#include <bits/stdc++.h>
using namespace std;
 
int main() {
	int a, b, c;
	cin >> a >> b >> c;
     if (a >= b && a >= b) {
        cout << "So lon nhat la: " << a << endl;
    } else if (b >= a && b >= c) {
        cout << "So lon nhat la: " << b << endl;
    } else {
        cout << "So lon nhat la: " << c << endl;
    }
        return 0;
}
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