Open sx349 opened 10 months ago
https://pe-cn.github.io/838/
Problem 838 Not CoprimeLet $f(N)$ be the smallest positive integer that is not coprime to any positive integer $n \le N$ whose least significant digit is $3$. For example $f(40)$ equals to $897 = 3 \
https://pe-cn.github.io/838/
Problem 838 Not CoprimeLet $f(N)$ be the smallest positive integer that is not coprime to any positive integer $n \le N$ whose least significant digit is $3$. For example $f(40)$ equals to $897 = 3 \