diff --git a/exercise5.c b/exercise5.c
index f865f0a..a4261ab 100644
--- a/exercise5.c
+++ b/exercise5.c
@@ -1,5 +1,5 @@
 //documentation section 
-/* Exercise 5 - Binary Search*/
+/* Exercise 5 - Binary Search by Wong Chin Wee */
 
 //pre-processor section 
 #include<stdio.h>
@@ -10,8 +10,35 @@
 //main function section 
 int main(){
     //write here your program
-    
+    int n,i,a,low,high,mid;
+    printf("Enter the number of elements: ");
+    scanf("%d",&n);
+    int array[n];
+    printf("Enter the elements in a sorted manner:\n");
+    for(i=0;i<n;i++)
+    scanf("%d",&array[i]);
+    printf("Enter the value to find: ");
+    scanf("%d",&a);
+    low=0;
+    high=n-1;
+    mid=(low+high)/2;
 
+    while(low<=high)
+    {
+        if(array[mid]<a)
+        low=mid+1;
+        else if(array[mid==a])
+        {
+            printf("Element with value %d is present at index %d",a,mid+1);
+            break;
+        }
+        else
+        high=mid-1;
+        mid=(low+high)/2;
+    }
+    if(low>high)
+    printf("%d is not present in the array.",a);
+    return 0;
 }
 
-//user-defined section 
+//user-defined section