Displaying 1 result from an estimated 1 matches for "city_destin".
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city_destine
2012 Mar 26
2
copy the columns based on the code
...2)
travel<-rbind(travel,data.frame(pos=1,Source=1,Destine=3))
travel<-rbind(travel,data.frame(pos=2,Source=3,Destine=4))
travel<-rbind(travel,data.frame(pos=3,Source=2,Destine=4))
travel<-rbind(travel,data.frame(pos=4,Source=1,Destine=3))
#for example
pos Source city Destine city_destine
1 1 Barcelona 2 Madrid
1 1 Barcelona 3 Lisbon
2 3 Lisbon 4 Milan
3 2 Madrid 4 Milan
which the fastest way to do this.
Thanks.
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