Answer Posted / srikanthgowda

#include<iostream>
#include<stdlib.h>
using namespace std;

int main()
{
int i,j,a[100];
cout<<"Enter the size of array"<<endl;
int n;
cin>>n;


if(n==0)
{
cout<<"invaild!!"<<endl;
exit(1);
}

cout<<"Enter the element for array"<<endl;
for ( i=0;i<n;i++)
cin>>a[i];


int lr=0;
if(n==1)
{
cout<<"only one array is present!!"<<a[0]<<endl;
exit(0);
}
else if(n==2)
{
if(a[0]<a[1])
{
cout<<a[1]<<"largest number";
exit(0);
}

else
{
cout<<a[0]<<"largestn number";
exit(0);
}
}
else if(n==3)
{
for(i=0;i<n;i++)
{
for(j=i+1;j<n;j++)
{
if(a[i]*a[j]>lr)
{
lr=a[i]*a[j];

}
}
}

cout<<"max product="<<lr<<endl;
}



else
{
for(i=0;i<n;i++)
{
for(j=i+1;j<n;j++)
{
for(int k=j+1;k<n;k++)
{
if(a[i]*a[j]*a[k]>lr)
{
lr=a[i]*a[j]*a[k];

}
}
}
}

cout<<"max product="<<lr<<endl;
}
return 0 ;
}


/* Ouput

1.

Enter the size of array
5
Enter the element for array
9
5
1
2
3
max product=135

2.

srikanth@srikanth-System-Product-Name:~/c++$ ./a.out
Enter the size of array
5
Enter the element for array
-5
3
1
2
4
max product=24
srikanth@srikanth-System-Product-Name:~/c++$

*/

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