Tifa's CP Library

:heavy_check_mark: src/test_cpverifier/aizu/alds1_14_b.test.cpp

Depends on

Code

#define PROBLEM "https://onlinejudge.u-aizu.ac.jp/courses/lesson/1/ALDS1/all/ALDS1_14_B"

#include "../../code/str/kmp.hpp"

int main() {
  std::ios::sync_with_stdio(false);
  std::cin.tie(nullptr);
  strn s, p;
  std::cin >> s >> p;
  auto _ = tifa_libs::str::kmp(p, s);
  for (auto i : _) std::cout << i << '\n';
  return 0;
}
#line 1 "src/test_cpverifier/aizu/alds1_14_b.test.cpp"
#define PROBLEM "https://onlinejudge.u-aizu.ac.jp/courses/lesson/1/ALDS1/all/ALDS1_14_B"

#line 1 "src/code/str/kmp.hpp"



#line 1 "src/code/util/util.hpp"



#include <bits/stdc++.h>

template <class T>
constexpr T abs(T x) { return x < 0 ? -x : x; }

using i8 = int8_t;
using i16 = int16_t;
using i32 = int32_t;
using i64 = int64_t;
using i128 = __int128_t;
using isz = ptrdiff_t;

using u8 = uint8_t;
using u16 = uint16_t;
using u32 = uint32_t;
using u64 = uint64_t;
using u128 = __uint128_t;
using usz = size_t;

using f32 = float;
using f64 = double;
using f128 = long double;

template <class T>
using ptt = std::pair<T, T>;
template <class T>
using pt3 = std::tuple<T, T, T>;
template <class T>
using pt4 = std::tuple<T, T, T, T>;

template <class T, usz N>
using arr = std::array<T, N>;
template <class T>
using vec = std::vector<T>;
template <class T>
using vvec = vec<vec<T>>;
template <class T>
using v3ec = vec<vvec<T>>;
template <class U, class T>
using vecp = vec<std::pair<U, T>>;
template <class U, class T>
using vvecp = vvec<std::pair<U, T>>;
template <class T>
using vecpt = vec<ptt<T>>;
template <class T>
using vvecpt = vvec<ptt<T>>;

template <class T, class C = std::less<T>>
using pq = std::priority_queue<T, vec<T>, C>;
template <class T>
using pqg = std::priority_queue<T, vec<T>, std::greater<T>>;

using strn = std::string;
using strnv = std::string_view;

using vecu = vec<u32>;
using vvecu = vvec<u32>;
using v3ecu = v3ec<u32>;
using vecu64 = vec<u64>;
using vecb = vec<bool>;
using vvecb = vvec<bool>;

#ifdef ONLINE_JUDGE
#undef assert
#define assert(x) 42
#endif

using namespace std::literals;

constexpr i8 operator""_i8(unsigned long long x) { return (i8)x; }
constexpr i16 operator""_i16(unsigned long long x) { return (i16)x; }
constexpr i32 operator""_i32(unsigned long long x) { return (i32)x; }
constexpr i64 operator""_i64(unsigned long long x) { return (i64)x; }
constexpr isz operator""_iz(unsigned long long x) { return (isz)x; }

constexpr u8 operator""_u8(unsigned long long x) { return (u8)x; }
constexpr u16 operator""_u16(unsigned long long x) { return (u16)x; }
constexpr u32 operator""_u32(unsigned long long x) { return (u32)x; }
constexpr u64 operator""_u64(unsigned long long x) { return (u64)x; }
constexpr usz operator""_uz(unsigned long long x) { return (usz)x; }

inline const auto fn_0 = [](auto&&...) {};


#line 5 "src/code/str/kmp.hpp"

namespace tifa_libs::str {

// @return nxt of pattern
inline vec<i32> kmp_nxt(strnv pattern) {
  i32 n = (i32)pattern.size();
  vec<i32> nxt((u32)n);
  i32 i, j;
#pragma GCC diagnostic ignored "-Wsign-conversion"
  for (nxt[0] = j = -1, i = 1; i < n; nxt[i++] = j) {
    while (~j && pattern[j + 1] != pattern[i]) j = nxt[j];
    if (pattern[j + 1] == pattern[i]) ++j;
  }
#pragma GCC diagnostic warning "-Wsign-conversion"
  return nxt;
}

// find pattern in text
// @return matched position in s
inline vecu kmp(strnv pattern, strnv text) {
  vec<i32> nxt = kmp_nxt(pattern);
  vecu ret;
  i32 n = (i32)pattern.size(), m = (i32)text.size();
  i32 i, j;
#pragma GCC diagnostic ignored "-Wsign-conversion"
  for (j = -1, i = 0; i < m; ++i) {
    while (~j && pattern[j + 1] != text[i]) j = nxt[j];
    if (pattern[j + 1] == text[i]) ++j;
    if (j == n - 1) {
      ret.push_back(i - n + 1);
      j = nxt[j];
    }
  }
#pragma GCC diagnostic warning "-Wsign-conversion"
  return ret;
}

}  // namespace tifa_libs::str


#line 4 "src/test_cpverifier/aizu/alds1_14_b.test.cpp"

int main() {
  std::ios::sync_with_stdio(false);
  std::cin.tie(nullptr);
  strn s, p;
  std::cin >> s >> p;
  auto _ = tifa_libs::str::kmp(p, s);
  for (auto i : _) std::cout << i << '\n';
  return 0;
}

Test cases

Env Name Status Elapsed Memory
g++-12 00_sample_00.in :heavy_check_mark: AC 10 ms 4 MB
g++-12 01_small_00.in :heavy_check_mark: AC 8 ms 4 MB
g++-12 01_small_01.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 01_small_02.in :heavy_check_mark: AC 8 ms 4 MB
g++-12 01_small_03.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 02_rand_00.in :heavy_check_mark: AC 8 ms 4 MB
g++-12 02_rand_01.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 02_rand_02.in :heavy_check_mark: AC 8 ms 4 MB
g++-12 02_rand_03.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 02_rand_04.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 02_rand_05.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 02_rand_06.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 02_rand_07.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 03_large_00.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 03_large_01.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 03_large_02.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 03_large_03.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 03_large_04.in :heavy_check_mark: AC 13 ms 4 MB
g++-12 03_large_05.in :heavy_check_mark: AC 13 ms 4 MB
g++-12 03_large_06.in :heavy_check_mark: AC 12 ms 4 MB
g++-12 03_large_07.in :heavy_check_mark: AC 11 ms 5 MB
g++-12 03_large_08.in :heavy_check_mark: AC 13 ms 4 MB
g++-12 03_large_09.in :heavy_check_mark: AC 11 ms 5 MB
g++-12 04_embedded_00.in :heavy_check_mark: AC 15 ms 5 MB
g++-12 04_embedded_01.in :heavy_check_mark: AC 14 ms 4 MB
g++-12 04_embedded_02.in :heavy_check_mark: AC 11 ms 4 MB
g++-12 04_embedded_03.in :heavy_check_mark: AC 11 ms 4 MB
g++-12 04_embedded_04.in :heavy_check_mark: AC 11 ms 5 MB
g++-12 04_embedded_05.in :heavy_check_mark: AC 11 ms 5 MB
g++-12 05_corner_00.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 05_corner_01.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 05_corner_02.in :heavy_check_mark: AC 9 ms 4 MB
g++-12 05_corner_03.in :heavy_check_mark: AC 57 ms 10 MB
g++-12 05_corner_04.in :heavy_check_mark: AC 61 ms 11 MB
g++-12 05_corner_05.in :heavy_check_mark: AC 14 ms 4 MB
g++-12 05_corner_06.in :heavy_check_mark: AC 11 ms 5 MB
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