Contribution to The Problem
Registration to The Problem
Paid
Contribution #468750
From K R to The Problem •
Paid With
PayPal
Related Transactions
Registration to The Problem
Received by The Problem on
$20.00 USD
-$0.95 USD (Payment Processor Fee)
Host Fee
Paid by The Problem on
-$1.00 USD
Financial contribution to Open Collective
Paid by K R on
-$3.00 USD