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Mar 26th, 2019
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  1. char* get_word(char* str)
  2. {
  3. if(str==NULL)
  4. return NULL;
  5. int i=0;
  6. int j=0;
  7. char tmp[1001];
  8. char *pTmp=tmp;
  9. while(*str!=0)
  10. {
  11. if(isalpha(*str)!=0)
  12. j++;
  13. str++;
  14. i++;
  15. }
  16. if(j==0)
  17. return NULL;
  18. str=str-i;
  19. i=0;
  20. while(*str!=0)
  21. {
  22. *pTmp=*str;
  23. pTmp++;
  24. if(isspace(*str)!=0 || isalpha(*str)==0)
  25. {
  26. if(isspace(*(str+1))!=0 || isalpha(*(str+1))==0)
  27. {
  28. str++;
  29. i++;
  30. }
  31. else
  32. {
  33. *str='\n';
  34. }
  35. }
  36. str++;
  37. i++;
  38. }
  39. return str-i;
  40.  
  41. }
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