Reducing Time limit of code in Java

Hey Folks! Being in the world of competitive programming, every one of us often face TLE (Time Limit Exceeded) Errors. Reducing TL of one's code is one of the most crucial phase of learning for programmers.

One of the most popular platform for competetive programming is codechef.

By-default : Codechef has the TL (Time Limit) for any problem as 1 sec. Java Language has a multiplier of 2 and phython has multiplier of 5.

Java being a heavy language, does uses extra space and time for loading the f...