Odredite ostatak pri dijeljenju broja

brojem 10.
Determine the remainder when dividing the number

by 10.
[lang=hr]
Odredite ostatak pri dijeljenju broja
${7^{1998}}^{1997}-{3^{1998}}^{1997}$ brojem 10.
[/lang]
[lang=en]
Determine the remainder when dividing the number
${7^{1998}}^{1997}-{3^{1998}}^{1997}$ by 10.
[/lang]