26 lines
562 B
JavaScript
26 lines
562 B
JavaScript
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const fs = require('fs');
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let input = fs.readFileSync('input.txt', 'utf-8');
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let grid = {};
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let claims = []
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for (let line of input.split('\n')) {
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[rule,
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id,
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left,
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top,
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width,
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height] = line.match(/#(\d+) @ (\d+),(\d+): (\d+)x(\d+)/).map(Number);
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claims[id] = true;
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for (let x = left; x < left + width; x++) {
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for (let y = top; y < top + height; y++) {
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if (grid[`${x},${y}`]) {
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claims[grid[`${x},${y}`]] = false;
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claims[id] = false;
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}
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grid[`${x},${y}`] = id;
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}
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}
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}
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console.log(Object.entries(claims).filter(v => v[1])[0][0]);
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