๐ŸŽฒ ๋ฐฑ์ค€ 2847๋ฒˆ ๊ฒŒ์ž„์„ ๋งŒ๋“  ๋™์ค€์ด

Jeongeunยท2023๋…„ 7์›” 18์ผ
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๋ฐฑ์ค€ 2847๋ฒˆ

์ฝ”๋“œ

const fs = require('fs'); 
const input = fs.readFileSync('/dev/stdin').toString().trim().split('\n').map(Number);
const N = input.shift();

let result = input.reduce((a, b) => a + b, 0);

for (let i = N - 2; i >= 0; i--) {
  if (input[i] >= input[i + 1]) {
    input[i] = input[i + 1] - 1;
  }
}
console.log(result - input.reduce((a, b) => a + b));

2๊ฐœ์˜ ๋Œ“๊ธ€

comment-user-thumbnail
2023๋…„ 7์›” 18์ผ

์ด ๊ธ€์€ ์ œ๊ฒŒ ๋งŽ์€ ๋„์›€์ด ๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

๋‹ต๊ธ€ ๋‹ฌ๊ธฐ
comment-user-thumbnail
2023๋…„ 7์›” 18์ผ

๊ฐ€์น˜ ์žˆ๋Š” ์ •๋ณด ๊ณต์œ ํ•ด์ฃผ์…”์„œ ๊ฐ์‚ฌํ•ฉ๋‹ˆ๋‹ค.

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