Global Catastrophe, I Use My Life to Buy Nuclear Weapons

A global catastrophe caused a series of strange numbers to appear on the arms of people all over the world overnight, and their life spans dropped tenfold! Chen Mo was reborn before the apocalypse broke out and obtained a panel. As long as he spent his 'life', he could get everything. Stock up on his billions of supplies first! "What? A 90mm caliber sniper only needs 3 years of life, can it still be used in the apocalypse? Buy it!" "A space superpower only requires a 20-year lifespan? I'm so conscientious, I bought it!" While everyone was still worrying about how to increase the numbers, Chen Mo focused on the last column in the panel. [10,000-Year lifespan = one nuclear bomb]!