Developer Tools

Online C Compiler Beta

Full support for printf() and scanf(). Provide input in the box below before running.

This compiler is in beta. You may encounter occasional errors or slower response times. We're actively working on improvements.

main.c GCC Compiler

Code Editor

Ctrl + Enter to run

Output

Ready

Run your code to see output here...

Program Input (stdin)

How to Use scanf()

Type each input value on a new line in the "Program Input" box before clicking Run. Example for the default code:

25
17

Beta Notice

This tool is under active development. All output — including printf prompts — appears after execution completes, not line by line. Some features may change.

Tip

For multiple scanf() calls, provide each value on a separate line in the same order they appear in your code.