Standard library functions. The standard library functions are built-in functions in C programming to handle tasks such as mathematical computations, I/O processing, string handling etc. These functions are defined in the header file. When you include the header file, these functions are available for use.
Knee replacement. Knee replacement, also known as knee arthroplasty, is a surgical procedure to replace the weight-bearing surfaces of the knee joint to relieve pain and disability. It is most commonly performed for osteoarthritis,[1] and also for other knee diseases such as rheumatoid arthritis and psoriatic arthritis.
How long does a knee replacement surgery take to heal? A knee replacement surgery involves replacing a part of a knee that lost bone mass. There are a number of different knee replacements and they typically take 6 weeks before di â¦ scomfort goes away and they last from 10 t 20 years.