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Main.java
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Main.java
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package com.company;
import java.util.Arrays;
public class Main {
public static void main(String[] args) {
int[] nums = {0, 1, 2};
int target = 3;
System.out.println(threeSumClosest(nums, target));
}
public static int threeSumClosest(int[] nums, int target) {
int min = Integer.MAX_VALUE, res = 0;
Arrays.sort(nums);
int last = nums[0] - 1;
for (int i = 0; i < nums.length - 2; i++) {
if (nums[i] == last) continue;
last = nums[i];
int li = i + 1, hi = nums.length - 1;
while (li < hi) {
int sum = nums[i] + nums[li] + nums[hi];
if (sum == target) return target;
if (min > Math.abs(sum - target)) {
min = Math.abs(sum - target);
res = sum;
}
if (sum > target) hi--;
else li++;
}
}
return res;
}
}