« first day (659 days earlier)      last day (512 days later) » 

Prithu Biswas
Prithu Biswas
08:12
in Basic Mathematics, 4 hours ago, by user21820
@PrithuBiswas I believe the author wanted the reader to wave with both hands vigorously rather than write with one hand rigorously.

« first day (659 days earlier)      last day (512 days later) »