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carbon-lang/examples/advent2024/day5_part1.carbon
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Richard SmithandJon Ross-Perkins d2d5c5520b Solutions for advent of code, day 4 - 13. (#4750)
A collection of additional Carbon examples demonstrating current
language capabilities and some limitations of the current state of the
toolchain.

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Co-authored-by: Jon Ross-Perkins <jperkins@google.com>
2025-01-07 19:42:40 +00:00

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// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
// https://adventofcode.com/2024/day/5
import Core library "io";
import library "day5_common";
import library "io_utils";
fn Run() {
var rules: Rules = Rules.Read();
SkipNewline();
var total: i32 = 0;
while (true) {
var page_list: PageList = PageList.Read();
if (page_list.num_pages == 0) {
break;
}
if (page_list.FollowsRules(rules)) {
total += page_list.MiddlePage();
}
}
Core.Print(total);
}