Các câu hỏi tương tự
tim so co 2 chu so biet rang neu viet them chu so 0 vao giua 2 chu so do duoc so co 3 chu so gap 9 lan so da cho
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 so co hai chu so biet rang neu viet them chu so 0 xen vao giua hai chu so cua so do ta duoc so moi gap 66 lan so can tim.
Tim 1 so co 2 cs, biet rang neu viet them cs so 0 vao giua 2 so cus so do ta duoc so moi gap 7 lan so phai tim
tim so tu nhien co 2 chu so 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 . so can tim
Tim so co hai c/s biet neu viet them c/s 0 vao giua 2 c/s cua so do ta duoc so moi gap 6 lan so da 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
tim tat ca cac so co 2 chu so biet rang neu viet them vao giua hai so do mot chu so 3 thi duoc mot so moi gap 11 lan so can tim
cho mt so co hai chu so neu viet them chu so 6 vao truoc so do thi ta duoc so moi gap 9 lan so da cho tim so da cho va so moi