UVa1339 古老的密码

代码：

// UVa1339
#include<stdio.h>
#include<stdlib.h>
#include<string.h>

int cmp(const void *a, const void *b)
{
    return *(int *) a - *(int *)b;
}

int main()
{
    int a[26] = {0};
    int b[26] = {0};
    char s[105];
    char g[105];

    while(scanf("%s", s) != EOF)
    {
        scanf("%s", g);
        int lens = strlen(s);
        int leng = strlen(g);
        int ok = 1;
        if (lens != leng)
            ok = 0;
        else
        {
            for (int i = 0; i < lens; i++)
            {
                a[s[i] - 'A']++;
                b[g[i] - 'A']++;
            }
            qsort(a, 26, sizeof(int), cmp);
            qsort(b, 26, sizeof(int), cmp);
            for (int i = 0; i < 26; i++)
            {
                if (a[i] != b[i])
                    ok = 0;
            }
        }
        if (ok)
            printf("YES\n");
        else
            printf("NO\n");
        memset(a, 0, sizeof(a));
        memset(b, 0, sizeof(b));
        memset(s, 0, sizeof(s));
        memset(g, 0, sizeof(g));
    }
    return 0;
}

测试结果：