Leetcode: Median of Two Sorted Arrays

最新推荐文章于 2023-06-12 16:30:30 发布

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最新推荐文章于 2023-06-12 16:30:30 发布

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分类专栏： leetcode 文章标签： leetcode

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class Solution {
public:
double findMedianSortedArrays(vector<int>& nums1, vector<int>& nums2) {
		int num = nums1.size() + nums2.size();
		if (num == 0) {
			return 0.0;
		}
		stack<double>QQ;
		int i = 0, j = 0;
		while (i < nums1.size() && j < nums2.size()) {
		//	cout << "1 2" << endl;
			if (nums1[i] < nums2[j]) {
				QQ.push(nums1[i]);
				i++;
			}
			else {
				QQ.push(nums2[j]);
				j++;
			}
		}
		while (i<nums1.size()) {
		//	cout << "1 " << endl;
			QQ.push(nums1[i]);
			i++;
		}
		while (j < nums2.size()) {
		//	cout << " 2" << endl;
			QQ.push(nums2[j]);
			j++;
		}
		//cout << QQ.top() << endl;
		if (num % 2) {
			int t = num / 2;
			while (t>0) {
				QQ.pop();
				t--;
			}
		}
		else {
			int t = num / 2-1;
			while (t>0) {
				QQ.pop();
				t--;
			}
			double ant = QQ.top();
			QQ.pop();
			ant += QQ.top();
			QQ.pop();
			QQ.push(ant / 2.0);

		}



		return QQ.top();
	}
};