About C

The C Programming Language (often referred to as "K&R"),  the seminal book on C
Paradigm	Imperative (procedural),structured
Designed by	Dennis Ritchie
Developer	Dennis Ritchie & Bell Labs(creators);  ANSI X3J11 (ANSI C); ISO/IEC JTC1/SC22/WG14(ISO C)
First appeared	1972; 43 years ago
Stable release	C11 / December 2011; 3 years ago
Typing discipline	Static, weak, manifest,nominal
OS	Platform-independent
Filename extensions	.c, .h
Major implementations
GCC, Clang, Intel C, MSVC, Pelles C,Watcom C
Dialects
Cyclone, Unified Parallel C, Split-C, Cilk, C*
Influenced by
B (BCPL, CPL), ALGOL 68, Assembly, PL/I,FORTRAN
Influenced
Numerous: AMPL, AWK, csh, C++, C--, C#, Objective C, BitC, D, Go, Rust, Java,JavaScript, Limbo,  LPC, Perl, PHP, Pike,Processing, Python, Seed7, Verilog (HDL)

C (/ˈsiː/, as in the letter c) is a general-purpose, imperative computer programming language, supporting structured programming, lexical variable scope and recursion, while a static type system prevents many unintended operations. 

By design, C provides constructs that map efficiently to typical machine instructions, and therefore it has found lasting use in applications that had formerly been coded in assembly language, including operating systems, as well as various application software for computers ranging from supercomputers to embedded systems.

C was originally developed by Dennis Ritchie between 1969 and 1973 at AT&T Bell Labs, and used to re-implement the Unix operating system. It has since become one of the most widely used programming languages of all time, with C compilers from various vendors available for the majority of existing computer architectures and operating systems. C has been standardized by the American National Standards Institute (ANSI) since 1989 (see ANSI C) and subsequently by the International Organization for Standardization (ISO).

Many later languages have borrowed directly or indirectly from C, including C++, D, Go, Rust, Java, JavaScript, Limbo, LPC, C#, 

Objective-C, Perl, PHP, Python, Verilog (hardware description language), and Unix's C shell. These languages have drawn many of their control structures and other basic features from C, usually with overall syntactical similarity to C that sometimes includes identical simple control structures. C is also used as an intermediate language for other languages, and for building standard libraries and run time systems for higher-level languages, such as CPython.