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@gkucmierz
Created April 26, 2023 18:25
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// https://youtu.be/HDre_o2qz1o?t=238
// Dziadek i babcia mają razem 126 lat, a dziadek ma dwa razy tyle,
// ile babcia miała wtedy kiedy dziadek miał tyle ile babcia ma obecnie.
// Ile lat ma babcia?
const test = (x, diff) => {
const bago = x;
const d = bago * 2;
const b = bago + diff;
const dago = b;
return dago + diff === d ? [d, b, d + b] : [];
};
for (let i = 0; i < 100; ++i) {
for (let j = 0; j < 100; ++j) {
const [d, b, res] = test(i, j);
if (res === 126) {
console.log(d, b, res);
}
}
}
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