hatsusato

#include <cstdint>

using u64 = std::uint64_t;

// a + b
constexpr u64 mod_add(u64 a, u64 b, u64 m) {
  if (~a < b) {
    return (a + b) % m + ~m + 1;
  } else {
    return a + b;

hatsusato

理想のスライドツールの考察

この記事はKMCアドベントカレンダー19日目の記事です。

hatsusato

#ifndef INCLUDE_GUARD_AB644267_F64D_4246_AF44_EA40B259E804
#define INCLUDE_GUARD_AB644267_F64D_4246_AF44_EA40B259E804

#include <functional>
#include <utility>
#include <variant>

namespace hatsusato {
namespace detail {
namespace tag {

hatsusato

#!/bin/bash

# USAGE: _alias_complete_reuse REF CMD
# use the same completion function as REF for CMD
_alias_complete_reuse() {
  (($# == 2)) || return
  complete -p "$1" &>/dev/null || __load_completion "$1"
  $(complete -p "$1" 2>/dev/null || echo false) "$2"
}

hatsusato

#!/bin/bash

_cd_history_show() {
  local i=0 dir list=()
  for ((i=0; ; i++)); do
    dir=$(dirs "$@" +$i 2>/dev/null) || break
    list+=("$dir")
  done
  printf '%s\0' "${list[@]}"
}