Masala B

Sizga $n$ natural soni beriladi, sizning vazifangiz $n$ sonini faqatgina $1$ lardan tashkil topgan arfmetik ifoda kurinishida ifodalash kerak. Arfmetik ifodada faqatgina $2$ ta amal(qo'shish va ayirish)dan foydalanishingiz mumkun. Misol: $121=111+11-1$.

Kirish faylining yagona satrida $n(1\leq n< 10^{15})$ natural soni.

Chiqish faylida hosil qilinishi kerak bo'lgan arfmetik ifoda uchun kamida nechta $1$ dan foydalanishingiz kerak ekanligini chop eting.