From e4f8e9ad39a6fffd84b87c4c88e98c11abfc1e2c Mon Sep 17 00:00:00 2001
From: Haidong Ji
Date: Tue, 7 Aug 2018 20:13:53 -0500
Subject: Max Pairwise Product implemented!

---
 PlaygroundCpp/Sources/Playground.cpp | 30 ++++++++++++++++++++++--------
 1 file changed, 22 insertions(+), 8 deletions(-)

diff --git a/PlaygroundCpp/Sources/Playground.cpp b/PlaygroundCpp/Sources/Playground.cpp
index 37b59f9..73738d3 100644
--- a/PlaygroundCpp/Sources/Playground.cpp
+++ b/PlaygroundCpp/Sources/Playground.cpp
@@ -1,13 +1,27 @@
 #include <iostream>
+using std::cin;
+using std::cout;
 
-int add(int a, int b) {
-	return a + b;
-}
 int main() {
-	int a = 0;
-	int b = 0;
-	std::cin >> a;
-	std::cin >> b;
-	std::cout << add(a, b);
+	int bigger = 0;
+	int biggest = 0;
+	int n;
+	int i;
+	cin >> n;
+
+	for (int j = 0; j < n; j++) {
+		cin >> i;
+		if (i > biggest) {
+			bigger = biggest;
+			biggest = i;
+		} else if (i == biggest) {
+			bigger = i;
+		} else if (i > bigger) {
+			bigger = i;
+		}
+	}
+
+	int64_t prod = (int64_t) bigger * (int64_t) biggest;
+	cout << prod << "\n";
 	return 0;
 }
-- 
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