text: #include <bits/stdc++.h>
  using namespace std;
  
  int main(void)
  {
      int a, b;
  
      while(cin >> a >> b){
          if(a == b)
              break;
  
          if(a < b)
              cout << "Crescente" << endl;
          else
              cout << "Decrescente" << endl;
      }
  
      return 0;
  }
  