Add year 2022 day1

Author: linl33

year2022/src/main/java/dev/linl33/adventofcode/year2022/Day1.java

@@ -0,0 +1,35 @@
+package dev.linl33.adventofcode.year2022;
+
+import dev.linl33.adventofcode.lib.util.AdventUtil;
+import org.jetbrains.annotations.NotNull;
+
+import java.io.BufferedReader;
+import java.util.Comparator;
+
+public class Day1 extends AdventSolution2022<Integer, Integer> {
+  public static void main(String[] args) {
+    new Day1().runAndPrintAll();
+  }
+
+  @Override
+  public Integer part1(@NotNull BufferedReader reader) {
+    var input = AdventUtil.readInputGrouped(reader);
+
+    return input
+        .mapToInt(group -> group.mapToInt(Integer::parseInt).sum())
+        .max()
+        .orElseThrow();
+  }
+
+  @Override
+  public Integer part2(@NotNull BufferedReader reader) {
+    var input = AdventUtil.readInputGrouped(reader);
+
+    return input
+        .map(group -> group.mapToInt(Integer::parseInt).sum())
+        .sorted(Comparator.reverseOrder())
+        .limit(3)
+        .mapToInt(i -> i)
+        .sum();
+  }
+}

year2022/src/main/java/module-info.java

@@ -6,8 +6,7 @@
   requires static org.apache.logging.log4j.core;
   requires static org.jetbrains.annotations;
 
-//  TODO:
-//  exports dev.linl33.adventofcode.year2022 to dev.linl33.adventofcode.year2022.test;
+  exports dev.linl33.adventofcode.year2022 to dev.linl33.adventofcode.year2022.test;
 
   opens dev.linl33.adventofcode.year2022 to dev.linl33.adventofcode.lib, dev.linl33.adventofcode.jmh;
 }