#include <bits/stdc++.h>
using namespace std;
int main() {
long a,b,c;
cin >> a >> b >> c;
// your code goes here
labs(a-c)>labs(b-c)?cout << "Cat_B":labs(a-c)<labs(b-c)?cout << "Cat_A":cout << "Mouse_C";
return 0;
}
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