Initial data commit

Task/Count-in-factors/Java/count-in-factors.java

@@ -0,0 +1,41 @@
+public class CountingInFactors{
+    public static void main(String[] args){
+        for(int i = 1; i<= 10; i++){
+            System.out.println(i + " = "+ countInFactors(i));
+        }
+
+        for(int i = 9991; i <= 10000; i++){
+        	System.out.println(i + " = "+ countInFactors(i));
+        }
+    }
+
+    private static String countInFactors(int n){
+        if(n == 1) return "1";
+
+        StringBuilder sb = new StringBuilder();
+
+        n = checkFactor(2, n, sb);
+        if(n == 1) return sb.toString();
+
+        n = checkFactor(3, n, sb);
+        if(n == 1) return sb.toString();
+
+        for(int i = 5; i <= n; i+= 2){
+            if(i % 3 == 0)continue;
+
+            n = checkFactor(i, n, sb);
+            if(n == 1)break;
+        }
+
+        return sb.toString();
+    }
+
+    private static int checkFactor(int mult, int n, StringBuilder sb){
+        while(n % mult == 0 ){
+            if(sb.length() > 0) sb.append(" x ");
+            sb.append(mult);
+            n /= mult;
+        }
+        return n;
+    }
+}