Add sevenwonders.java

Author: dbarenholz

README.md

@@ -161,7 +161,7 @@ Related settings from `settings.json`:
 | [reversebinary](https://open.kattis.com/problems/reversebinary) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/reversebinary/reversebinary.cpp), [java](https://github.com/dbarenholz/kattis/blob/main/src/reversebinary/reversebinary.java) |
 | [rijeci](https://open.kattis.com/problems/rijeci) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/rijeci/rijeci.cpp) |
 | [romans](https://open.kattis.com/problems/romans) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/romans/romans.cpp) |
-| [sevenwonders](https://open.kattis.com/problems/sevenwonders) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/sevenwonders/sevenwonders.cpp) |
+| [sevenwonders](https://open.kattis.com/problems/sevenwonders) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/sevenwonders/sevenwonders.cpp), [java](https://github.com/dbarenholz/kattis/blob/main/src/sevenwonders/sevenwonders.java) |
 | [shatteredcake](https://open.kattis.com/problems/shatteredcake) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/shatteredcake/shatteredcake.cpp) |
 | [sibice](https://open.kattis.com/problems/sibice) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/sibice/sibice.cpp) |
 | [sifferprodukt](https://open.kattis.com/problems/sifferprodukt) | [cpp](https://github.com/dbarenholz/kattis/blob/main/src/sifferprodukt/sifferprodukt.cpp) |

src/sevenwonders/sevenwonders.java

@@ -0,0 +1,72 @@
+package sevenwonders;
+
+import java.io.BufferedReader;
+import java.io.BufferedWriter;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.NoSuchElementException;
+import java.util.StringTokenizer;
+
+class sevenwonders {
+  private void run() throws IOException {
+    BufferedReader r = new BufferedReader(new InputStreamReader(System.in));
+    BufferedWriter w = new BufferedWriter(new OutputStreamWriter(System.out));
+
+    String word = r.readLine();
+    r.close();
+
+    Map<Character, Integer> nC = new HashMap<>();
+    for (int i = 0; i < word.length(); i++) {
+      char c = word.charAt(i);
+      if (!nC.containsKey(c))
+        nC.put(c, 1);
+      else
+        nC.put(c, nC.get(c) + 1);
+    }
+
+    String str = nC.toString()
+        .replace("{", "")
+        .replace(",", "")
+        .replace("}", "")
+        .replace("}", "")
+        .replace("C", "")
+        .replace("T", "")
+        .replace("G", "")
+        .replace("=", "");
+
+    StringTokenizer s = new StringTokenizer(str);
+    int c, t, g;
+
+    try {
+      c = Integer.parseInt(s.nextToken());
+    } catch (NoSuchElementException e) {
+      c = 0;
+    }
+    try {
+      t = Integer.parseInt(s.nextToken());
+    } catch (NoSuchElementException e) {
+      t = 0;
+    }
+    try {
+      g = Integer.parseInt(s.nextToken());
+    } catch (NoSuchElementException e) {
+      g = 0;
+    }
+
+    int v = (int) (Math.pow(c, 2) + Math.pow(t, 2) + Math.pow(g, 2));
+    int a = Math.min(Math.min(c, t), g);
+    
+    v += a * 7;
+
+    w.write(v + "\n");
+    w.flush();
+  }
+
+  public static void main(String[] a) throws IOException {
+    (new sevenwonders()).run();
+  }
+
+}