977. 有序数组的平方
[977.有序数组的平方 - 力扣（Leetcode)
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class SquaresOfASortedArray977 {
public static void main(String[] args){
int[] arr = {-4,-1,0,3,10};
int[] res = sortedSquares(arr);
System.out.print("平方结果为：");
for (int item : res) {
System.out.print(item + "\t");
}
}
public static int[] sortedSquares(int[] nums) {
int left = 0;
int right = nums.length - 1;
int[] res = new int[nums.length];
int i = res.length - 1;
while(left < right){
if (nums[left] * nums[left] < nums[right] * nums[right]) {
res[i--] = nums[right] * nums[right--];
}else {
res[i--] = nums[left] * nums[left++];
}
}
return res;
}
}
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