From b1a00e657e9534ae243d4fa1373d54aaff2847dc Mon Sep 17 00:00:00 2001
From: Haidong Ji
Date: Tue, 7 Aug 2018 10:28:43 -0500
Subject: Used FastScanner. Had to change "static class" to "final class"

---
 .../sources/MaxPairProduct.java                    | 35 +++++++++++++++++++---
 1 file changed, 31 insertions(+), 4 deletions(-)

(limited to 'AlgoDesignAndTechniqueEdxJava')

diff --git a/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java b/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java
index 18b9521..dbe4ee6 100644
--- a/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java
+++ b/AlgoDesignAndTechniqueEdxJava/sources/MaxPairProduct.java
@@ -1,4 +1,5 @@
-import java.util.Scanner;
+import java.io.*;
+import java.util.*;
 
 public class MaxPairProduct {
 	int numberOfIntegers;
@@ -14,7 +15,7 @@ public class MaxPairProduct {
 	}
 
 	public static void main(String[] args) {
-		Scanner s = new Scanner(System.in);
+		FastScanner s = new FastScanner(System.in);
 		
 		int n = s.nextInt();
 		MaxPairProduct mpp = new MaxPairProduct(n);
@@ -22,8 +23,6 @@ public class MaxPairProduct {
 			mpp.newNumber(s.nextInt());
 		}
 		
-		s.close();
-		
 		System.out.println(mpp.getProduct());
 
 	}
@@ -57,3 +56,31 @@ public class MaxPairProduct {
 	}
 
 }
+
+final class FastScanner {
+	BufferedReader br;
+	StringTokenizer st;
+
+	FastScanner(InputStream stream) {
+		try {
+			br = new BufferedReader(new InputStreamReader(stream));
+		} catch (Exception e) {
+			e.printStackTrace();
+		}
+	}
+
+	String next() {
+		while (st == null || !st.hasMoreTokens()) {
+			try {
+				st = new StringTokenizer(br.readLine());
+			} catch (IOException e) {
+				e.printStackTrace();
+			}
+		}
+		return st.nextToken();
+	}
+	
+	int nextInt() {
+		return Integer.parseInt(next());
+	}
+}
\ No newline at end of file
-- 
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