10000000000000+1000000000000000000000000000000000000000=100000000000000000000000010000000000000
100000000000000+1000000000000000000000000000000000000000000000=100000000000000000000001000000000000000000000000000000
hok tốt
kt
bằng 10000000000000000000000000010000000000000
kết quả là 20000000000000000000000000000000000000000000000
cac ban sai het roi bang 4000000000000000000000000000000000000000000
=1e+39 nhé
chúc bạn học tốt
20000000000000000000000000000000000000000000000000000000000000000000000000000