【題目敘述】https://zerojudge.tw/ShowProblem?problemid=c039
#include <iostream>
using namespace std;
int main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
int i, j;
while (cin >> i >> j){
int mx = 0;
for (int n = min(i, j); n <= max(i, j); n++){
int n1 = n, cnt = 1;
while (n1 != 1){
if (n1 % 2) n1 = 3 * n1 + 1;
else n1 /= 2;
cnt++;
}
mx = max(mx, cnt);
}
cout << i << " " << j << " " << mx << "\n";
}
return 0;
}