I have data set in the following format
Ids Country
98643 USA
98175 98181 98185 98191 98194 AUSTRALIA
98570 GERMANY
98848 98824 ITALY
and what I need is the data in the following format
Ids Country
98643 USA
98175 AUSTRALIA
98181 AUSTRALIA
98185 AUSTRALIA
98191 AUSTRALIA
98194 AUSTRALIA
98570 GERMANY
98848 ITALY
98824 ITALY
If anyone could help me in transforming the data in R programming it would be very helpful.