Create FindMaxContSubsetSumKadane.cpp

algorithms/CPlusPlus/Arrays/FindMaxContSubsetSumKadane.cpp

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+//kadane's algorithim is used to find out the max sum in the array
+// contiguos sum,this technique takes O(n)time complexibility and 0(1) space complexibility
+
+#include<iostream>
+using namespace std;
+
+ //kadane's algorithim
+int kadaneAlgo(int *arr,int size){
+int max_end_here=0;
+  int best_so_far=0;
+
+  for (int i = 0; i < size; i++)
+  {
+  	if (arr[i]>0) //checking the element is positive or not
+  	{
+  	  max_end_here +=arr[i];   //if positive add to max_end_till_now
+	  	 
+	  	 if (max_end_here>best_so_far)  //if till_now_max is greater than best_max then assign that value to best_so_far
+	  	 {
+	  	 	best_so_far=max_end_here;    	
+	  	 }
+  	}
+    else
+  		{max_end_here=0; } //if the no. is negative then assign 0 to max_end
+
+  }
+  return best_so_far; //returning the max sum
+}//kadane ensds
+
+
+int main(){
+  int n;          //no. of elements in the array
+  cin>>n;
+
+  int *p=NULL;
+  p = new int [n];
+  for (int i = 0; i < n; i++)
+  {
+  	cin>>p[i];   	
+  }//for loop ends to take the array elements
+
+  //kadane's algorithim
+  
+cout<<kadaneAlgo(p,n);
+
+}