Addition in two dimensional array (add)

Addition in 2-dimensional array (ADD)

#include<iostream>

using namespace std;        //this program gives the sum of even and odd entities of 2d array

int main( )

{

const int row=3;

const int col=3         //3x3 matrix
int arr[row][col];      //inputting values
for(int r_index=0;r_index<row;r_index++)
{

for(int c_index=0;c_index<row;c_index++)

{

cout<<"Enter the value at ["<<r_index<<"]["<<c_index<<"] th index : ";

cin>>arr[r_index][c_index];

}
}
int sum=0,sum_e=0,sum_o=0;

for(int i=0;i<row;i++)

{
for(int j=0;j<row;j++)
{

if(arr[i][j]%2==0)

{
sum_e = sum_e + arr[i][j];
}
else
{
sum_o = sum_o + arr[i][j];
}
}
}
cout<<"The Sum of Even Enteries is : "<<sum_e<<endl;

cout<<"The Sum of Odd Enteries is : "<<sum_o<<endl;
sum = sum_e + sum_o;

cout<<"The Sum of All Enteries is : "<<sum<<endl;
return 0;
}




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 ****  Run this program on system  and learn by practice