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1541.md

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잃어버린 괄호

문제

https://www.acmicpc.net/problem/1541

정답

const N = require("fs")
  .readFileSync(process.platform === "linux" ? "/dev/stdin" : "./input.txt")
  .toString();

// -를 기준으로 분리
let list = N.split("-");

let answer = 0;

for (let i = 0; i < list.length; i++) {
  let cur = list[i]
    .split("+")
    .map(Number)
    .reduce((a, b) => a + b);
  if (i === 0) answer += cur;
  else answer -= cur;
}

console.log(answer);