10 lines
357 B
Java
10 lines
357 B
Java
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// [문제 링크]: https://school.programmers.co.kr/learn/courses/30/lessons/140107
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class Solution {
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public long solution(int k, int d) {
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long answer = 0;
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double dd = (double)d/k;
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for(int i = 0; (double)i <= dd; i+=1) answer += (int)Math.floor(Math.sqrt(Math.pow(dd,2)-Math.pow(i,2)));
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return answer+(long)dd+1;
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}
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}
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