محاسبهگر
هزینه
تکمیل آلبوم Panini جام جهانی ۲۰۲۶ واقعاً چقدر هزینه دارد؟ اعداد ممکن است شما را شگفتزده کنند.
Configure
Your Estimate
Expected Cost
$۱٬۴۹۹
Packs Needed
۹۹۹
Total Stickers Opened
۴٬۹۹۵
Duplicates
۴٬۲۹۵
Cost by Completion Target
Album Fill Rate
See how your album fills up as you buy more packs. The first packs feel great — but the last few stickers get exponentially harder to find.
Did You Know?
The Pack Problem
An average collector needs ~970 packs to complete a 700-sticker album. That is nearly 7x the album size in packs.
Duplicate Mountain
You will open roughly ~4,850 stickers total — that means ~4,150 duplicates. Almost 6 out of every 7.
Trade to Save
Trading with just 3 friends reduces your expected cost by roughly ~35%. The more you trade, the less you spend.
The Math
This calculator uses the Coupon Collector's Problem from probability theory. The expected number of stickers to collect all N unique items is:
For 700 stickers at 5 per pack, H(700) = 7.13, giving ۹۹۹ expected packs.
Trading partners reduce the effective pool of stickers you need to find on your own, modeled here with diminishing returns per additional partner.