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  1.  
  2. #include<iostream>
  3. #include<stdio.h>
  4. #include<string>
  5. #include<math.h> 
  6. #include<string.h>
  7. using namespace std;
  8.  
  9. int h[30];
  10.  
  11. int main()
  12. {
  13. 	char s[1005];
  14. 	scanf("%s",s);
  15. 	int len=strlen(s);
  16. 	int sum;
  17. 	for(int i=0;i<len;i++)
  18. 	{
  19. 		h[s[i]-'a']++;
  20. 	}
  21. 	int bj=0; ///?????????
  22. 	for(int i=0;i<26;i++)
  23. 	{
  24. 	 	if(h[i]%2)
  25. 	 		bj++;
  26. 	} 
  27. 	if(bj==1||bj==0)
  28. 		sum=1;
  29. 	else
  30. 		sum=bj;
  31. 	printf("%d\n",sum);
  32. 	return 0;
  33. }
  34.  
Runtime error #stdin #stdout 0s 15232KB
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stdin
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Standard input is empty
stdout
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Standard output is empty
https://ideone.com/7vN0vZ
language:
C++14 (clang 8.0)
created:
6 years ago
visibility:
secret

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