lcm_cpptmp.cpp

#include <iostream>

using namespace std;

template <int a, int b>
struct gcm
{
    static const int value = gcm<b, a%b>::value;
};
template <int a>
struct gcm<a, 0>
{
    static const int value = a;
};

template<int a, int b>
struct lcm
{
    static const int value = a * b / gcm<a, b>::value;
};

int main(int argc, char *argv[], char *envp[])
{
    cout << lcm<128, 72>::value << endl;
    return 0;
}