minh co cach tim chu so tan cung cua mot so nhu sau
tuy bai toan tim chu so tan cung nhieu hay it chung ta co the xet dong du cua so day khi chia cho so co chu so tan cung bang 0
con ban nao co cach nao khac khong
minh lay vai vi du nhe
VD1 :
tim 2 chu so tan cung cua so A = 2^2004
bai nay thi chac la don gian dung khong a
VD2:
tim 3 chu so tan cung cua so sau
1989^1986^1987^2008^2001
cac ban vao thao luan them nhe
KHONG CO BAI TOAN NAO LA KHO CHI CO BAI TOA KHONG GIAI DUOC VOI LA BAI TOAN KHO










