update

java/wspp/IntList.java

@@ -0,0 +1,44 @@
+package wspp;
+
+import java.util.Arrays;
+
+/**
+ * @author Nikita Doschennikov (me@fymio.us)
+ */
+public class IntList {
+
+    protected int[] list = new int[8];
+    protected int idx = 0;
+
+    public IntList() {}
+
+    public void put(int val) {
+        if (idx >= list.length) {
+            list = Arrays.copyOf(list, list.length * 2);
+        }
+
+        list[idx++] = val;
+    }
+
+    public int getLength() {
+        return idx;
+    }
+
+    public int get(int index) {
+        return list[index];
+    }
+
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+
+        for (int i = 0; i < idx; i++) {
+            if (i == idx - 1) {
+                sb.append(String.valueOf(list[i]) + "\n");
+            } else {
+                sb.append(String.valueOf(list[i]) + " ");
+            }
+        }
+
+        return sb.toString();
+    }
+}