SOLUTION OF URI 1113

//   1113   (Mahmud_Jamil) BRUR
//  Ascending and Descending



#include <stdio.h>
 int main()
 {
     int a,b;
     while(scanf("%d %d", &a, &b) && a!=b)
        if(a<b)
        printf("Crescente\n");
     else
        printf("Decrescente\n");
     return 0;
}