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input/code.cpp: In function 'int main()':
input/code.cpp:50:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |   for (int ii = 0; ii < clev.size() - 1; ii++) {
      |                    ~~~^~~~~~~~~~~~~~~~~

#include <bits/stdc++.h>
#define ll long long

std::vector<ll> brute(std::string &stri) {
  ll le = stri.size();
  std::vector<ll> ret(le, 0);
  ret[0] = le;

  for (ll ii = 0; ii < le; ii++) {
    ll counter = 0;
    for (ll jj = 0; jj < le - ii; jj++) {
      if (stri[ii + jj] != stri[jj]) {
        break;
      }
      counter++;
    }
    ret[ii] = counter;
  }
  return ret;
}

std::vector<ll> clever(std::string &stri) {
  ll le = stri.size();
  std::vector<ll> ret(le, 0);
  ret[0] = le;

  ll xx = 0;
  ll yy = 0;
  for (ll ii = 0; ii < le; ii++) {
    ret[ii] = std::max(0LL, std::min(yy - ii + 1, ret[ii - xx]));
    while (ii + ret[ii] < le && stri[ret[ii]] == stri[ii + ret[ii]]) {
      xx = ii;
      yy = ii + ret[ii];
      ret[ii]++;
    }
  }
  return ret;
  return std::vector<ll>();
}

int main() {
  std::string input;
  std::cin >> input;

  // std::vector<ll> brut = brute(input);
  std::vector<ll> clev = clever(input);
  // if (brut != clev) {
  //   std::cout << "WRÖNG" << std::endl;
  // }
  for (int ii = 0; ii < clev.size() - 1; ii++) {
    std::cout << clev[ii] << " ";
  }
  std::cout << clev[clev.size() - 1] << std::endl;
  return 0;
}

Test 1

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Test 2

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Test 3

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Test 4

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Test 5

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Test 6

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Test 8

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Test 9

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Test 10

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Test 11

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Test 28

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Test 48

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Test 50

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Test 58

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