Curious Cheetah

# Pfeilzahlen

## Background

The origin of this puzzle is not known.

## Puzzle and Goal

An unsolved puzzle consists of a square grid of numbers.
The goal is to place arrows on each side of the grid to satisfy the clues.

## Rules

The solved grid must satisfy the following conditions:
Each number in the grid represents the number of arrows pointing to it.
Each arrow points to at least one cell in the grid.

Pfeile