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Update index.md (#24544)

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Dikshant Bali
2018-12-12 05:47:39 +05:30
committed by Manish Giri
parent ebbebadaba
commit 32a5816b61
1 changed files with 2 additions and 2 deletions
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guide/english/c/hello-world/index.md
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@ -23,7 +23,7 @@ To write on console you can use the function `printf()` contained in the library
## Explanation
* The `#include <stdio.h>` is a preprocessor command. This command tells compiler to include the contents of `stdio.h` (standard input and output) file in the program.
* The `#include <stdio.h>` is a preprocessor command. This command tells compiler to include the contents of `stdio.h` (standard input and output) header file in the program.
* The `stdio.h` file contains functions such as `scanf()` and `printf()` to take input and display output respectively.
* If you use `printf()` function without writing `#include <stdio.h>`, the program will not be compiled.
* Two backslash characters (//) are used to _comment_ the code, for better understandability. Anything after // on a line is ignored while compiling the program.
@ -35,7 +35,7 @@ To write on console you can use the function `printf()` contained in the library
## Output:
```
>Hello World!
Hello World!
```
#### More Information