Update LinearSearch.cpp

Author: Skillz619

C++/Algorithms/Searching-Algorithms/LinearSearch.cpp

@@ -1,30 +1,33 @@
-// C++ code to linearly search x in arr[]. If x 
-// is present then return its location, otherwise 
-// return -1 
-
-#include <iostream>
-using namespace std;
+#include<iostream>
 
-int search(int arr[], int n, int x)
-{
- int i;
- for (i = 0; i < n; i++)
- if (arr[i] == x)
- return i;
- return -1;
-}
+using namespace std;
 
-// Driver code
-int main(void)
+int main()
 {
- int arr[] = { 2, 3, 4, 10, 40 };
- int x = 10;
- int n = sizeof(arr) / sizeof(arr[0]);
- 
- // Function call
- int result = search(arr, n, x);
- (result == -1)
- ? cout << "Element is not present in array"
- : cout << "Element is present at index " << result;
- return 0;
+int a[20],n,x,i,flag=0;
+cout<<"How many elements?";
+cin>>n;
+cout<<"\nEnter elements of the array\n";
+
+for(i=0;i<n;++i)
+cin>>a[i];
+
+cout<<"\nEnter element to search:";
+cin>>x;
+
+for(i=0;i<n;++i)
+{
+if(a[i]==x)
+{
+flag=1;
+break;
+}
+}
+
+if(flag)
+cout<<"\nElement is found at position "<<i+1;
+else
+cout<<"\nElement not found";
+
+return 0;
 }