include[HTML_REMOVED]

include[HTML_REMOVED]

include[HTML_REMOVED]

using namespace std;
int main()
{
string s;
cin>>s;
for(int i=0;i[HTML_REMOVED]=‘0’ && s[i]<=‘9’)
{
int t=s[i]-‘0’;
for(int j=0;j<t-1;j++)
{
cout<<s[i-1];
}
}
else
cout<<s[i];
}
return 0;
}