문제
풀이
#include <iostream>
#include <vector>
#include <algorithm>
using namespace std;
bool solve(void) {
int n; cin >> n;
if (n == 0) return false;
int p; cin >> p;
vector<int> ans;
ans.push_back(p & 1 ? p+1 : p-1);
ans.push_back(p & 1 ? n-p : n-p+1);
ans.push_back(p & 1 ? n-p+1 : n-p+2);
sort(ans.begin(), ans.end());
for (int i=0; i<3; i++) cout << ans[i] << " ";
cout << "\n";
return true;
}
int main(void) {
ios::sync_with_stdio(false);
cin.tie(nullptr);
while (solve());
return 0;
}