In this course students will learn to some important concepts of C pgm..It should be very useful for them in preparing for all placement test and job interviews.I have tried my best to make it as simple as possible so that any student should be able to understand .When you solve puzzle type questions or questions from twisted-tricky category you will also improve your programming logic .Some students used to say that inspite of working hard they have not developed programming logic .They dont clear test and interviews.Solution is they have to develop concepts and strong programming logic. and learn to solve tricky questions in C.This course should be very useful for all those who are appearing for Placements, ,Technical Exams,GATE exams,Interviews .We have started with swapping two numbers without third variable by using single operator ,then priority of operators,arrays .Discussed questions on loops,data types,macros etc. Some frequently asked questions are worked out.I have also given some assignments to work out.Students have to watch video by video .I have given some questions to work out too.Please do the assignments .I will also be available to answer the questions by mail