| Hidden within this grid are a number of enemy spaceships. The numbers at the edges show how many enemy spaceships are to be found in the relevant row or column. |
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| Each arrow is pointing to at least one hidden spaceship and each spaceship is pointed at by at least one arrow. Squares containing an arrow do not contain a hidden spaceship. How quickly can you locate all of the hidden targets ? |
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| To enter your decisions click on the selected square. The squares can be either white, yellow, blue or show an enemy spaceship. How you use the three colours is up to you. |
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