Submission #188142

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Source Code Expand

#include <iostream>

int main() {
  int num;
  int ng1, ng2, ng3;

  std::cin >> num;
  std::cin >> ng1;
  std::cin >> ng2;
  std::cin >> ng3;

  if (num == ng1 || num == ng2 || num == ng3 ) {
    std::cout << "NO" << std::endl;
  }

  for (int cnt = 100; cnt != 0; --cnt) {
    if (num == 0) {
      break;
    }

    if (((num - 3) != ng1 || (num - 3) != ng2 || (num - 3) != ng3) && ((num - 3) >= 0)) {
      num -= 3;
    } else if (((num - 2) != ng1 || (num - 2) != ng2 || (num - 2) != ng3) && ((num - 2) >= 0)) {
      num -= 2;
    } else if (((num - 1) != ng1 || (num - 1) != ng2 || (num - 1) != ng3) && ((num - 2) >= 0)) {
      num -= 1;
    } else {
      break;
    }
  }

  if (num != 0) {
    std::cout << "NO" << std::endl;
  } else {
    std::cout << "YES" << std::endl;
  }
}

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