#geshi(cpp){{
#include <iostream>
#include <string>
void solve(int x, std::string from, std::string to, std::string work){
static unsigned int counter = 0;
if(x == 1){
std::cout << ++counter << ": " << from << " to " << to << std::endl;
}else{
solve(x-1, from, work, to);
std::cout << ++counter << ": " << from << " to " << to << std::endl;
solve(x-1, work, to, from);
}
}
int main() {
const std::string FROM = "A"; const std::string TO = "B"; const std::string WORK = "C";
// Input the circle count int x; std::cout << "Input x > "; std::cin >> x;
solve(x, FROM, TO, WORK); return 0;
}
}}