#include <stdlib.h>

int getint(char c)
{
    if (c >= '3' && c <= '9')
    {
        return c - '0';
    }
    switch (c)
    {
    case '0':
        return 10;

    case 'J':
        return 11;

    case 'Q':
        return 12;

    case 'K':
        return 13;

    case 'A':
        return 14;

    case '2':
        return 15;

    case 'S':
        return 16;
    }
    return 0;
}

int mystrcmp(const char *s1, const char *s2)
{
    int cmp = 0;
    while (*s1)
    {
        cmp = getint(*s1) - getint(*s2);
        if (cmp != 0)
            return cmp;
        s1++;
        s2++;
    }

    return cmp;
}

int main()
{
    char pk[8][4] = {"234", "589", "523", "KS2", "K2Q", "2KS", "J98", "0KA"};
    int pkIndex[8] = {0, 1, 2, 3, 4, 5, 6, 7};

    for (int i = 0; i < 7; i++)
    {
        for (int j = i; j < 8; j++)
        {
            if (mystrcmp(pk[pkIndex[i]], pk[pkIndex[j]]) > 0) //对调字符串，拿索引打捷路。
            {
                int t = pkIndex[i];
                pkIndex[i] = pkIndex[j];
                pkIndex[j] = t;
            }
        }
    }
    for (int i = 0; i < 8; i++)
    {
        printf("%s ", pk[pkIndex[i]]);
    }
    printf("\n");

    return 0;
}

#include <stdio.h>
#include <string.h>
void main()
{
    int i, j, n;
    int map[] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,8,0,13,1,2,3,4,5,6,7,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,9,11,0,0,0,0,0,10,0,14,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,};
    char result[4096][4] = {0};
    int count[4096] = {0};
    char pk[1024][4];
    printf("请输入序列个数:");
    scanf("%d", &n);
    printf("请输入所有序列:\n");
    for (i=0; i<n; i++)
    {
        scanf("%s", pk[i]);
    }
    for (i=0; i<n; i++)
    {
        j = (map[pk[i][0]]<<8) | (map[pk[i][1]]<<4) | (map[pk[i][2]]);
        memcpy(result[j], pk[i], 4);
        count[j]++;
    }
    for (i=0; i<4096; i++)
    {
        if (result[i][0])
        {
            for (j=0; j<count[i]; j++)
            {
                printf("%s ", result[i]);
            }
        }
    }
    printf("\n");
}

#include <stdio.h>
#include <string.h>

void pk_bm(char *bm)
{
    char *s ="34567890JQKA2S";
    for (int i=0; s[i]; ++i)
        bm[s[i]] = i+'A';
}

char *pk2bm(char *bm, char *in, char *out)
{
    int i;
    for (i=0; in[i]; ++i)
        out[i] = bm[in[i]];
    out[i] = '\0';
    return out;
}

int main()
{
    char bm[128]= {0};
    pk_bm(bm);

    char pks[8][4]= {"234","589","523","KS2","K2Q","2KS","J98","0KA"};
    char *ps[8],*pt;
    for (int i=0; i<8; ++i)
        ps[i] = pks[i];
    char sm[4]= {0},dm[4]= {0};
    for (int i=0; i<7; ++i)
        for (int j=i+1; j<8; ++j)
            if (strcmp(pk2bm(bm,ps[i],sm),pk2bm(bm,ps[j],dm))==1)
            {
                pt = ps[i];
                ps[i] = ps[j];
                ps[j] = pt;
            }
    printf("\n %s",ps[0]);
    for (int i=1; i<8; ++i)
        printf(" < %s",ps[i]);
    return 0;
}