User:12AbBa/Letter Notation

7好き...?

A. 9

B. 23

C. 27

D. 31

This is an analysis of Letter Notation.


 * $$(0,1)|x=10^x$$
 * $$(m,n+1)|x=\underbrace{(m,n)|(m,n)|...(m,n)|}_{[x]}10^{\{x\}}$$
 * $$(m,x)|10=(m,[x]+1)|2*5^{\{x\}}$$
 * If x<2,$$(m+1,0)|x=(m,3)|x$$
 * If x≥2,$$(m+1,0)|x=(m,x)|10$$

$$Ex=(0,1)|x$$

$$Fx=(0,2)|x$$

$$Gx=(0,3)|x$$

$$Hx=(0,4)|x$$

$$Jx=(1,0)|x$$

$$Kx=(1,1)|x$$

$$Lx=(1,2)|x$$

$$Mx=(2,0)|x$$