#include <iostream> #include<vector> #include<string> #include<cstring> #include<cmath> #include<set> #include<queue> #include<bitset> #include<cstdlib> #include<cstdio> #include<algorithm> using namespace std; int main() { string s; char c1, c2; cin >> s >> c1 >> c2; while(true){ if(s== "0"&&c1 == '0'&&c2 == '0' ){ break; } replace( s.begin(), s.end(), c1, c2); cout << atoi(s.c_str()) << endl; cin >> s >> c1 >> c2; } return 0; }