- 857 名前：デフォルトの名無しさん mailto:sage [2020/10/31(土) 15:44:11.18 ID:pGrSKCPz.net]
- >>835 JavaScript
function trickOrTreat(str = '') {
const trick = [...'trick']
const treat = [...'treat']
let result = 'none'
for (const c of str) {
if (c === trick[0]) trick.shift()
if (c === treat[0]) treat.shift()
if (!trick.length || !treat.length) {
result = trick.length ? 'treat' : 'trick'
break;
}
}
console.log(result)
}
