feat(day-1): add first part solution

2 files changed, 1015 insertions, 0 deletions

diff --git a/day-1/input.txt b/day-1/input.txt
new file mode 100644
index 0000000..efadc6d
--- /dev/null
+++ b/day-1/input.txt
@@ -0,0 +1,1000 @@
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diff --git a/day-1/script.ts b/day-1/script.ts
new file mode 100644
index 0000000..9e444ba
--- /dev/null
+++ b/day-1/script.ts
@@ -0,0 +1,15 @@
+import fs from "fs";
+
+const input = fs.readFileSync("./input.txt").toString();
+
+const result = input
+  .split("\n")
+  .slice(0, -1)
+  .map((line) => line.match(/\d/g))
+  .reduce((acc, value) => {
+    if (!value)
+      throw new Error(`The string must contain at least one digit ${value}`);
+    return acc + Number(value[0] + value[value.length - 1]);
+  }, 0);
+
+console.log({ result });