45 lines
1.2 KiB
TypeScript
45 lines
1.2 KiB
TypeScript
import fs from 'node:fs';
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export default function runner(input: string) {
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fs.readFile(`./${input}`, 'utf8', (err, data) => {
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if (err) throw err;
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let count = 0;
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data.split('\n').forEach(line => {
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let safe = true;
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let positive = undefined;
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const spLine = line.split(' ');
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if (!spLine[0] || !spLine[1]) throw new Error()
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for(let i = 0; i<spLine.length-1;i++){
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if(!spLine[i] || !spLine[i+1]) throw new Error();
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if (!safe) continue;
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let i1 = parseInt((spLine[i]??"0"))
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let i2 = parseInt((spLine[i+1]??"0"))
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console.log(`i1: ${i1} | i2: ${i2} | diff: ${i1-i2} | safe: ${safe}`)
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if(i1-i2>3 || i2-i1>3 || i2-i1 == 0) {
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safe = false;
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continue;
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}
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if(i1-i2 > 0) {
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if(!positive && positive !== undefined){
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safe = false;
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continue;
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}
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positive = true;
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}
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if(i1-i2 < 0) {
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if(positive){
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safe = false;
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continue;
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}
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positive = false;
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}
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}
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if(safe) count++
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console.log(`---- safe=${count} ----`)
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})
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console.log(count)
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})
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} |