class test1
{

public void work()
{
int num[][]=new int [3][3];
int d=1, sumrow=0, sumcol=0, sumleftd=0, sumrightd=0,i,j;
// storing elements in the array
for ( i=0;i<3;i++)
{
for ( j=0;j<3;j++)

{
num[i][j]=d;
d=d+1;
}
}
// reading the matrix
for ( i=0;i<3;i++)
{
for ( j=0;j<3;j++)
{
sumrow = sumrow+num[i][j];
}
System.out.println("The sum of "+i+" th row is "+sumrow);
sumrow=0;
}


for ( i=0;i<3;i++)
{
for ( j=0;j<3;j++)
{
sumcol = sumcol+num[j][i];}
System.out.println("The sum of "+i+" th column is "+sumcol);
sumcol=0;
}
for ( i=0;i<3;i++)
{
for ( j=0;j<3;j++)
{
if (i== j) sumleftd = sumleftd+num[i][j];
if (i+j == 3) sumrightd=sumrightd+num[i][j];
}
}
System.out.println("The sum of numbers in the left diagnol is "+sumleftd);
System.out.println("The sum of numbers in the right diagnol is"+sumrightd);

}
}

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