tim so tu nhien be nhat co cac chu so khac nhau ma tong cac chu so cua so do bang 20
Tim so tu nhien lon nhat co cac chu so khac nhau ma tong cac chu so cua no bang 20 .Tim so do ?
Tim so tu nhien be nhat co cac chu so khac nhau ma tich cac chu so cua so do bang 420.
tim so tu nhien lon nhat co cac chu so khac nhau ma tong cac chu so cua no bang 6.
so tu nhien be nhat co cac chu so khac nhau ma tong cac chu so bang 20
so tu nhien lon nhat co cac chu so khac nhau ma tong cac chu so cua so do bang 26 la so
tim mot so tu nhien co 3 chu so khac nhau be nhat biet rang so do bang tong tat ca cac so co hai chu so khac nhau lap duoc tu 3 chu so cua so do
tim so tu nhien lon nhat co chu so khac nhau biet so do bang tong tat ca cac so co hai chu so khac nhau duoc lap tu chu so cua so do
tim so tu nhien lon nhat co chu so khac nhau biet so do bang tong tat ca cac so co hai chu so khac nhau duoc lap tu chu so cua so do