1 /*
2 思维题：注意题目一句话：At some moment it happened so that they shot one and the same can.
3 如果两个人都有射中的话，肯定一个can同时被打中
4 */
5 #include <bits/stdc++.h>
6 using namespace std;
7
8 int main(void) //URAL 1409 Two Gangsters
9 {
10 int a, b;
11 while (cin >> a >> b)
12 {
13 if (a && b) cout << b - 1 << " " << a - 1 << endl;
14 else cout << b << " " << a << endl;
15 }
16
17 return 0;
18 }