Implemented array that supports clearing with O(1) asymptotic.
Removed temporary files
SRM 583, SRM 584, SRM 483, Yandex Algorithm 2013, CFR 192
1) Added some geometry classes.
2) Added DoubleUtils class that contains functions for double comparisons and other useful operations.
3) Added ArrayUtils class thar contains useful functions for arrays.
4) Added classes that imitate functional capabilities.
5) Informative README
6) Removed CHelperReport
7) Some changes in Scanner and FastClearingArray