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Example 3Pedestrian Crossing LightsY0 Y0 (Red)Y1 Y1 (Amber) (Amber)Y2 (Green)Y2 (Green)Y3 (Red)Y4 (Green)X1Y4(Green)(Green)X0 Input Points: Pedestrian Push Button X0Pedestrian Push Button X1 Output Points: Road Red Light Y0Road Amber light Y1Road Green Light Y2Pedestrian Crossing Red Light Y3Pedestrian Crossing Green Light Y4 M1918=08-19

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