Take discount or Not
There are NN items in a shop. You know that the price of the ii-the item is AiAi. Chef wants to buy all the NN items. There is also a discount coupon that…
Difficulty Rating Order
CodeCheffers are aware that after a contest, all problems are moved into the platform’s practice section. Based on user submissions during the contest, the system calculates and assigns…
Whatsapp Messages
The chef recently installed Whatsapp on his mobile device. Currently, he has no unread messages. Every hour, he receives XX messages and he is able to read YY messages out of…
Doubt Support Availability
On the CodeChef Practice page, problems with difficulty ≤1600≤1600 now have Doubt Support — you can go to the problem page and get your queries answered by an experienced CodeChef…
Class B Pushpull Amplifier
In electronics, an amplifier circuit is most commonly used in audio devices to strengthen the input signal. There are different types of amplifiers available which are classified based on…
Clamper Circuits
A clamper circuit also known as a clamping circuit is an electronic circuit that shifts the DC level of a signal without changing the shape of its…
Clipper Circuits
Clipper circuits are the electronic circuits that clip off or remove a portion of an AC signal, without causing any distortion to the remaining part of the waveform. These are also known as…
How to install the MinGW compiler in windows?
To compile C/C++ programs, you need to install the MinGW compiler. Follow the steps given below: Step 1: Download the MinGW by clicking here. Step 2: Open the…
C & MATLAB Program of Runge-Kutta (RK4) Method
As we know, Taylor’s series is a numerical method used for solving differential equations and is limited by the work to be done in finding the derivatives…
C & MATLAB Program of Euler’s Method
Euler’s method is used for approximating solutions to certain differential equations and works by approximating a solution curve with line segments. In some cases, it’s not possible to write down an equation…