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Jul 29th, 2016
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  1. #include <stdio.h>
  2.  
  3. char *error(char *num)
  4. {
  5. if (*num=='\0')
  6. return NULL;
  7. if (num[0]>num[1])
  8. return &num[1];
  9. return error(num+1);
  10. }
  11.  
  12. int main()
  13. {
  14. char *str="121452";
  15. char *ans;
  16. char n[20]="0";
  17. char num;
  18. int i=0;
  19. printf("enter numbers\n");
  20. while (scanf("%c",&n[i])!=EOF){
  21. i++;
  22.  
  23. }
  24.  
  25. if (ans=error(n)!=NULL)
  26. {
  27. *ans=(ans-1)+1);
  28. }
  29.  
  30. printf("%c",*ans);
  31. return 0;
  32. }
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