Tìm so co hai chu so biet rang neu ta viet them chu so 2 vao ben trai va ben phai so do ta duoc so moi gap 36 lan so phai tim.
biet bai nao giai ho bai y
1tim mot so co 2 chu so biet rang so do gap 5 lan tong chu cac so cua no
tim so co 3 chu chu so biet rang them chu so 5 vao ben phai so do thi so do tang them 1112dv
tim mot so tu nhien co 2 chu so biet rang them chu so 9 vao ben trai so do thi duoc mot so gap 13 lan so da cho
tim so co hai chu so biet rang neu ta vie them chu so 2 vao ben trai va ben phai so ta duoc so moi gap len 36lan so phai tim
tim so tu nhien co 2 chu so ,biet rang neu viet them chu so 0 xen giua chu so hang chuc va hang don vi cua so do ta duoc so moi gap 10 lan so can tim .Neu viet them chu so 1 vao ben trai so vua nhan duoc thi so do gap len 3 lan.
tim 1 so co 2 chu so biet rang neu viet them chu so 12 vao ben trai so do ta duoc 1 so gap 26 lan so can tim
tim so co 3 chu so,biet rang khi viet them chu so 1 vao ben trai so do thi duoc so co 4 chu so gap 9 lan so phai tim
Tim so tu nhien co bon chu so biet rang neu them chu so 2 vao ben trai chu so do thi duoc so moi gap 6 lan so phai tim
XIN LOI! MONG CAC BAN THONG CAM VI MAY MINH KHONG DANH DUOC DAU!
Cho mot so co ba chu so . Biet rang neu them chu so 1 vao ben trai so do
thi duoc so moi gap 5 lan so can tim . Tim so luc dau.
Ai lam dung va neu cach giai thi minh tich cho !!!!!
1.tim 1 so biet neu viet them vao ben phai so do co 1 chu so 6 thi ta duoc 1 so moi hon so da cho la 888 don vi
2.cho 1 so co 2 chu so biet neu viet them 1 chu so n vao ca dang truoc va dang sau so do thi ta duoc 1 so moi co 4 chu so . So moi gap 21 lan so da cho . Tim so da cho va so n viet them