test/yosupo/String/Z-Algorithm.test.cpp

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Last update: 2023-11-11 17:58:53+09:00
Problem: https://judge.yosupo.jp/problem/zalgorithm

Depends on

Code

#define PROBLEM "https://judge.yosupo.jp/problem/zalgorithm"

#include "../../../template/template.hpp"

#include "../../../string/z-algorithm.hpp"

int main(){
  cin.tie(nullptr);
  ios::sync_with_stdio(false);
  string s;
  cin >> s;
  for(const int x : z_algo(s)) cout << x << " ";
  cout << "\n";
}

#line 1 "test/yosupo/String/Z-Algorithm.test.cpp"
#define PROBLEM "https://judge.yosupo.jp/problem/zalgorithm"

#line 1 "template/template.hpp"
#include <iostream>
#include <cmath>
#include <string>
#include <vector>
#include <algorithm>
#include <tuple>
#include <cstdint>
#include <cstdio>
#include <map>
#include <queue>
#include <set>
#include <stack>
#include <deque>
#include <bitset>
#include <cctype>
#include <climits>
#include <functional>
#include <cassert>
#include <numeric>
#include <cstring>
#define rep(i, n) for(int i = 0; i < (n); i++)
#define per(i, n) for(int i = (n) - 1; i >= 0; i--)
using ll = long long;
#define vi vector<int>
#define vvi vector<vi>
#define vl vector<ll>
#define pii pair<int, int>
#define pll pair<ll, ll>
#define all(a) (a).begin(), (a).end()
#define rall(a) (a).rbegin(), (a).rend()
constexpr int mod = 1000000007;
using namespace std;
template<class T, class U>
bool chmax(T &a, const U &b){ return a < b ? (a = b, 1) : 0; }
template<class T, class U>
bool chmin(T &a, const U &b){ return a > b ? (a = b, 1) : 0; }
#line 4 "test/yosupo/String/Z-Algorithm.test.cpp"

#line 1 "string/z-algorithm.hpp"
vector<int> z_algo(const string &s){
  const int n = s.size();
  vector<int> z(n);
  z[0] = n;
  int i = 1, j = 0;
  while(i < n){
    while(i + j < n && s[j] == s[i + j]) j++;
    z[i] = j;
    if(!j){
      i++;
      continue;
    }
    int k = 1;
    while(k < j && z[k] + k < j) z[i + k++] = z[k];
    i += k;
    j -= k;
  }
  return z;
}
#line 6 "test/yosupo/String/Z-Algorithm.test.cpp"

int main(){
  cin.tie(nullptr);
  ios::sync_with_stdio(false);
  string s;
  cin >> s;
  for(const int x : z_algo(s)) cout << x << " ";
  cout << "\n";
}