From b3bfb86563359e935eb48fdde543115acc1fa98d Mon Sep 17 00:00:00 2001
From: David Ashby <delta.mu.alpha@gmail.com>
Date: Tue, 1 Dec 2020 22:19:49 -0500
Subject: [PATCH] make it parallel, not that it makes it much faster

---
 01/main.go | 25 ++++++++++++++++---------
 1 file changed, 16 insertions(+), 9 deletions(-)

diff --git a/01/main.go b/01/main.go
index 5cda322..709c15e 100644
--- a/01/main.go
+++ b/01/main.go
@@ -35,12 +35,15 @@ func partOne() {
 		numbers = append(numbers, i)
 	}
 
+	solution := make(chan int, 1)
 	for i := range numbers {
-		if result := checkTwoSums(numbers[i], numbers[i+1:]); result != 0 {
-			fmt.Println(result)
-			return
-		}
+		go func(a int) {
+			if r := checkTwoSums(numbers[a], numbers[a+1:]); r != 0 {
+				solution <- r
+			}
+		}(i)
 	}
+	fmt.Println(<-solution)
 }
 
 func checkTwoSums(i int, rest []int) int {
@@ -68,14 +71,18 @@ func partTwo() {
 		numbers = append(numbers, i)
 	}
 
+	solution := make(chan int, 1)
+
 	for i := range numbers {
-		for j := range numbers[i+1:] {
-			if result := checkThreeSums(numbers[i], numbers[j], numbers[j+1:]); result != 0 {
-				fmt.Println(result)
-				return
+		go func(a int) {
+			for j := range numbers[a+1:] {
+				if r := checkThreeSums(numbers[a], numbers[j], numbers[j+1:]); r != 0 {
+					solution <- r
+				}
 			}
-		}
+		}(i)
 	}
+	fmt.Println(<-solution)
 }
 
 func checkThreeSums(i int, j int, rest []int) int {