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searchinsert.java
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executable file
·43 lines (42 loc) · 1.13 KB
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public class Solution {
public int searchInsert(int[] A, int target) {
// Start typing your Java solution below
// DO NOT write main() function
int left = 0;
int right = A.length-1;
if(target<=A[left]) return 0;
if(target>A[right]) return right+1;
while(left<right){
int mid = left + (right-left)/2 ;
if(A[mid]==target) return mid;
if(right==left+1){
return right;
}
if(A[mid]>target){
right = mid;
}else{
left = mid;
}
}
return 0;
}
}
// or
public class Solution {
public int searchInsert(int[] A, int target) {
// Start typing your Java solution below
// DO NOT write main() function
int left = 0;
int right = A.length-1;
while(left<=right){
int mid = left + (right-left)/2 ;
if(A[mid]==target) return mid;
else if(A[mid]>target){
right = mid-1;
}else{
left = mid+1;
}
}
return left;
}
}