#include <bits/stdc++.h>

using namespace std;
int a, B, c;
int main() {
    cin >> a >> b >> c;
    if (b * c > a * a) cout << "RECTANGLE" << endl;
    else if (b * c < a * a) cout << "SQUARE" << endl;
    else cout << "SAME" << endl;
    return 0;
}