#include <iostream>
using namespace std;
int main() {
const int TEN = 10;
int x, y, z;
cin >> x >> y >> z;
if (x == y % TEN && z == y / TEN || x == y / TEN && z == y % TEN) {
/*if (x * TEN + z == y || z * TEN + x == y) {*/
cout << "SE POATE";
} else {
cout << "NU SE POATE";
}
return 0;
}
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