solutions day1 and day2

1 files changed, 39 insertions, 0 deletions

diff --git a/main.zig b/main.zig
new file mode 100644
index 0000000..4facde2
--- /dev/null
+++ b/main.zig
@@ -0,0 +1,39 @@
+const std = @import("std");
+const print = std.debug.print;
+
+const day01 = @import("src/day01.zig");
+const day02 = @import("src/day02.zig");
+
+const Day = enum { day01, day02 };
+
+pub fn main() !void {
+    if (std.os.argv.len != 3) {
+        print("Usage: {s} <day> <part> < <input> \n", .{std.os.argv[0]});
+        return;
+    }
+
+    const stdin = std.io.getStdIn();
+
+    var gpa = std.heap.GeneralPurposeAllocator(.{}){};
+    const allocator = gpa.allocator();
+    defer {
+        _ = gpa.deinit();
+    }
+
+    const stat = try stdin.stat();
+    const buffer = try stdin.readToEndAlloc(allocator, stat.size);
+    defer allocator.free(buffer);
+
+    const args = try std.process.argsAlloc(allocator);
+    defer std.process.argsFree(allocator, args);
+
+    const day = std.meta.stringToEnum(Day, args[1]) orelse {
+        print("Not valid day or day not yet implemented\n: {s}", .{args[1]});
+        return;
+    };
+
+    try switch (day) {
+        .day01 => day01.solve(args[2], buffer, allocator),
+        .day02 => day02.solve(args[2], buffer),
+    };
+}