Các câu hỏi tương tự
cho day so tu nhien lien tiep 1,2,3,...,1999 a hoi day so co bao nhieu chu so b cho day so 2,12,30,56,90,... hay viet them 5 so tep theo cua day
viet them 3 so hang vao moi day so sau
1;2;3;4;8;32;...;...;...
1/2;3/5;8/13;21/34;...;...;...
ca cach giai nhe
tim mot so tu nhien co 2 chu so biet rang neu viet them chu so 0 xen vao giua hang chuc va hang don vi cua so da cho,neu viet them chu so 1 vao ben trai so vua nhan duoc thi so do lai tang len 3 lan
Viet tiep 2 so hang vao day so : 1;8;27;64;...;...
diem them 3 so hang vao day so sau
1,2,3,5,8,13,21,34, ...
tim mot so co hai chu so biet rang neu viet them chu so 0 xen vao giua chu so hang chuc va hang don vi cua so do ta duoc so moi va neu viet them chu so hai vao ben trai so moi thi ta duoc mot so gap 6 lan so moi do
tim mot so co hai chu so , biet rang neu ta viet them chu so 0 vao giua chu so hang chuc va chu so hang don vi cua so da ta duoc so moi gap 7 lan so ban dau.
ai lam dung day du nhanh nhat minh tick cho nha
Cho day so 1 5 14 33 72
Hay dien them 2 so hang vao day so
viet tiep hai so vao cho trong
2,12,30,56,90,...,...