2019-09-19 18:37:08 +03:00
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global n;
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2018-04-25 01:06:18 +03:00
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n := read ();
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2018-03-20 20:30:58 +03:00
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while n >= 0 do
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if n > 1
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then
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write (0);
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if n == 3 then write (0) else write (1) fi
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else
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write (1);
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if n > 0 then write (0) else write (1) fi
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fi;
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n := n - 1
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od
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