#include <iostream>
using namespace std;
int main()
{
int a, b, c, min;
while (cin >> a >> b >> c) {
min = a;
if (b < min) min = b;
if (c < min) min = c;
if (min > 168) cout << "NO CRASH" << endl;
else cout << "CRASH " << min << endl;
}
return 0;