28 lines
1012 B
Plaintext
28 lines
1012 B
Plaintext
module BinaryDigits {
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@Inject Console console;
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void run() {
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Int64[] tests = [0, 1, 5, 50, 9000];
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Int longestInt = tests.map(n -> n.estimateStringLength())
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.reduce(0, (max, len) -> max.notLessThan(len));
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Int longestBin = tests.map(n -> (64-n.leadingZeroCount).notLessThan(1))
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.reduce(0, (max, len) -> max.maxOf(len));
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function String(Int64) num = n -> {
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Int indent = longestInt - n.estimateStringLength();
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return $"{' ' * indent}{n}";
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};
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function String(Int64) bin = n -> {
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Int index = n.leadingZeroCount.minOf(63);
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Int indent = index - (64 - longestBin);
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val bits = n.toBitArray()[index ..< 64];
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return $"{' ' * indent}{bits.toString().substring(2)}";
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};
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for (Int64 test : tests) {
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console.print($"The decimal value {num(test)} should produce an output of {bin(test)}");
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}
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}
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}
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