#include<iostream> using namespace std; int main(){ /* int a=0; char s[201],A,B; cin>>s; cin>>A; cin>>B; for(int i=0;i<=200;i++){ if(s[i]==A){ s[i]=B; }else if(s[i]=='/0'){ break; } } cout<<s; */ char s[1000000]; cin>>s; for(int i=0;s[i]!='/0';i++){ if(!(s[i]>='0'&&s[i]<='9')) cout<<s[i]; } return 0; }