5 lines
294 B
Plaintext
5 lines
294 B
Plaintext
// The magic number is 269696, so, starting about its square root,
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// find the first integer that, when squared, its last six digits are the magic number.
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// The last digits are found with modulo, represented here by the % symbol
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const N=269696; [500..].filter1(fcn(n){ n*n%0d1_000_000 == N })
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