1845297_ac_0ms_24k.c

北大大牛代码 1240道题的原代码 超级权威

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

char str1[1002],str2[1002];
int Len1,Len2;
int cmp( const void *a , const void *b ) 
{ 
    return *(char *)a - *(char *)b; 
} 

void main()
{
    int i, j;
    while(gets(str1)!=NULL)
 {
        gets(str2);
        Len1 = strlen(str1);
        Len2 = strlen(str2);
        qsort(str1,Len1,sizeof(str1[0]),cmp);
        qsort(str2,Len2,sizeof(str2[0]),cmp);
        for(i=0; i<Len1; i++)
            for(j=0; j<Len2; j++)
           {
                if(str1[i] == str2[j])
                {
                    printf("%c",str1[i]);
                    str1[i] = str2[j] = 'Y';
                }
                else if(str2[j] > str1[i]) break;
            }
        printf("\n");
 }
}