#include <iostream>
using namespace std;
int main() {
int a , b, n;
cin >> a >> b >> n;
int copyN = n;
while (copyN--) {
if ((a % 2 == 0 && b % 2 == 0 && n % 2 == 0) && copyN >= 1) {
if (copyN == n - 1) {
cout << a << "<";
} else {
cout << b * n << ">";
}
} else if ((a % 2 == 0 && b % 2 == 0 && n % 2 == 0) && copyN == 0){
cout << b;
}else if ((a % 2 != 0 || b % 2 != 0 || n % 2 != 0)) {
cout << (a + n) / 2 ;
}
}
cout <<"\n>>" << 14 / 3;
return 0;
}
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