시간 제한메모리 제한제출정답맞힌 사람정답 비율
1 초 256 MB26922122199980.120%

문제

철수는 쿠키를 세상에서 제일 좋아한다. 쿠키가 있는 곳이라면 철수도 반드시 있다고 할 정도이다. 철수는 날마다 자신이 가지고 있는 쿠키 중 C개를 먹는다. C개 미만의 쿠키가 남아 있다면 전부 먹는다. 철수가 쿠키 N개를 가지고 있으면 며칠 동안 먹을 수 있는지 구하시오.

입력

첫 번째 줄에는 테스트케이스의 개수 T가 주어진다. 그 다음 줄부터 T개의 줄에 테스트케이스가 한 줄씩 주어진다. 테스트케이스는 철수가 가진 쿠키의 개수 N과 날마다 먹는 쿠키의 개수 C로 이루어져 있다.

출력

각 테스트케이스마다 한 줄씩 철수가 며칠 동안 쿠키를 먹을 수 있는지 출력한다.

제한

  • 0 < T < 100
  • 0 < N < 1,000,000,000
  • 0 < C < 5,000

예제 입력 1

2
6 2
10 3

예제 출력 1

3
4
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