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Rahul/multidimensional/pr3 (#6040) 

* Making examples simple

* Changing variable names

* Modificatons in naming

* Giving extra spaces
This commit is contained in:
rahusriv 2019-01-02 08:26:43 +05:30 committed by KevinGilmore
parent 9053ecd128
commit 0d5483e1bf
2 changed files with 16 additions and 15 deletions
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21
core-java-collections-list/src/main/java/com/baeldung/list/multidimensional/ArrayListOfArrayList.java
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@ -6,11 +6,11 @@ public class ArrayListOfArrayList {
public static void main(String args[]) {
int numVertices = 3;
ArrayList<ArrayList<Integer>> graph = new ArrayList<>(numVertices);
int vertexCount = 3;
ArrayList<ArrayList<Integer>> graph = new ArrayList<>(vertexCount);
//Initializing each element of ArrayList with ArrayList
for(int i=0; i< numVertices; i++) {
for(int i = 0; i< vertexCount; i++) {
graph.add(new ArrayList<Integer>());
}
@ -21,13 +21,14 @@ public class ArrayListOfArrayList {
graph.get(1).add(0);
graph.get(2).add(1);
graph.get(0).add(2);
//Printing all the edges
for(int vertexNo=0; vertexNo<numVertices; vertexNo++) {
int edgeCount = graph.get(vertexNo).size();
ArrayList<Integer> listOfVertices = graph.get(vertexNo);
for(int i=0; i<edgeCount; i++) {
System.out.println("Vertex "+vertexNo+" is connected to vetex "+listOfVertices.get(i));
vertexCount = graph.size();
for(int i = 0; i < vertexCount; i++) {
int edgeCount = graph.get(i).size();
for(int j = 0; j < edgeCount; j++) {
Integer startVertex = i;
Integer endVertex = graph.get(i).get(j);
System.out.printf("Vertex %d is connected to vertex %d%n", startVertex, endVertex);
}
}
}

10
core-java-collections-list/src/main/java/com/baeldung/list/multidimensional/ThreeDimensionalArrayList.java
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@ -12,9 +12,9 @@ public class ThreeDimensionalArrayList {
ArrayList< ArrayList< ArrayList<String> > > space = new ArrayList<>(x_axis_length);
//Initializing each element of ArrayList with ArrayList< ArrayList<String> >
for(int i=0; i< x_axis_length; i++) {
for(int i = 0; i < x_axis_length; i++) {
space.add(new ArrayList< ArrayList<String> >(y_axis_length));
for(int j =0; j< y_axis_length; j++) {
for(int j = 0; j < y_axis_length; j++) {
space.get(i).add(new ArrayList<String>(z_axis_length));
}
}
@ -33,9 +33,9 @@ public class ThreeDimensionalArrayList {
space.get(1).get(1).add(1,"Yellow");
//Printing colors for all the points
for(int i=0; i<x_axis_length; i++) {
for(int j=0; j<y_axis_length; j++) {
for(int k=0; k<z_axis_length; k++) {
for(int i = 0; i < x_axis_length; i++) {
for(int j = 0; j < y_axis_length; j++) {
for(int k = 0; k < z_axis_length; k++) {
System.out.println("Color of point ("+i+","+j+","+k+") is :"+space.get(i).get(j).get(k));
}
}