#include<bits/stdc++.h> using namespace std; int main(){ string a,b; cin>>a>>b; int sb=a.size(); int sb2=b.size(); int p=0; for(int i=0;i<=sb2-1;i++){ if(b[i]==a[p]){ p++; } } if(p==sb) cout<<"true"; else cout<<"false"; }