Update Java

1 files changed, 25 insertions, 28 deletions

diff --git a/gcd.java b/gcd.java
index 82722a1..8770beb 100644
--- a/gcd.java
+++ b/gcd.java
@@ -1,41 +1,38 @@
 /*
  * SYNOPSIS:
  *
- * # gcj -o gcd --main=gcd gcd.java
- * # ./gcd 11 22 33 44 121
- *
  * # javac gcd.java
  * # java gcd 11 22 33
  *
  */
 
-public class gcd
-{
-    public static int gcd2(int a, int b) {
-        int c;
-        while (b != 0) {
-            c = b;
-            b = a % b;
-            a = c;
-        }
-        return a;
+public class gcd {
+  public static long gcd2(long a, long b) {
+    long c;
+    while (b != 0) {
+      c = b;
+      b = a % b;
+      a = c;
     }
+    return a;
+  }
 
-    public static int gcdn(int [] a) {
-        int r = a[0];
-        for (int i = 1; i < a.length; i++)
-            r = gcd2(r, a[i]);
-        return r;
-    }
+  public static long gcdn(long[] a) {
+    long r = a[0];
+    for (int i = 1; i < a.length; i++)
+      r = gcd2(r, a[i]);
+    return r;
+  }
+
+  public static void main(String[] argv) {
+    if (argv.length == 0)
+      return;
 
-    public static void main(String [] argv) {
-        if (argv.length == 0)
-            return;
-        int [] n = new int [argv.length];
-        for (int i = 0; i < argv.length; i++) {
-            n[i] = Integer.parseInt(argv[i]);
-        }
-        System.out.println(gcdn(n));
+    long[] n = new long[argv.length];
+    for (int i = 0; i < argv.length; i++) {
+      n[i] = Long.parseLong(argv[i]);
     }
-}
 
+    System.out.println(gcdn(n));
+  }
+}