Selected Problems and Theorems in Elementary Mathematics – Shklyarsky, Chentsov, Yaglom

LINK ORIGINAL:https://mirtitles.org/2012/12/25/selected-problems-and-theorems-in-elementary-mathematics-shklyarsky-chentsov-yaglom/
 In this post we will see Selected Problems and Theorems in Elementary Mathematics – Arithmetic and Algebra by D. O. Shklyarsky, N. N. Chentsov and I. M. Yaglom. This is another book in the Problems and Solutions series.This book contains the conditions of problems, the answers and hints to them and the solutions of the problems. The conditions of the most difficult problems are marked by stars.
LINK 
http://www.mediafire.com/file/qvk18qp8pp6j815/Selected_Problems_and_Theorems_in_Elementary_Mathematics.pdf