#include <iostream>
using namespace std;
int main()
{
	int i,j,y, k, temp;
	double A[5][5]={0};

	cout<<"<----------------- OUTPUT NO.1 ARRAY ELEMENTS ----------------->";
	cout<<endl;
	for(i=0,y=1; i<5; i++)
	{
		{
			for(j=0; j<5; j++,y++)
			A[i][j] = y;
		}
	}
	for(i=0; i<5; i++)
	{
		for(j=0; j<5; j++)

			cout<<A[i][j]<<"\t";
			cout<<endl;

	}
	cout<<endl;
	cout<<"<------ OUTPUT NO.2 INTERCHANGE ROW 2 WITH ROW 4 ELEMENTS ------->";
	cout<<endl;

	for(i=0,y=1; i<5; i++)
	{
		{
			for(j=0; j<5; j++,y++)
			A[i][j] = y;
		}
	}
			for(j=0; j<5; j++,y++)
			{
			temp=A[1][j];
			A[1][j]=A[3][j];
			A[3][j]=temp;

		}

	for(i=0; i<5; i++)
	{
		for(j=0; j<5; j++)

			cout<<A[i][j]<<"\t";
			cout<<endl;
	}

	cout<<endl;
	cout<<"<------ OUTPUT NO.3 INTERCHANGE COL. 3 WITH COL. 5 ELEMENTS ------>";
	cout<<endl;

	for(i=0,y=1;i<5;i++)
		{
			{
				for(j=0;j<5;j++,y++)
				A[i][j]=y;
			}
		}
				for(i=0;i<5;i++)
				{
					temp=A[i][2];
					A[i][2]=A[i][4];
					A[i][4]=temp;
				}

	for(i=0; i<5;i++)
	{
			for(j=0; j<5; j++)
				cout<<A[i][j]<<"\t ";
				cout<<endl;
	}

	cout<<endl;
	cout<<"<-------- OUTPUT NO.4 INTERCHANGE THE DIAGONAL ELEMENTS -------->";
	cout<<endl;

		for(i=0,y=1;i<5;i++)
		{
			{
				for(j=0;j<5;j++,y++)
				A[i][j]=y;
			}
		}

				for(i=0,k=4;i<=4;i++,k--)
				{
					temp=A[i][i];
					A[i][i]=A[i][k];
					A[i][k]=temp;
				}


	for(i=0; i<5;i++)
	{
			for(j=0; j<5; j++)
				cout<<A[i][j]<<"\t ";
				cout<<endl;
	}


				system("pause");

				}