solves #2469: Convert the Temperature in java

Author: anishLearnsToCode

Diff for: README.md

@@ -780,6 +780,7 @@
 | 2460 | [Apply Operations to an Array](https://leetcode.com/problems/apply-operations-to-an-array)                                                                             |                                                                                  [![Java](assets/java.png)](src/ApplyOperationsToAnArray.java)                                                                                   |                                                                                                                                   |
 | 2465 | [Number of Distinct Averages](https://leetcode.com/problems/number-of-distinct-averages)                                                                               |                                                                                  [![Java](assets/java.png)](src/NumberOfDistinctAverages.java)                                                                                   |                                                                                                                                   |
 | 2466 | [Count Ways To Build Good Strings](https://leetcode.com/problems/count-ways-to-build-good-strings)                                                                     |                                                                                                                                                                                                                                  |                                                                                                                                   |
+| 2469 | [Convert the Temperature](https://leetcode.com/problems/convert-the-temperature)                                                                                       |                                                                                    [![Java](assets/java.png)](src/ConvertTheTemperature.java)                                                                                    |                                                                                                                                   |
 | 2475 | [Number of Unequal Triplets in Array](https://leetcode.com/problems/number-of-unequal-triplets-in-array)                                                               |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 2481 | [Minimum Cuts to Divide a Circle](https://leetcode.com/problems/minimum-cuts-to-divide-a-circle)                                                                       |                                                                                                                                                                                                                                  |                                                                                                                                   |
 | 2485 | [Find the Pivot Integer](https://leetcode.com/problems/find-the-pivot-integer)                                                                                         |                                                                                                                                                                                                                                  |                                                                                                                                   |

Diff for: src/ConvertTheTemperature.java

@@ -0,0 +1,17 @@
+// https://leetcode.com/problems/convert-the-temperature
+// T: O(1)
+// S: O(1)
+
+public class ConvertTheTemperature {
+    public double[] convertTemperature(double celsius) {
+        return new double[] { celsiusToKelvin(celsius), celsiusToFahrenheit(celsius) };
+    }
+
+    private double celsiusToFahrenheit(double celsius) {
+        return celsius * 1.8 + 32.00;
+    }
+
+    private double celsiusToKelvin(double celsius) {
+        return celsius + 273.15;
+    }
+}