I woke up 5am.I played duolingo and slpet again.I woke up and I did work out pull up.my back sunburn is seriously...I did work.my korean colleagues saw my back and she said have to attached the sunburn cream me.I did many lifting..I'm alone but another mate helped me sometimes.and "subtract" learned haha....and did work continue..very hard... I don't know how long this work...time was very slow...