C实例 字符串字谜

#include <stdio.h>

#include <string.h>



int main (void) {

   char s1[] = "recitals";

   char s2[] = "articles";



   char temp;



   int i, j;

   int n  = strlen(s1);

   int n1 = strlen(s2);



   // If both strings are of different length, then they are not anagrams



   if( n != n1) {    

      printf("%s and %s are not anagrams! \n", s1, s2);

      return 0;

   }



   // lets sort both strings first −



   for (i = 0; i < n-1; i++) {

      for (j = i+1; j < n; j++) {

         if (s1[i] > s1[j]) {

            temp  = s1[i];

            s1[i] = s1[j];

            s1[j] = temp;

         }

         if (s2[i] > s2[j]) {

            temp  = s2[i];

            s2[i] = s2[j];

            s2[j] = temp;

         }

      }

   }



   // Compare both strings character by character



   for(i = 0; i<n; i++) {

      if(s1[i] != s2[i]) {    

         printf("Strings are not anagrams! \n", s1, s2);

         return 0;

      }

   }



   printf("Strings are anagrams! \n");

   return 0;

}