kadane algorithm with negative numbers included as sum

1//Usually Kadene's algorithm is not considered for negative numbers.   
2  int ms,cs;
3	    ms=cs=a[0]; 
4	    for(int i=1;i<n;i++)
5	    {
6	        cs=max(a[i],cs+a[i]);
7	       ms=max(cs,ms);
8	}
9return ms;