day 1 in zig aaaaaaaaaa

.gitignore

@@ -1,2 +1,3 @@
 part1
 part2
+*.o

zig/1/part1.zig

@@ -0,0 +1,25 @@
+const std = @import("std");
+
+pub fn main() !void {
+    var file = try std.fs.cwd().openFile("input.txt", .{});
+    defer file.close();
+
+    var a = std.io.bufferedReader(file.reader());
+    var readerStream = a.reader();
+
+    var buf: [32]u8 = undefined;
+    var max: i32 = 0;
+    var cur: i32 = 0;
+    while (try readerStream.readUntilDelimiterOrEof(&buf, '\n')) |line| {
+        if (std.mem.eql(u8, line, "")) {
+            max = std.math.max(max, cur);
+            cur = 0;
+        } else {
+            cur += try std.fmt.parseInt(i32, line, 10);
+        }
+    }
+    max = std.math.max(max, cur);
+    cur = 0;
+
+    std.debug.print("{d}\n", .{max});
+}

zig/1/part2.zig

@@ -0,0 +1,28 @@
+const std = @import("std");
+
+pub fn main() !void {
+    var file = try std.fs.cwd().openFile("input.txt", .{});
+    defer file.close();
+
+    var a = std.io.bufferedReader(file.reader());
+    var readerStream = a.reader();
+
+    var buf: [32]u8 = undefined;
+    var top = [3]i32{ 0, 0, 0 };
+    var cur: i32 = 0;
+    while (try readerStream.readUntilDelimiterOrEof(&buf, '\n')) |line| {
+        if (std.mem.eql(u8, line, "")) {
+            top[0] = std.math.max(top[0], cur);
+            std.sort.sort(i32, &top, {}, std.sort.asc(i32));
+            cur = 0;
+        } else {
+            cur += try std.fmt.parseInt(i32, line, 10);
+        }
+    }
+
+    var sum: i32 = 0;
+    for (top) |val| {
+        sum += val;
+    }
+    std.debug.print("{d}\n", .{sum});
+}