83 lines
2.3 KiB
Plaintext
83 lines
2.3 KiB
Plaintext
program NumberNames(output);
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const
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smallies: array[1..19] of string =
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('one', 'two', 'three', 'four', 'five', 'six',
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'seven', 'eight', 'nine', 'ten', 'eleven',
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'twelve', 'thirteen', 'fourteen', 'fifteen',
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'sixteen', 'seventeen', 'eighteen', 'nineteen');
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tens: array[2..9] of string =
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('twenty', 'thirty', 'forty', 'fifty',
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'sixty', 'seventy', 'eighty', 'ninety');
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function domaxies(number: int64): string;
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const
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maxies: array[0..5] of string =
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(' thousand', ' million', ' billion',
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' trillion', ' quadrillion', ' quintillion');
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begin
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domaxies := '';
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if number >= 0 then
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domaxies := maxies[number];
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end;
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function doHundreds( number: int64): string;
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begin
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doHundreds := '';
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if number > 99 then
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begin
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doHundreds := smallies[number div 100];
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doHundreds := doHundreds + ' hundred';
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number := number mod 100;
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if number > 0 then
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doHundreds := doHundreds + ' and ';
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end;
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if number >= 20 then
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begin
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doHundreds := doHundreds + tens[number div 10];
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number := number mod 10;
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if number > 0 then
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doHundreds := doHundreds + '-';
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end;
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if (0 < number) and (number < 20) then
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doHundreds := doHundreds + smallies[number];
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end;
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function spell(number: int64): string;
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var
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scaleFactor: int64 = 1000000000000000000;
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maxieStart, h: int64;
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begin
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spell := '';
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maxieStart := 5;
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if number < 20 then
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spell := smallies[number];
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while scaleFactor > 0 do
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begin
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if number > scaleFactor then
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begin
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h := number div scaleFactor;
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spell := spell + doHundreds(h) + domaxies(maxieStart);
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number := number mod scaleFactor;
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if number > 0 then
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spell := spell + ', ';
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end;
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scaleFactor := scaleFactor div 1000;
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dec(maxieStart);
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end;
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end;
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begin
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writeln(99, ': ', spell(99));
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writeln(234, ': ', spell(234));
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writeln(7342, ': ', spell(7342));
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writeln(32784, ': ', spell(32784));
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writeln(234345, ': ', spell(234345));
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writeln(2343451, ': ', spell(2343451));
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writeln(23434534, ': ', spell(23434534));
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writeln(234345456, ': ', spell(234345456));
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writeln(2343454569, ': ', spell(2343454569));
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writeln(2343454564356, ': ', spell(2343454564356));
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writeln(2345286538456328, ': ', spell(2345286538456328));
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end.
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