From 6ed18289c89eaff3557907df63cf58bd2009b3ee Mon Sep 17 00:00:00 2001
From: Julien Dessaux
Date: Tue, 7 Dec 2021 14:26:36 +0100
Subject: Added the first days

---
 2021/02/first.b98  |    5 +
 2021/02/first.go   |   42 +++
 2021/02/input      | 1000 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2021/02/second.b98 |    5 +
 2021/02/second.go  |   44 +++
 5 files changed, 1096 insertions(+)
 create mode 100644 2021/02/first.b98
 create mode 100644 2021/02/first.go
 create mode 100644 2021/02/input
 create mode 100644 2021/02/second.b98
 create mode 100644 2021/02/second.go

(limited to '2021/02')

diff --git a/2021/02/first.b98 b/2021/02/first.b98
new file mode 100644
index 0000000..fd7a917
--- /dev/null
+++ b/2021/02/first.b98
@@ -0,0 +1,5 @@
+v                      pos in 0,0, depth in 1,0
+>00p10p>#;~:'f-#v_$&00g+00p     v@,a.*g01g00;
+                >'d-#v_$&10g+10pv
+                     >&10g\-10p v
+       ^         ;,a.g01.g00; ~ <  # we do not forget to strip the \n from the input
diff --git a/2021/02/first.go b/2021/02/first.go
new file mode 100644
index 0000000..1550bcb
--- /dev/null
+++ b/2021/02/first.go
@@ -0,0 +1,42 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func main() {
+	f, err := os.Open("input")
+	if err != nil {
+		log.Fatalf("%+v", err)
+	}
+	defer f.Close()
+
+	scanner := bufio.NewScanner(f)
+	scanner.Split(bufio.ScanLines)
+
+	pos := 0
+	depth := 0
+	for scanner.Scan() {
+		elts := strings.Split(scanner.Text(), " ")
+		i, err := strconv.Atoi(elts[1])
+		if err != nil {
+			log.Fatalf("%+v", err)
+		}
+		switch elts[0] {
+		case "forward":
+			pos += i
+		case "down":
+			depth += i
+		case "up":
+			depth -= i
+		default:
+			panic(elts[0])
+		}
+	}
+	fmt.Println(pos * depth)
+}
diff --git a/2021/02/input b/2021/02/input
new file mode 100644
index 0000000..594c25f
--- /dev/null
+++ b/2021/02/input
@@ -0,0 +1,1000 @@
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+down 9
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diff --git a/2021/02/second.b98 b/2021/02/second.b98
new file mode 100644
index 0000000..2c5504c
--- /dev/null
+++ b/2021/02/second.b98
@@ -0,0 +1,5 @@
+v                      pos in 0,0, depth in 1,0, aim in 2,0
+>00p10p20p>#;~:'f-#v_$&:00g+00p     v@,a.*g01g00;
+                   >'d-#v_$&20g+20pv>20g*10g+10pv
+                        >&20g\-20p v            <
+          ^         ;,a.g01.g00; ~ << # we do not forget to strip the \n from the input
diff --git a/2021/02/second.go b/2021/02/second.go
new file mode 100644
index 0000000..e6d0e94
--- /dev/null
+++ b/2021/02/second.go
@@ -0,0 +1,44 @@
+package main
+
+import (
+	"bufio"
+	"fmt"
+	"log"
+	"os"
+	"strconv"
+	"strings"
+)
+
+func main() {
+	f, err := os.Open("input")
+	if err != nil {
+		log.Fatalf("%+v", err)
+	}
+	defer f.Close()
+
+	scanner := bufio.NewScanner(f)
+	scanner.Split(bufio.ScanLines)
+
+	aim := 0
+	pos := 0
+	depth := 0
+	for scanner.Scan() {
+		elts := strings.Split(scanner.Text(), " ")
+		i, err := strconv.Atoi(elts[1])
+		if err != nil {
+			log.Fatalf("%+v", err)
+		}
+		switch elts[0] {
+		case "forward":
+			pos += i
+			depth += i * aim
+		case "down":
+			aim += i
+		case "up":
+			aim -= i
+		default:
+			panic(elts[0])
+		}
+	}
+	fmt.Println(pos * depth)
+}
-- 
cgit v1.2.3