Brainfuck Interpreter

Run, debug, and visualize esoteric code execution.

Memory Tape (Cells)

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Source Code

Program Input

Steps: 0

Output

Examples

Hello World

Classic Hello World program.

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Echo Input

Reads input and prints it back until EOF.

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Simple Addition

Adds two input bytes together.

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Commands

> Increment pointer

< Decrement pointer

+ Increment byte

- Decrement byte

. Output byte

, Input byte

[ ] Loop while non-zero