夜の向日葵
Kunming, Yunnan, China
 
 
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102 uur in totaal
laatst gespeeld op 25 sep
8.742 uur in totaal
laatst gespeeld op 25 sep
0,2 uur in totaal
laatst gespeeld op 9 sep
apoper114dolce 22 sep om 3:01 
Problem: Prove that the sum of the first n positive integers can be expressed as:

n(n+1)/2

Prove:

1 + 2 + 3 + ... + n = n(n+1)/2
apoper114dolce 20 sep om 3:20 
⠀⠀⠀⠀:bombgd::bombgd::bombgd::bombgd:
⠀⠀⠀⠀:bombgd::starsky::invade::bombgd:
⠀⠀⠀⠀:bombgd::invade::starsky::bombgd:
⠀⠀⠀⠀:bombgd::starsky::invade::bombgd:
:bombgd::bombgd::bombgd::invade::starsky::bombgd::bombgd::bombgd:
:bombgd::starsky::invade::starsky::invade::starsky::invade::bombgd:
:bombgd::invade::starsky::invade::starsky::invade::starsky::bombgd:
:bombgd::bombgd::bombgd::starsky::invade::bombgd::bombgd::bombgd:
⠀⠀⠀⠀:bombgd::invade::starsky::bombgd:
⠀⠀⠀⠀:bombgd::bombgd::bombgd::bombgd:
apoper114dolce 14 sep om 6:26 
⠀⠀ :fireflies::dealstars::fireflies:⠀⠀⠀⠀⠀⠀:fireflies::dealstars::fireflies:
:fireflies::dealstars::Y_H::Y_H::dealstars:⠀⠀::dealstars::Y_H::Y_H::dealstars::fireflies:
:dealstars::Y_H::glare::glare::Y_H::fireflies::Y_H::glare::glare::Y_H::dealstars:
:fireflies::Y_H::glare::glare::glare::Y_H::glare::glare::glare::Y_H::fireflies:
⠀⠀ :dealstars::Y_H::glare::glare::glare::glare::glare::Y_H::dealstars:
⠀⠀⠀⠀ :fireflies::Y_H::glare::glare::glare::Y_H::fireflies:
⠀⠀⠀⠀⠀⠀ :dealstars::Y_H::glare::Y_H::dealstars:
⠀⠀⠀⠀⠀⠀⠀⠀ :fireflies::Y_H::fireflies:
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀ :dealstars:
apoper114dolce 12 sep om 18:58 
:heart_blue::rarebutterfly::rarebutterfly::heart_blue::butterfly::heart_blue::heart_blue:
:rarebutterfly::heart_blue::heart_blue::rarebutterfly::heart_blue::heart_blue::butterfly:
:rarebutterfly::heart_blue::heart_blue::heart_blue::heart_blue::heart_blue::butterfly:
:heart_blue::rarebutterfly::heart_blue::heart_blue::heart_blue::butterfly::heart_blue:
:heart_blue::heart_blue::rarebutterfly::heart_blue::butterfly::heart_blue::heart_blue:
:heart_blue::heart_blue::heart_blue::butterfly::heart_blue::heart_blue::heart_blue:
apoper114dolce 6 sep om 22:24 
⠀⠀ :heartred::heptagramred::heartred:⠀⠀⠀⠀⠀⠀:heartred::heptagramred::heartred:
:heptagramred::lifeheart::redjewel::lifeheart::heptagramred:⠀⠀:heptagramred::lifeheart::redjewel::lifeheart::heptagramred:
:heartred::redjewel:⠀⠀⠀⠀:redjewel::heartred::redjewel:⠀⠀⠀⠀:redjewel::heartred:
:heptagramred::lifeheart:⠀⠀⠀⠀⠀⠀:lifeheart:⠀⠀⠀⠀⠀⠀:lifeheart::heptagramred:
⠀⠀:heartred::redjewel:⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀:redjewel::heartred:
⠀⠀⠀⠀:heptagramred::lifeheart:⠀⠀⠀⠀⠀⠀:lifeheart::heptagramred:
⠀⠀⠀⠀⠀⠀:heartred::redjewel:⠀⠀:redjewel::heartred:
⠀⠀⠀⠀⠀⠀⠀⠀:heptagramred::lifeheart::heptagramred:
⠀⠀⠀⠀⠀⠀⠀⠀⠀⠀:heartred:
⠀  :LilyHeart: 𝐇𝐚𝐯𝐞 𝐚 𝐥𝐨𝐯𝐞𝐥𝐲 𝐝𝐚𝐲 :LilyHeart:
apoper114dolce 2 sep om 22:39 
      :cmwx::cmwx:   :cmwx::cmwx:
   :cmwx:      :cmwx:      :cmwx:
   :cmwx:               :cmwx:
      :cmwx:         :cmwx:  
         :cmwx:   :cmwx:
            :cmwx: