LeetCode 343. Integer Break

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public class Solution {    public int integerBreak(int n) {        if (n == 2) return 1;    else if (n == 3) return 2;        int power = n / 3;        int reg = n % 3;        int i = (int)Math.pow(3, power);        if (reg == 1) i = i / 3 * 4;        else if (reg == 2) i *= 2;        return i;    }}

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