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  1. // Problem: A. Beautiful Strings
  2. #include <bits/stdc++.h>
  3. using namespace std;
  4.  
  5. void solve()
  6. {
  7.     int freq[26] = {0};
  8.     string s;
  9.     cin >> s;
  10.     for (int i = 0; i < s.size(); i++)
  11.     {
  12.         freq[s[i] - 'a']++;
  13.     }
  14.     bool beautiful = true;
  15.     for (int i = 0; i < 26; i++)
  16.     {
  17.         if (freq[i] % 2 != 0)
  18.         {
  19.             beautiful = false;
  20.             break;
  21.         }
  22.     }
  23.     if (beautiful)
  24.         cout << "Yes";
  25.     else
  26.         cout << "No";
  27. }
  28. int main()
  29. {
  30.     int t = 1;
  31.     // cin >> t;
  32.     while (t--)
  33.     {
  34.         solve();
  35.     }
  36. }
Success #stdin #stdout 0s 5316KB
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stdin
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Standard input is empty
stdout
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Yes
https://ideone.com/vvXQ8J
language:
C++14 (gcc 8.3)
created:
4 days ago
visibility:
public

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