cho mot so co 2 chu so neu viet them so 4 vao ben trai thi ta duoc so moi gap 6 lan so da cho
tim so do
loi giai chi tiet nhe
Cho 1 so co chi hai chu so neu viet them chu so 3 vao ben trai so do ta duoc mot so co 3 chu so gap 5 lan so co hai chu so da cho tim hai so
Cho mot so co 2 chu so neu viet 4 vao ben trai so do ta duoc 1 so gap 6 lan so da cho. Tim so do
Viet ca cach lam nhe
cho mot so co 2 chu so neu viet them chu so 3 va ben trai so do thi ta duoc so moi gap 6 lan so da cho
cho 1 so co 2 chu so . neu viet them chu so 4 vao ben trai so do ta duoc 1 so gap 6 lan so da cho .tim so do.
cho mot so co hai chu so neu viet them chu so hai vao ben trai so dota duoc mot so moi gap6 lan so da cho tim so do
tim so co 2 chu so neu viet them so 4 vao ben trai so do thi ta duoc so gap 9 lan so da cho giai nhanh len gium to
cho so co hai chu so. neu viet them chu so 1 vao truoc so do ta duoc mot so moi gap 6 lan so da cho. tim so do.
tim mot so co 2 chu so.biet rang neu viet them vao ben trai so do mot chu so 3 thi ta duoc so moi ma tong so da cho váo moi bang 414