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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. long long d,i;
  4. string s;
  5. map<int,int>dem;
  6. int main() {
  7. cin>>s;
  8. d=0;
  9. dem[s[0]]=1;
  10. for(i=1;i<s.size();i++){
  11. 	if(dem[s[i]]==0) dem[s[i]]=i+1;
  12. 	else
  13. 	d+=i-dem[s[i]];
  14. 	cout<<d;
  15. }
  16.  
  17. 	return 0;
  18. }
Success #stdin #stdout 0.01s 5432KB
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stdin
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miami
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stdout
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0024
https://ideone.com/WiqKtw
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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