#include <iostream>
using namespace std;
int main() {
int a, b, c, d;
cin >> a >> b >> c >> d;
if ((a <= b) && (b <= c) && (c <= d)) {
cout << "CRESCATOR";
}
if ((a >= b) && (b >= c) && (c >= d)) {
cout << "DESCRESCATOR";
}
if (((a >= b) && (b <= c) && (c <= d)) || ((a <= b) && (b >= c) && (c <= d))
|| ((a <= b) && (b <= c) && (c >= d)) || ((a <= b) && (b >= c) && (c >= d))
|| ((a >= b) && (b <= c) && (c >= d)) || ((a >= b) && (b >= c) && (c <= d))) {
cout << "NEMONOTON";
}
return 0;
}
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