35 lines
571 B
Text
35 lines
571 B
Text
class Main
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{
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static function main()
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{
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triangle(3);
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}
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static inline var SPACE = ' ';
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static inline var STAR = '*';
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static function triangle(o) {
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var n = 1 << o;
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var line = new Array<String>();
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for (i in 0...(n*2)) line[i] = SPACE;
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line[n] = '*';
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for (i in 0...n) {
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Sys.println(line.join(''));
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var u ='*';
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var start = n - i;
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var end = n + i + 1;
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var t = SPACE;
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for (j in start...end) {
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t = (line[j-1] == line[j+1] ? SPACE : STAR);
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line[j-1] = u;
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u = t;
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}
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line[n+i] = t;
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line[n+i+1] = STAR;
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}
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}
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}
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