Printf( ) & Scanf( ) function in C Language | in Hindi

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printf( ) and scanf( ) both are the predefined functions in c language. printf( ) used to give the output and scanf ( ) used to take the input from the user.
while start learning c language, having the first program we must use printf() function.
making the user interface and give the coding a next level we use scanf () function .
watch this tutorial and learn and understand the concept easily.