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Apr 19th, 2014
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C++ 0.48 KB | None | 0 0
  1. #include <iostream>
  2.  
  3. void main() {
  4.     char *s = new char[1000];
  5.     char *h = new char [2];
  6.     short sum = 0, k;
  7.     std::cin >> s;
  8.     if (strlen(s) % 2 == 0) k = 0;
  9.     else { k = 1; h[0] = '0'; h[1] = s[0]; sum += atoi(h); }
  10.     if (s[0] == '-' || s[0] == '0') return;
  11.     for (short i = strlen(s) - 1; i > k; i -= 2) {
  12.         h[0] = s[i - 1];
  13.         h[1] = s[i];
  14.         sum += atoi(h);
  15.     }
  16.     if (sum % 11 == 0) std::cout << "Yes" << std::endl;
  17.     else std::cout << "No" << std::endl;
  18.     delete[] s;
  19.     delete[] h;
  20. }
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