
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Question
Use the java code below and integrate additional method to:
Print the minimum values of each row and of each column.
public class ArrayOperations2D {
public static int[] findRowMax(int[][] anArray) {
int[] max = new int[anArray.length];
for (int i = 0; i < anArray.length; i++) {
int largest = anArray[i][0];
for (int j = 0; j < anArray[i].length; j++) {
if (anArray[i][j] > largest) {
largest = anArray[i][j];
}
}
max[i] = largest;
}
return max;
}
public static int[] findRowSums(int[][] anArray) {
int[] rowSums = new int[anArray.length];
for (int i = 0; i < anArray.length; i++) {
int sum = 0;
for (int j = 0; j < anArray[i].length; j++) {
sum += anArray[i][j];
}
rowSums[i] = sum;
}
return rowSums;
}
public static int[] findColumnMax(int[][] anArray) {
int[] max = new int[anArray[0].length];
for (int j = 0; j < anArray[0].length; j++) {
int largest = anArray[0][j];
for (int i = 0; i < anArray.length; i++) {
if (anArray[i][j] > largest) {
largest = anArray[i][j];
}
}
max[j] = largest;
}
return max;
}
public static int[] findColumnSums(int[][] anArray) {
int[] columnSums = new int[anArray[0].length];
for (int j = 0; j < anArray[0].length; j++) {
int sum = 0;
for (int i = 0; i < anArray.length; i++) {
sum += anArray[i][j];
}
columnSums[j] = sum;
}
return columnSums;
}
public static int[][] findTranspose(int[][] myArray) {
int[][] transpose = new int[myArray[0].length][myArray.length];
for (int i = 0; i < myArray.length; i++) {
for (int j = 0; j < myArray[0].length; j++) {
transpose[j][i] = myArray[i][j];
}
}
return transpose;
}
}
public static int[] findRowMax(int[][] anArray) {
int[] max = new int[anArray.length];
for (int i = 0; i < anArray.length; i++) {
int largest = anArray[i][0];
for (int j = 0; j < anArray[i].length; j++) {
if (anArray[i][j] > largest) {
largest = anArray[i][j];
}
}
max[i] = largest;
}
return max;
}
public static int[] findRowSums(int[][] anArray) {
int[] rowSums = new int[anArray.length];
for (int i = 0; i < anArray.length; i++) {
int sum = 0;
for (int j = 0; j < anArray[i].length; j++) {
sum += anArray[i][j];
}
rowSums[i] = sum;
}
return rowSums;
}
public static int[] findColumnMax(int[][] anArray) {
int[] max = new int[anArray[0].length];
for (int j = 0; j < anArray[0].length; j++) {
int largest = anArray[0][j];
for (int i = 0; i < anArray.length; i++) {
if (anArray[i][j] > largest) {
largest = anArray[i][j];
}
}
max[j] = largest;
}
return max;
}
public static int[] findColumnSums(int[][] anArray) {
int[] columnSums = new int[anArray[0].length];
for (int j = 0; j < anArray[0].length; j++) {
int sum = 0;
for (int i = 0; i < anArray.length; i++) {
sum += anArray[i][j];
}
columnSums[j] = sum;
}
return columnSums;
}
public static int[][] findTranspose(int[][] myArray) {
int[][] transpose = new int[myArray[0].length][myArray.length];
for (int i = 0; i < myArray.length; i++) {
for (int j = 0; j < myArray[0].length; j++) {
transpose[j][i] = myArray[i][j];
}
}
return transpose;
}
}
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