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// A global timeunit and local time precision.
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timeunit 10s;
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module gtu_ltp1;
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timeprecision 10ps;
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endmodule
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module gtu_ltp2;
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timeprecision 1ns;
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endmodule
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`timescale 1s/1s
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module check4;
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initial begin
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$printtimescale(gtu_ltp1);
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$printtimescale(gtu_ltp2);
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end
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endmodule
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