fixed bug in method gcd(int, int)

Add method for minimum number of coins required for given amount

Removing the Travis CI badge as it points to a dead URL. As this repository has [very few tests](https://github.com/TheAlgorithms/Java/search?q=Test&unscoped_q=Test), maybe a CI build might be a bit too much.

Remove Tracis CI badge from README.md

Bring fileName into correspondence with className which is marked as public

className is error

source coding is a little complex

Added MatrixFastPower.java

…rules

commit divideconquer\ClosesPair.java
Refactorized ClosestPair.java. Finding nearest cartesian points.

Refactorized ClosestPair.java. Finding nearest cartesian points.

Refactorized ClosestPair.java in order to be compliant with java sun rules

fixed spelling mistakes

Added and explanation to SkylineProblem.

Using randomize partition to avoid the basically ordered sequences

Updated some of the variable names for the ease of understanding the process.

Changed bin_num and bin_copy to binNum and binCopy respectively.

Update BinaryToDecimal.java

Fix binary to octal conversion

Links in the dynamic programming column were not pointing to the right files so I fixed it in the Readme file.

Updated Dynamic Programming Links in Readme.md

Updated Miscellaneous Links in README.md

Added Maths Folder & Absolute Value Program

Lowers the barrier and friction for contributions and learning

Fixes a typo.

See https://github.com/TheAlgorithms/.github

Word count

Fix StackArray.java resize()