Given two sorted integer arrays nums1 and nums2, merge nums2 into nums1 as one sorted array.
Note:
You may assume that nums1 has enough space (size that is greater or equal to m + n) to hold additional elements from nums2. The number of elements initialized in nums1and nums2 are m and n respectively.
public class Solution {
public void merge(int[] nums1, int m, int[] nums2, int n) {
while (m > 0 && n > 0) {
if (nums1[m-1] > nums2[n-1]) {
nums1[m+n-1] = nums1[m-1];
m--;
} else {
nums1[m+n-1] = nums2[n-1];
n--;
}
}
while (n > 0) {
nums1[m+n-1] = nums2[n-1];
n--;
}
}
}