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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5.     int t;
  6.     cin >> t;
  7.  
  8.     while (t--)
  9.     {
  10.         string n;
  11.         cin >> n;
  12.         int sum = 0, n2 = 0, n3 = 0;
  13.         for (int i = 0; i < n.size(); i++)
  14.         {
  15.             sum += n[i] - '0';
  16.             if (n[i] == '2')
  17.                 n2++;
  18.             if (n[i] == '3')
  19.                 n3++;
  20.         }
  21.         bool ok = 0;
  22.         for (int i = 0; i <= n2; i++)
  23.         {
  24.             for (int j = 0; j <= n3; j++)
  25.             {
  26.                 if (!((sum + i * 2 + j * 6) % 9))
  27.                 {
  28.                     ok = true;
  29.                     if (ok)
  30.                         break;
  31.                 }
  32.             }
  33.             if (ok)
  34.                 break;
  35.         }
  36.         if (ok)
  37.             cout << "YES\n";
  38.         else
  39.             cout << "NO\n";
  40.     }
  41. 	return 0;
  42. }
Success #stdin #stdout 0.01s 5296KB
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https://ideone.com/iCF3Gd
language:
C++14 (gcc 8.3)
created:
2 hours ago
visibility:
public

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