The output should now look like this: Row 1 sum: 30 Row 2 sum: 48 Row 3 sum: 55 Count: 12 Grand total: 133 Mean: 11.08 Even numbers: 7 Odd numbers: 5 How to add even and odd numbers counts to existing code public class Problem { public static void main(String [] args) { int iVal; int iRow; int iRowSum; int iToken; int totalSum = 0; int totalEle = 0; iRowSum = 0; iRow = 1; try { Scanner ifsInput = new Scanner(new File(\"c:\\home\\student\\lastname/9_1_Input.txt\")); while(ifsInput.hasNextLine()) { while(ifsInput.hasNextInt()) { for(iToken = 0; iToken <= 3; iToken++) { iVal = ifsInput.nextInt(); iRowSum = iRowSum + iVal; // increasing count of total element totalEle++; } // adding into totalSum totalSum = totalSum + iRowSum; System.out.println(\"Row \" + iRow + \" sum: \" + iRowSum); iRowSum = 0; iRow++; } } // added new code to print grand total and mean value System.out.println(\"Count: \"+totalEle); System.out.println(\"Grand total: \"+totalSum); System.out.println(\"Mean: \"+String.format(\".2f\", (double)/totalSum/totalEle); } catch (FileNotFoundException sMsg) { System.out.println(\"The file cannot be found or opened.\"); } } } Solution Input999.txt( Save this file under D Drive Then the path of the file pointing to it is D:\\\\Input999.txt) 11 22 33 44 22 33 44 55 33 44 55 66 ___________________________ Problem.java import java.io.File; import java.io.FileNotFoundException; import java.util.Scanner; public class Problem { public static void main(String [] args) { //Declaring variables int iVal; int iRow; int iRowSum; int iToken; double mean=0.0; int evenCount=0,oddCount=0; int totalSum = 0; int totalEle = 0; iRowSum = 0; iRow = 1; try { Scanner ifsInput = new Scanner(new File(\"D:\\\\Input999.txt\")); while(ifsInput.hasNextLine()) { while(ifsInput.hasNextInt()) { for(iToken = 0; iToken <= 3; iToken++) { iVal = ifsInput.nextInt(); //Calculating the even count if(iVal%2==0) evenCount++; //Calculating the odd count else oddCount++; //Calculating the sum of elements in each row iRowSum = iRowSum + iVal; // increasing count of total element totalEle++; } // adding into totalSum totalSum = totalSum + iRowSum; //Displaying the sum of elements in each row System.out.println(\"Row \" + iRow + \" sum: \" + iRowSum); iRowSum = 0; iRow++; } } //Displaying the number of elements System.out.println(\"Count: \"+totalEle); //Displaying the sum of all elements System.out.println(\"Grand total: \"+totalSum); //Calculating the mean mean=(double)totalSum/totalEle; //Displaying the mean System.out.printf(\"Mean: %.2f\ \",mean); //Displaying the number of even nos System.out.println(\"Even Numbers :\"+evenCount); //Displaying the number of odd nos System.out.println(\"Odd Numbers :\"+oddCount); } catch (FileNotFoundException sMsg) { System.out.println(\"The file cannot be found or opened.\"); } } } _________________________________ Output: Row 1 sum: 110 Row 2 sum: 154 Row 3 sum: 198 Count: 12 Grand total: 462 Mean: 38.50 Even Numbers :6 Odd Numbers :6 ______.

1. The output should now look like this:
Row 1 sum: 30
Row 2 sum: 48
Row 3 sum: 55
Count: 12
Grand total: 133
Mean: 11.08
Even numbers: 7
Odd numbers: 5
How to add even and odd numbers counts to existing code
public class Problem {
public static void main(String [] args)
{
int iVal;
int iRow;
int iRowSum;
int iToken;
int totalSum = 0;
int totalEle = 0;
iRowSum = 0;
iRow = 1;
try
{
Scanner ifsInput = new Scanner(new File("c:homestudentlastname/9_1_Input.txt"));
while(ifsInput.hasNextLine())
{
while(ifsInput.hasNextInt())
{
for(iToken = 0; iToken <= 3; iToken++)
{
iVal = ifsInput.nextInt();

2. iRowSum = iRowSum + iVal;
// increasing count of total element
totalEle++;
}
// adding into totalSum
totalSum = totalSum + iRowSum;
System.out.println("Row " + iRow + " sum: " + iRowSum);
iRowSum = 0;
iRow++;
}
}
// added new code to print grand total and mean value
System.out.println("Count: "+totalEle);
System.out.println("Grand total: "+totalSum);
System.out.println("Mean: "+String.format(".2f", (double)/totalSum/totalEle);
}
catch (FileNotFoundException sMsg)
{
System.out.println("The file cannot be found or opened.");
}
}
}
Solution
Input999.txt( Save this file under D Drive Then the path of the file pointing to it is
D:Input999.txt)
11 22 33 44
22 33 44 55
33 44 55 66
___________________________
Problem.java

3. import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;
public class Problem {
public static void main(String [] args)
{
//Declaring variables
int iVal;
int iRow;
int iRowSum;
int iToken;
double mean=0.0;
int evenCount=0,oddCount=0;
int totalSum = 0;
int totalEle = 0;
iRowSum = 0;
iRow = 1;
try
{
Scanner ifsInput = new Scanner(new File("D:Input999.txt"));
while(ifsInput.hasNextLine())
{
while(ifsInput.hasNextInt())
{
for(iToken = 0; iToken <= 3; iToken++)
{
iVal = ifsInput.nextInt();
//Calculating the even count
if(iVal%2==0)
evenCount++;
//Calculating the odd count
else
oddCount++;

4. //Calculating the sum of elements in each row
iRowSum = iRowSum + iVal;
// increasing count of total element
totalEle++;
}
// adding into totalSum
totalSum = totalSum + iRowSum;
//Displaying the sum of elements in each row
System.out.println("Row " + iRow + " sum: " + iRowSum);
iRowSum = 0;
iRow++;
}
}
//Displaying the number of elements
System.out.println("Count: "+totalEle);
//Displaying the sum of all elements
System.out.println("Grand total: "+totalSum);
//Calculating the mean
mean=(double)totalSum/totalEle;
//Displaying the mean
System.out.printf("Mean: %.2f ",mean);
//Displaying the number of even nos
System.out.println("Even Numbers :"+evenCount);
//Displaying the number of odd nos
System.out.println("Odd Numbers :"+oddCount);

5. }
catch (FileNotFoundException sMsg)
{
System.out.println("The file cannot be found or opened.");
}
}
}
_________________________________
Output:
Row 1 sum: 110
Row 2 sum: 154
Row 3 sum: 198
Count: 12
Grand total: 462
Mean: 38.50
Even Numbers :6
Odd Numbers :6
___________Thank You