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1966.js
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1966.js
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// https://www.acmicpc.net/problem/1966
const filePath = process.platform === 'linux' ? 0 : 'input.txt';
const input = require('fs').readFileSync(filePath).toString().split('\n');
const [n, ...test] = input;
// 시간초과 나옴... -> 이유를 잘 모르겠음
// const testArr = test.map((e) => e.split(' ').map(Number));
// let answer = '';
// for (let i = 0; i < testArr.length; i += 2) {
// let cnt = 0;
// let location = testArr[i][1];
// const importance = testArr[i + 1];
// while (true) {
// const max = Math.max(...importance);
// const num = importance.shift();
// if (max === num) {
// cnt++;
// if (location === 0) {
// answer += cnt + '\n';
// break;
// }
// } else {
// importance.push(num);
// }
// if (location === 0) {
// location = importance.length - 1;
// } else {
// location--;
// }
// }
// }
// console.log(answer.trim());
function solution(n, test) {
let answer = [];
for (let i = 0; i < n; i++) {
let count = 1;
let location = Number(test[i * 2].split(' ')[1]);
let importance = test[i * 2 + 1].split(' ').map(Number);
while (true) {
const shiftItem = importance.shift();
const max = Math.max(...importance);
if (location === 0) {
if (max <= shiftItem) {
// console.log(count);
answer.push(count);
break;
} else {
importance.push(shiftItem);
location = importance.length - 1;
}
} else {
if (max > shiftItem) {
importance.push(shiftItem);
location--;
} else {
count += 1;
location -= 1;
}
}
}
}
return answer.join('\n');
}
console.log(solution(n, test));