#include<iostream> using namespace std; int main(){ /** char a[150],b[150]; cin>>a>>b; int c = 0,d = 0; for(int i = 0;i < 150;i++){ if(a[i] == '\0'){ break; }else{ c++; } } for(int i = 0;i < 150;i++){ if(b[i] == '\0'){ break; }else{ d++; } } if(c == d){ cout<<"yes"; } else{ cout<<"no"; } char a[200]; char A,B; cin>>a>>A>>B; for(int i = 0;i < 200;i++){ if(a[i] == '\0'){ break; }else if(a[i] == A){ cout<<B; }else{ cout<<a[i]; } } } **/ char a[1000000]; cin>>a; for(int i = 0;i < 1000000;i++){ if(a[i] == '\0'){ break; }else if('9' >= a[i] && a[i] >= '0'){ }else { cout<<a[i]; } } return 0; }