[프로그래머스/자바] 피자 나눠 먹기(1)

class Solution {
    public int solution(int n) {
        return n%7 > 0 ? n/7+1 : n/7;
    }
}

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class Solution {
    public int solution(int n) {
        return (n + 6) / 7;
    }
}