# Cave_Climb

Logic puzzle game for ZX Spectrum 48K and Sharp MZ-700, by DW0RKiN.

This build was zipped by John Connolly (PROSM), and is based
on commit 7869a02520, from 2nd of August 2026 at 02:51:28 UTC+01:00.

Please see Codeberg for the source code and newest version:
https://codeberg.org/DW0RKiN/Cave_Climb

## Platforms

- ZX Spectrum 48K
- Sharp MZ-700
- Unix

## About

A small logic game written for classic 8-bit computers.

Your goal is to reach the target using the exact number of moves shown by the rope length.
You can move up a maximum of three times in a row.

#### Watch the gameplay on YouTube:
[![Video](https://img.youtube.com/vi/qjbQvsz_-sA/hqdefault.jpg)](https://www.youtube.com/watch?v=qjbQvsz_-sA)


## ZX SPECTRUM 48K

![Cave Climb screenshot](https://codeberg.org/DW0RKiN/Cave_Climb/raw/branch/main/ZX/Cave_Climb.png)

### Controls

#### Movement

- Q - move up
- O - move left
- P - move right

#### Game controls

- A - restart level
- H - show hint
- C - change hint color and activate hint
- X - exit game
- S - toggle sound
- K - toggle Kempston joystick (default: off)

#### Level controls

- N - next level
- M - previous level

#### Wall appearance

- W - next wall style
- E - previous wall style


## Build

```bash
./run.sh
```

## SHARP MZ-700
### Controls


#### Movement

- UP - move up
- LEFT - move left
- RIGHT - move right

#### Game controls

- DOWN - restart level
- H - show hint
- X - exit game
- S - toggle sound
- C - change paper color and restart level
- V - change info color and restart level
- B - change wall color and restart level

#### Level controls

- N - next level
- M - previous level

#### Wall appearance

- W - next wall style
- E - previous wall style


### Build

```bash
./run.sh
```

## UNIX/Linux

This version can create data files for the 8-bit versions. It can also display the real sequence of moves for the shortest solution.  
For some levels, finding the shortest solution can take a long time.  
Calculating all seed values takes almost a full day.  

### Controls


#### Movement

- UP or Q- move up
- LEFT or O - move left
- RIGHT or P - move right

#### Game controls

- ESC or A - restart level
- DOWN or H - show shortest solution
- CTRL+C - exit game

#### Level controls

- N - next level
- M - previous level

### Build

```bash
gcc -O3 -march=native -flto cave_climb.c -o cave_climb

```


## License

**MIT License**