Added solution for task 1
Correcting output format for solution of task 1
Adding solution for task 1
Reorganizing structure of directory and correcting CMake config
Correcting CMake parameters
Correcting flags for coompilation in CMake
Removal warnings at compile time
Rename input file with random text for reverse_string
Work on mistakes
adding check whether is strings empty or not
Correcting config of Cmake
Merge pull request #73 from habibutsu/master

adding habibutsu/master for 1 homework