oneThis plural form is used for numbers like: 1
1 day
otherThis plural form is used for numbers like: everything else
1 day
{{count}} days
{{count}} дня
1 day
{{count}} days
{{count}} дня
{{count}} дней
{{count}} день
{{count}} дня
1 day
{{count}} days
{{count}} дня
1 day
{{count}} days
{{count}} дня