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Curious Cheetah

Ripple Effect

Background

This is a Nikoli original.

Puzzle and Goal

An unsolved puzzle consists of a rectangular (usually square) grid. Regions have been marked out, and some cells contain numbers.
The goal is to place a number in each cell to satisfy the clues.

Rules

The solved grid must satisfy the following conditions:

Other Names

Hakyuu; Hakyuu Kouka; Seismic

Playable Online