Chatbot

A simple keyword-based chatbot with implementations in both C and Zig.

Benchmarks

Build Time & Size

See BENCHMARK.md for detailed build metrics.

Metric	C	Zig	Difference
Build Time	93ms	710ms	Zig is 7.63x slower
Executable Size	33K	1.3M	Zig is 39x larger

Run build benchmark:

./benchmark.sh

Runtime Performance

Both versions produce identical output. Runtime measurements with test inputs:

Metric	C	Zig	Difference
Execution Time	286ms	526ms	C is 1.83x faster

Run runtime benchmark:

./run_benchmarks.sh

Building

C Version

cd c
make
./chat

See c/Makefile for more details.

Zig Version

cd zig
zig build-exe src/main.zig -femit-bin=zig-out/bin/chat
./zig-out/bin/chat

Or use the Zig build system:

cd zig
zig build run

See zig/README.md for more details.

Testing

C Version

No automated tests (original implementation).

Zig Version

cd zig
zig test src/chatbot.zig

Or:

cd zig
zig build test