Ton

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var twice(f, x) {
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  return f (f x);
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}
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_ sqr(x) {
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  return x * x;
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}
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var main(x) {
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  var f = sqr;
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  return twice(f, x) * f(x);
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}
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var pow6(x) {
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  return twice(sqr, x) * sqr(x);
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}
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_ q() {
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  return false;
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}
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