From 92524aa912db99becc1b3446d5b68b9cc089c721 Mon Sep 17 00:00:00 2001 From: Julian Hurst Date: Tue, 3 Dec 2024 16:42:45 +0100 Subject: Initial commit --- 3/3.ha | 31 +++++++++++++++++++++++++++++++ 3/in | 1 + 2 files changed, 32 insertions(+) create mode 100644 3/3.ha create mode 100644 3/in (limited to '3') diff --git a/3/3.ha b/3/3.ha new file mode 100644 index 0000000..f4d3ac5 --- /dev/null +++ b/3/3.ha @@ -0,0 +1,31 @@ +use fmt; +use io; +use os; +use regex; +use strings; +use strconv; + +export fn main() void = { + const in = io::drain(os::stdin)!; + const sin = strings::trim(strings::fromutf8_unsafe(in)); + const re = regex::compile(`mul\([0-9]+,[0-9]+\)`)!; + defer regex::finish(&re); + + const results = regex::findall(&re, sin); + defer regex::result_freeall(results); + let sum = 0; + for (const result .. results) { + for (let r .. result) { + const idx1 = strings::index(r.content, ','); + const idx2 = strings::index(r.content, ')'); + const arg1 = strings::sub(r.content, 4, idx1: size); + const arg2 = strings::sub(r.content, idx1: size + 1, idx2: size); + + const a1 = strconv::stoi(arg1)!; + const a2 = strconv::stoi(arg2)!; + sum += a1 * a2; + fmt::printfln("{} * {} = {}", a1, a2, a1 * a2)!; + }; + }; + fmt::printfln("{}", sum)!; +}; diff --git a/3/in b/3/in new file mode 100644 index 0000000..f274bda --- /dev/null +++ b/3/in @@ -0,0 +1 @@ +xmul(2,4)%&mul[3,7]!@^do_not_mul(5,5)+mul(32,64]then(mul(11,8)mul(8,5)) -- cgit v1.2.3