Write a Comparator class with the following 3 overloaded compare methods: boolean compare(int a, int b): Return true if int a = int b, otherwise return false.boolean compare(string a, string b): Return true if string a = string b, otherwise return false.boolean compare(int[] a, int[] b): Return true if both of the following conditions hold true: Otherwise, return false.Arrays a and b are of equal length.For each index i (where 0 ≤ i < |a|, |b|), a[i] = b[i].
Question
Write a Comparator class with the following 3 overloaded compare methods: boolean compare(int a, int b): Return true if int a = int b, otherwise return false.boolean compare(string a, string b): Return true if string a = string b, otherwise return false.boolean compare(int[] a, int[] b): Return true if both of the following conditions hold true: Otherwise, return false.Arrays a and b are of equal length.For each index i (where 0 ≤ i < |a|, |b|), a[i] = b[i].
Solution
Sure, here is the Java code for the Comparator class with the overloaded compare methods:
public class Comparator {
// Compare method for integers
public boolean compare(int a, int b) {
return a == b;
}
// Compare method for strings
public boolean compare(String a, String b) {
return a.equals(b);
}
// Compare method for integer arrays
public boolean compare(int[] a, int[] b) {
// Check if lengths are equal
if (a.length != b.length) {
return false;
}
// Check if each element is equal
for (int i = 0; i < a.length; i++) {
if (a[i] != b[i]) {
return false;
}
}
return true;
}
}
This class has three overloaded compare methods. The first one compares two integers, the second one compares two strings, and the third one compares two integer arrays. The comparison of the arrays not only checks if the lengths are equal, but also if each corresponding pair of elements in the two arrays are equal.
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