8 lines
182 B
Text
8 lines
182 B
Text
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fcn idMatrix(n){
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m:=(0).pump(n,List.createLong(n).write,0)*n;
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m.apply2(fcn(row,rc){ row[rc.inc()]=1 },Ref(0));
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m
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}
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idMatrix(5).println();
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idMatrix(5).pump(Console.println);
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