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Program to find the largest sum of contiguous integers in
the array. O(n)

Answer Posted / raghuram.a

#include <iostream.h>
#include<conio.h>
/*prints subarray producing maximum sum..Efficiency is O(n)*/
main()
{
int flag=0,n,i,c=0,sum=0,max=0,a[25],s=-1,e=-1;
cout<<"enter n:";
cin>>n;
cout<<"enter elements:";
for(i=1;i<=n;i++)
cin>>a[i];
for(i=1;i<=n;i++)
{
if(a[i]+sum>0)
sum+=a[i];
else
{
sum=0;
if(c!=0)
c=1;
}
if(sum>max)
{
max=sum;
e=i;
s=e-c;
c++;
}
}
cout<<"max sum is:"<<max;
cout<<"\n\nmax sum producing sub array is:";
if(s!=-1&&e!=-1)
for(i=s;i<=e;i++)
cout<<"\t"<<a[i];
getch();
return 0;
}

Is This Answer Correct ?    11 Yes 9 No



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