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#Hacktoberfest2022 binary_search.java #88

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#Hacktoberfest2022 binary_search.java #88

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34 changes: 34 additions & 0 deletions JAVA/binary_search.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,34 @@
class BinarySearch {
int binarySearch(int arr[], int x)
{
int l = 0, r = arr.length - 1;
while (l <= r) {
int m = l + (r - l) / 2;

if (arr[m] == x)
return m;

if (arr[m] < x)
l = m + 1;

else
r = m - 1;
}

return -1;
}

public static void main(String args[])
{
BinarySearch ob = new BinarySearch();
int arr[] = { 2, 3, 4, 10, 40 };
int n = arr.length;
int x = 10;
int result = ob.binarySearch(arr, x);
if (result == -1)
System.out.println("Element not present");
else
System.out.println("Element found at "
+ "index " + result);
}
}