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PREV Programs NEXT   (86 / 301)     Write your own trim() or squeeze() function to remove the spaces from a string. Here is one version... #include <stdio.h> char *trim(char *s); int main(int argc, char *argv[]) {   char str1[]=" Hello   I am Good ";   printf("\n\nBefore trimming : [%s]", str1);   printf("\n\nAfter trimming  : [%s]", trim(str1));      getch(); } // The trim() function... char *trim(char *s)  {      char *p, *ps;           for (ps = p = s; *s != '\0'; s++)      {         if (!isspace(*s))          {             *p++ = *s;          }     }     *p = '\0';      return(ps);  } And here is the output... Before trimming : [ Hello   I am Good ] After trimming  : [HelloIamGood] Another version of this question requires one to reduce multiple spaces, tabs etc to single spaces... PREV COMMENTS                                  INDEX                                  PRINT NEXT Last updated: November 3, 2005 www.cracktheinterview.com - Your destination for the most common IT interview questions, answers, frequently asked interview questions (FAQ), C Programs, C Datastructures for technical interviews conducted by the top IT companies around the world!