Print All the word of a String in C.

#include<stdio.h>

#include<string.h>

char print(char word[])

{

    puts(word);

    printf("
");

    word[0]='';

    return word;

}

int main()

{

    char str[100],word[100];

    int i=0,j=0,start=0;

    printf("Enter A Massage: ");

    gets(str);

    printf("Each Word: 

");

    while(str[i] != '')

    {

        if((str[i] >= 'a' && str[i]<='z') || (str[i] >= 'A' && str[i]<='Z') ) ///if it is a alphabet

        {

            j=0;

            while(str[i] != ' ' && str [i] != '') ///create a new string

            {

                word[j]=str[i];

                i++;j++;

            }

            if(str[i] == ' ') ///if it is null the its the end of a word

            {

                word[j]='';

                print(word); ///send the string for print

            }

            else if (str[i] == '')  ///for the last word

            {

                word[j]='';

                print(word); ///send the string for print

                return 0;

            }

        }

        else i++;

    }

    return 0;

}