From c98ac83cf7e373bd08caa46af93d8cd093fa782d Mon Sep 17 00:00:00 2001 From: SquidSpirit Date: Mon, 18 Aug 2025 20:48:40 +0800 Subject: [PATCH] feat: add initial implementation of Cargo.toml, Cargo.lock, and lib.rs with subset_xor_sum function --- 1863_sum_of_all_subset_xor_totals/Cargo.lock | 7 +++++++ 1863_sum_of_all_subset_xor_totals/Cargo.toml | 6 ++++++ 1863_sum_of_all_subset_xor_totals/src/lib.rs | 8 ++++++++ 3 files changed, 21 insertions(+) create mode 100644 1863_sum_of_all_subset_xor_totals/Cargo.lock create mode 100644 1863_sum_of_all_subset_xor_totals/Cargo.toml create mode 100644 1863_sum_of_all_subset_xor_totals/src/lib.rs diff --git a/1863_sum_of_all_subset_xor_totals/Cargo.lock b/1863_sum_of_all_subset_xor_totals/Cargo.lock new file mode 100644 index 0000000..bea4f00 --- /dev/null +++ b/1863_sum_of_all_subset_xor_totals/Cargo.lock @@ -0,0 +1,7 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +version = 4 + +[[package]] +name = "sum_of_all_subset_xor_totals" +version = "0.1.0" diff --git a/1863_sum_of_all_subset_xor_totals/Cargo.toml b/1863_sum_of_all_subset_xor_totals/Cargo.toml new file mode 100644 index 0000000..6606837 --- /dev/null +++ b/1863_sum_of_all_subset_xor_totals/Cargo.toml @@ -0,0 +1,6 @@ +[package] +name = "sum_of_all_subset_xor_totals" +version = "0.1.0" +edition = "2024" + +[dependencies] diff --git a/1863_sum_of_all_subset_xor_totals/src/lib.rs b/1863_sum_of_all_subset_xor_totals/src/lib.rs new file mode 100644 index 0000000..9b5695a --- /dev/null +++ b/1863_sum_of_all_subset_xor_totals/src/lib.rs @@ -0,0 +1,8 @@ +pub struct Solution; + +impl Solution { + pub fn subset_xor_sum(nums: Vec) -> i32 { + let or_sum = nums.iter().fold(0, |acc, &num| acc | num); + or_sum << (nums.len() - 1) + } +}