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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#249830#7621. Palindromehos_lyricAC ✓1200ms294008kbC++1411.2kb2023-11-12 16:26:042023-11-12 16:26:06

Judging History

你现在查看的是测评时间为 2023-11-12 16:26:06 的历史记录

  • [2023-11-25 19:25:22]
  • 自动重测本题所有获得100分的提交记录
  • 测评结果:AC
  • 用时:1314ms
  • 内存:294040kb
  • [2023-11-12 16:26:06]
  • 评测
  • 测评结果:100
  • 用时:1200ms
  • 内存:294008kb
  • [2023-11-12 16:26:04]
  • 提交

answer

#include <cassert>
#include <cmath>
#include <cstdint>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <algorithm>
#include <bitset>
#include <complex>
#include <deque>
#include <functional>
#include <iostream>
#include <limits>
#include <map>
#include <numeric>
#include <queue>
#include <random>
#include <set>
#include <sstream>
#include <string>
#include <unordered_map>
#include <unordered_set>
#include <utility>
#include <vector>

using namespace std;

using Int = long long;

template <class T1, class T2> ostream &operator<<(ostream &os, const pair<T1, T2> &a) { return os << "(" << a.first << ", " << a.second << ")"; };
template <class T> ostream &operator<<(ostream &os, const vector<T> &as) { const int sz = as.size(); os << "["; for (int i = 0; i < sz; ++i) { if (i >= 256) { os << ", ..."; break; } if (i > 0) { os << ", "; } os << as[i]; } return os << "]"; }
template <class T> void pv(T a, T b) { for (T i = a; i != b; ++i) cerr << *i << " "; cerr << endl; }
template <class T> bool chmin(T &t, const T &f) { if (t > f) { t = f; return true; } return false; }
template <class T> bool chmax(T &t, const T &f) { if (t < f) { t = f; return true; } return false; }
#define COLOR(s) ("\x1b[" s "m")


////////////////////////////////////////////////////////////////////////////////
// SA-IS
//   String: string, vector<int>, vector<long long>
//   if sigma <= n,  O(n) time, O(n) space
//   if sigma >  n,  O(n log n) time, O(n) space
template <class String> vector<int> suffixArrayRec(const String &as) {
  const int n = as.size();
  if (n == 0) return {};
  const auto minmaxA = minmax_element(as.begin(), as.end());
  const auto minA = *minmaxA.first, maxA = *minmaxA.second;
  if (static_cast<unsigned long long>(maxA) - minA >=
      static_cast<unsigned long long>(n)) {
    vector<int> us(n);
    for (int u = 0; u < n; ++u) us[u] = u;
    std::sort(us.begin(), us.end(), [&](int u, int v) -> bool {
      return (as[u] < as[v]);
    });
    int b = 0;
    vector<int> bs(n, 0);
    for (int i = 1; i < n; ++i) {
      if (as[us[i - 1]] != as[us[i]]) ++b;
      bs[us[i]] = b;
    }
    return suffixArrayRec(bs);
  }
  const int sigma = maxA - minA + 1;
  vector<int> pt(sigma + 1, 0), poss(sigma);
  for (int u = 0; u < n; ++u) ++pt[as[u] - minA + 1];
  for (int a = 0; a < sigma; ++a) pt[a + 1] += pt[a];
  // cmp[u] := (as[u, n) < as[u + 1, n))
  vector<bool> cmp(n);
  cmp[n - 1] = false;
  for (int u = n - 1; --u >= 0; ) {
    cmp[u] = (as[u] != as[u + 1]) ? (as[u] < as[u + 1]) : cmp[u + 1];
  }
  // ><,  nn - id (0 <= id < n)
  int nn = 0;
  vector<int> ids(n, 0);
  int last = n;
  vector<int> nxt(n, 0);
  // put ><, from the tail of each bucket
  vector<int> us(n, 0);
  memcpy(poss.data(), pt.data() + 1, sigma * sizeof(int));
  for (int u = n - 1; --u >= 1; ) if (!cmp[u - 1] && cmp[u]) {
    ids[u] = ++nn;
    nxt[u] = last;
    last = u;
    us[--poss[as[u] - minA]] = u;
  }
  // follow > backwards, from the head of each bucket
  memcpy(poss.data(), pt.data(), sigma * sizeof(int));
  us[poss[as[n - 1] - minA]++] = n - 1;
  for (int i = 0; i < n; ++i) {
    const int u = us[i];
    if (u && !cmp[u - 1]) us[poss[as[u - 1] - minA]++] = u - 1;
  }
  // follow < backwards, from the tail of each bucket
  memcpy(poss.data(), pt.data() + 1, sigma * sizeof(int));
  for (int i = n; --i >= 0; ) {
    const int u = us[i];
    if (u && cmp[u - 1]) us[--poss[as[u - 1] - minA]] = u - 1;
  }
  if (nn) {
    int vsLen = 0;
    vector<int> vs(nn);
    for (const int u : us) if (ids[u]) vs[vsLen++] = u;
    int b = 0;
    vector<int> bs(nn, 0);
    for (int j = 1; j < nn; ++j) {
      // as[v1, w1] (< or =) as[v0, w0]
      int v1 = vs[j - 1], v0 = vs[j];
      const int w1 = nxt[v1], w0 = nxt[v0];
      if (w1 - v1 != w0 - v0) {
        ++b;
      } else {
        for (; ; ++v1, ++v0) {
          if (v1 == n) { ++b; break; }
          if (as[v1] != as[v0]) { ++b; break; }
          if (v1 == w1) break;
        }
      }
      bs[nn - ids[vs[j]]] = b;
    }
    for (int u = 0; u < n; ++u) if (ids[u]) vs[nn - ids[u]] = u;
    const auto sub = suffixArrayRec(bs);
    // put ><, from the tail of each bucket
    memset(us.data(), 0, n * sizeof(int));
    memcpy(poss.data(), pt.data() + 1, sigma * sizeof(int));
    for (int j = nn; --j >= 0; ) {
      const int u = vs[sub[j]];
      us[--poss[as[u] - minA]] = u;
    }
    // follow > backwards, from the head of each bucket
    memcpy(poss.data(), pt.data(), sigma * sizeof(int));
    us[poss[as[n - 1] - minA]++] = n - 1;
    for (int i = 0; i < n; ++i) {
      const int u = us[i];
      if (u && !cmp[u - 1]) us[poss[as[u - 1] - minA]++] = u - 1;
    }
    // follow < backwards, from the tail of each bucket
    memcpy(poss.data(), pt.data() + 1, sigma * sizeof(int));
    for (int i = n; --i >= 0; ) {
      const int u = us[i];
      if (u && cmp[u - 1]) us[--poss[as[u - 1] - minA]] = u - 1;
    }
  }
  return us;
}

// us[i]: i-th suffix
// su[u]: index of as[u, n)
// hs[i]: longest common prefix of as[us[i - 1], n) and as[us[i], n)
struct SuffixArray {
  int n;
  bool rmq;
  vector<int> us, su, hs, bsr;
  SuffixArray() : n(0), rmq(false) {}
  SuffixArray(const string &as, bool rmq_) : rmq(rmq_) { build(as); }
  SuffixArray(const vector<int> &as, bool rmq_) : rmq(rmq_) { build(as); }
  SuffixArray(const vector<long long> &as, bool rmq_) : rmq(rmq_) { build(as); }
  template <class String> void build(const String &as) {
    n = as.size();
    us = suffixArrayRec(as);
    su.resize(n + 1);
    for (int i = 0; i < n; ++i) su[us[i]] = i;
    su[n] = -1;
    hs.assign(n, 0);
    for (int h = 0, u = 0; u < n; ++u) if (su[u]) {
      for (int v = us[su[u] - 1]; v + h < n && as[v + h] == as[u + h]; ++h) {}
      hs[su[u]] = h;
      if (h) --h;
    }
    if (rmq) {
      const int logN = n ? (31 - __builtin_clz(n)) : 0;
      hs.resize((logN + 1) * n - (1 << logN) + 1);
      for (int e = 0; e < logN; ++e) {
        int *hes = hs.data() + e * n;
        for (int i = 0; i <= n - (1 << (e + 1)); ++i) {
          hes[n + i] = min(hes[i], hes[i + (1 << e)]);
        }
      }
      bsr.resize(n + 1);
      bsr[0] = -1;
      for (int i = 1; i <= n; ++i) bsr[i] = bsr[i >> 1] + 1;
    }
  }
  // Returns longest common prefix of as[u, n) and as[v, n).
  //   0 <= u, v <= n
  //   Assumes rmq.
  inline int lcp(int u, int v) const {
    if (u == v) return n - u;
    int i = su[u], j = su[v];
    if (i > j) swap(i, j);
    const int e = bsr[j - i];
    return min(hs[e * n + i + 1], hs[e * n + j + 1 - (1 << e)]);
  }
};
////////////////////////////////////////////////////////////////////////////////

// alphabet is [OFFSET, OFFSET + SIZE), with sentinel (OFFSET - 1)
template <class T, int SIZE, T OFFSET> struct Pam {
  struct Node {
    // ts[pos, pos + len]: suffix when created
    // fail: longest proper palindromic suffix
    int len, pos, fail;
    int nxt[SIZE];
  };

  // nodes[0]: length 0  (also means null in nxt)
  // nodes[1]: length -1
  // nodes[2, nodesLen): non-empty palindromic substring
  // suf: node for longest palindromic suffix
  int nodesLen, suf;
  vector<Node> nodes;
  // current whole string: ts[0, r)  (0 <= r <= nR)
  int nR, r;
  vector<T> tsBuffer;
  T *ts;

  Pam(int nR_) : nR(nR_) {
    nodesLen = 2;
    suf = 0;
    nodes.resize(2 + nR);
    nodes[0].len =  0; nodes[0].pos = 0; nodes[0].fail = 1;
    nodes[1].len = -1; nodes[1].pos = 0; nodes[1].fail = 1;
    memset(nodes[0].nxt, 0, sizeof(nodes[0].nxt));
    memset(nodes[1].nxt, 0, sizeof(nodes[1].nxt));
    r = 0;
    tsBuffer.assign(1 + nR, OFFSET - 1);
    ts = tsBuffer.data() + 1;
  }
  const Node &operator[](int u) const {
    return nodes[u];
  }

  void pushBack(T t) {
    assert(r < nR);
    const int a = t - OFFSET;
    ts[r++] = t;
    for (; ts[r - 2 - nodes[suf].len] != t; suf = nodes[suf].fail) {}
    Node &f = nodes[suf];
    if (!f.nxt[a]) {
      Node &g = nodes[nodesLen];
      g.len = f.len + 2; g.pos = r - g.len;
      int v = f.fail;
      for (; ts[r - 2 - nodes[v].len] != t; v = nodes[v].fail) {}
      g.fail = nodes[v].nxt[a];
      memset(g.nxt, 0, sizeof(g.nxt));
      f.nxt[a] = nodesLen++;  // this needs to be after setting g.fail
    }
    suf = f.nxt[a];
  }

  void dfsPrint(ostream &os, int u, const string &branch, int type) const {
    const Node &f = nodes[u];
    os << branch << ((type == 0) ? "" : (type == 1) ? "|-- " : "`-- ");
    if (f.len <= 0) {
      os << "(" << f.len << ")";
    } else {
      for (int i = f.pos; i < f.pos + f.len; ++i) os << ts[i];
    }
    os << " " << u << " " << f.fail;
    // debug here
    os << "\n";
    int a0 = -1;
    for (int a = 0; a < SIZE; ++a) if (f.nxt[a]) a0 = a;
    for (int a = 0; a < SIZE; ++a) if (f.nxt[a]) {
      dfsPrint(os, f.nxt[a],
               branch + ((type == 0) ? "" : (type == 1) ? "|   " : "    "),
               (a == a0) ? 2 : 1);
    }
  }
  friend ostream &operator<<(ostream &os, const Pam &pam) {
    pam.dfsPrint(os, 0, "  ", 0);
    pam.dfsPrint(os, 1, "", 0);
    return os;
  }
};

////////////////////////////////////////////////////////////////////////////////


int N;
char S[500'010];

constexpr int E = 20;
int ppar[E][1 << E];

int main() {
  for (; ~scanf("%d%s", &N, S); ) {
    string cat = S;
    for (int i = N; --i >= 0; ) cat += S[i];
    const SuffixArray sa(cat, true);
    
    Pam<char, 26, 'a'> pam(2 * N);
    vector<int> us(2 * N + 1, 0);
    for (int i = 0; i < N; ++i) {
      pam.pushBack(S[i]);
      us[i + 1] = pam.suf;
    }
    for (int i = N; --i >= 0; ) {
      pam.pushBack(S[i]);
      us[2 * N - i] = pam.suf;
    }
// cerr<<pam<<endl;
// cerr<<"us = "<<us<<endl;
    for (int u = 0; u < pam.nodesLen; ++u) {
      ppar[0][u] = pam[u].fail;
    }
    for (int e = 0; e < E - 1; ++e) {
      for (int u = 0; u < pam.nodesLen; ++u) {
        const int p = ppar[e][u];
        ppar[e + 1][u] = (~p) ? ppar[e][p] : -1;
      }
    }
    
    int Q;
    scanf("%d", &Q);
    for (; Q--; ) {
      int L, R;
      scanf("%d%d", &L, &R);
      --L;
      
      const int a = sa.lcp(L, 2 * N - R);
// cerr<<COLOR("33")<<L<<" "<<R<<" "<<string(S+L,S+R)<<": "<<a<<COLOR()<<endl;
      if (a >= R - L) {
        puts("0 0");
      } else {
        assert(L + a < R - a);
        auto calc = [&](int u) -> int {
          for (int e = E; --e >= 0; ) {
            const int p = ppar[e][u];
            if (pam[p].len > (R - L) - 2 * a) {
              u = p;
            }
          }
          if (pam[u].len > (R - L) - 2 * a) {
            u = ppar[0][u];
          }
          return pam[u].len;
        };
        const int bL = calc(us[2 * N - (L + a)]);
        const int bR = calc(us[R - a]);
// cerr<<"  "<<string(S+(L+a),S+(R-a))<<", bL = "<<bL<<", bR = "<<bR<<endl;
        const int b = max(bL, bR);
        int way = 0;
        if (b == bL) {
          // reduce suffix
          way += 1 + min(sa.lcp(L + a + b, R - a), a);
        }
        if (b == bR) {
          // reduce prefix
          way += 1 + min(sa.lcp(2 * N - (R - a - b), 2 * N - (L + a)), a);
        }
        printf("%d %d\n", (R - L) - 2 * a - b, way);
      }
    }
  }
  return 0;
}

这程序好像有点Bug,我给组数据试试?

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 42748kb

input:

5 abcca
3
1 5
3 4
3 5

output:

1 1
0 0
1 1

result:

ok 3 lines

Test #2:

score: 0
Accepted
time: 0ms
memory: 42744kb

input:

5 babdb
2
1 4
3 4

output:

1 1
1 2

result:

ok 2 lines

Test #3:

score: 0
Accepted
time: 0ms
memory: 44804kb

input:

50 gqlggjglsqlgjflqflqfwfqqfqqffwfqlfwfqlwgsllsgwlqga
3262
26 32
22 28
10 17
9 28
39 47
14 18
18 35
15 31
22 49
15 21
15 23
12 45
1 49
3 13
18 24
14 23
19 26
21 27
1 46
17 34
23 32
13 26
15 43
39 46
17 28
40 49
14 44
3 37
4 15
20 39
1 17
1 17
1 17
17 34
1 17
1 17
1 17
17 34
1 17
17 34
17 34
1 17
17 ...

output:

2 1
0 0
7 2
13 1
1 1
4 2
17 2
14 1
21 1
6 2
4 1
28 2
35 3
10 2
5 1
5 1
2 2
2 1
38 1
1 2
5 3
11 1
26 2
0 0
5 2
4 2
27 1
34 2
10 1
17 1
16 2
16 2
16 2
1 2
16 2
16 2
16 2
1 2
16 2
1 2
1 2
16 2
1 2
16 2
1 2
1 2
16 2
16 2
1 2
16 2
16 2
16 2
16 2
1 2
1 2
1 2
1 2
16 2
1 2
1 2
16 2
1 2
1 2
16 2
1 2
16 2
1 2...

result:

ok 3262 lines

Test #4:

score: 0
Accepted
time: 0ms
memory: 45052kb

input:

95 fqoywgnlyjyzpyyyszsnsyzpzqldyqlyjdlnqsyzzqzzssszzqzzysqszjylqdlllldzqlyjzsnsyusqzzzsszzsszzzqso
8421
11 89
11 70
41 42
79 94
62 67
37 55
73 90
78 92
4 77
14 16
13 86
36 45
6 21
37 93
16 56
27 72
9 39
73 82
48 80
20 94
63 83
6 85
37 55
20 37
37 55
37 55
20 37
20 37
20 37
37 55
20 37
20 37
37 55
37...

output:

73 1
59 2
1 2
0 0
0 0
0 0
10 3
3 1
69 1
0 0
70 1
9 2
13 1
38 2
38 1
45 2
28 3
5 1
28 1
59 1
17 1
78 1
0 0
17 2
0 0
0 0
17 2
17 2
17 2
0 0
17 2
17 2
0 0
0 0
0 0
17 2
17 2
0 0
17 2
0 0
0 0
17 2
0 0
17 2
17 2
17 2
17 2
0 0
0 0
17 2
17 2
17 2
0 0
17 2
17 2
17 2
0 0
17 2
17 2
0 0
17 2
0 0
17 2
17 2
17 2
...

result:

ok 8421 lines

Test #5:

score: 0
Accepted
time: 3ms
memory: 42848kb

input:

273 byqssdbrubbububbhsrssusdrbbdubbfqrfdsbsqshbbbdsruqfsdusbqbubbsrqssudhrquqrhduhhhbhubbubbsbhrfsfrdsduqbsrsssbdhfqusubhsbudbhubsbfbsbbbrsubbhhsqbudsdubqshhbbusrbbbsbfbsbuhbdubshbusuqfhdbsssrsbqudsdrfsfrhbsbbubbuhbbfbbrdsfrdsddsbbqrfdbubfuhbbbhsbuuddbrbhuhrffqrbbdbqdrqqbfudqs
8827
28 168
33 273
125...

output:

96 1
240 2
61 1
58 1
86 1
94 1
19 2
13 2
171 2
191 1
37 2
33 1
36 1
90 1
13 1
42 2
64 1
95 1
7 1
231 1
193 1
100 1
5 1
111 2
203 2
73 1
5 1
37 1
35 2
34 1
34 1
34 1
34 1
34 1
34 1
34 1
34 1
34 1
34 1
35 2
34 1
34 1
34 1
34 1
35 2
35 2
35 2
34 1
35 2
34 1
35 2
35 2
35 2
34 1
34 1
34 1
34 1
34 1
34 1
...

result:

ok 8827 lines

Test #6:

score: 0
Accepted
time: 21ms
memory: 42944kb

input:

1630 gpdmjhvkfrxglffvjgghhtjujfrktintghhwunzwwufktxvuobnkajinjrkrubtrxfwvverhgkfcxkhpldpalxfwesrwnzjnjggvbtffgtagwmgrbrakjggedtjyhwkjclkyftdtlszfwdsjolwfjbwisftbfxumytlglgeaemklejwjytwhadqjwstzmqfzrfnyjmnhhkrmnsaabkgffggmazoemaznnwkrwjzajwgkftkhsbswmrytnnljynfkzjjwzrstlqdjwnfyawreltmeaeglkjtymafffgl...

output:

388 2
300 1
806 1
13 2
518 1
1079 2
570 2
759 2
440 2
701 1
0 0
6 1
1019 1
28 1
930 2
575 2
36 1
647 1
455 1
156 2
188 2
1151 1
252 2
1281 2
218 2
423 1
423 2
318 1
1053 2
366 2
754 1
1110 1
197 2
144 1
266 1
537 2
644 2
180 2
808 2
1274 1
133 1
271 1
1014 2
366 1
498 2
855 2
108 2
199 2
201 1
475 1...

result:

ok 64835 lines

Test #7:

score: 0
Accepted
time: 196ms
memory: 143868kb

input:

242681 nuvwtjlknjuypqzgbbkqljrojspjdoiesidzihlfiouurvgykdvvwyonssgajdkcobgyezfmetbjbrhiuveczngqjgbndmqwckapzuoborgyoixplzxpmptqpfdkokdpjuagixkjurccreyaaeyvpduutxqsmvtgtlfeugbvxmnmtfjxqnnvnkzcqacpwqsfjwlpfuemheleqlfzdqnrmvnnqifrtugyikhdlmwxtjalxexfdusvzqfecsyyrcnxrvgkjjkilvaqjiylbxlrfktnlxunnwjdftvxw...

output:

83044 1
37882 2
216157 2
48382 1
10896 2
176055 2
105310 2
155181 2
81628 1
18757 2
43985 1
18517 1
77084 1
60712 1
60844 1
3686 1
28003 1
16940 1
109452 1
227172 2
19371 1
74520 1
205350 2
9148 2
36108 2
56490 2
213082 2
36744 2
33340 1
64057 1
50728 2
4440 2
9544 2
38310 2
50945 2
7694 2
95347 1
9...

result:

ok 108152 lines

Test #8:

score: 0
Accepted
time: 94ms
memory: 158592kb

input:

180103 qwfrakvhsdleaugctbpvricopqgvnlrehvkpwerwmuxmcvievsfwckmdgferkwupuclsppcwkrrmkphflwsrobnphvfblplpqoriniddagiamlmbueympfijmexgjqodqpzzmxqvkvdturtgryppbojfhdiwmqllanylzqpmirzykccrwclylcejxejnnfmilusxgkouzikivzjgdmlsjtpogssfflroagwzrxxaroxernwhgknnlyoiuiplpkeagxqdsjfmabgmxfwjrdwalkydubsuilywjopqx...

output:

36 2
23992 2
62392 1
9269 1
34734 2
85369 2
20691 2
1030 1
83979 1
123117 2
89661 2
155084 2
10317 1
1934 1
12145 2
4175 2
47274 1
35439 1
96980 2
72256 1
25986 1
41548 1
818 2
11184 1
24031 2
45793 1
14250 2
89381 2
17294 1
84621 1
40414 2
55400 1
8323 2
25646 2
714 2
32042 1
58243 1
77992 1
18882 ...

result:

ok 37053 lines

Test #9:

score: 0
Accepted
time: 169ms
memory: 71832kb

input:

73372 mehadcsrhwawmxbxvvxifuynioutljndybapfdksfdeveztcckdskevoszwwnsgddzdtfwgkutzxnyfvxreojsuihgikqzevlcucghiwsfrgkzeqtsqirlpmmotugmcyfyvvuzupctonsrhjjyvzqqngeclnzrufmkfponiuqhccufaoeultlwnqkzwtvirzkznvjmpmhuhabjumdzbcwzqkednbftjezuhhpsdrjoixuodbnylovfouqosbhsloyzzvfmbemghgucwbzskhijtnkcxpwwudheiqya...

output:

1460 2
12675 1
40437 1
43220 1
8004 2
19049 1
28796 1
63645 2
39662 2
3277 2
16125 2
1570 1
11919 1
34196 1
9732 2
6417 2
17545 1
23590 2
47081 2
31666 2
7006 2
12116 1
42893 1
3318 1
55561 1
7436 1
5446 1
149 2
5348 2
16859 1
13004 1
22913 2
11114 1
4882 2
13019 1
3067 1
44996 1
9517 2
16829 2
2719...

result:

ok 224618 lines

Test #10:

score: 0
Accepted
time: 230ms
memory: 118696kb

input:

186088 bxwcogtrxvazjmagnlvigjzocjrleehmugtdsfwqfyqtgyvakswmwdulujtikjwawswnbmjpzhrsfnocciwuvhnnkekjkftskwokihunshpelsagdtwphczbdjzrjxhgygatpziuukhzjgqjjoalgrzmozauezjnbpljzqllkeognywybodbhfnjpksvwikpgcxpjrrjxhmhszlezdwouaeuxtgpupbhlmtwdjyrwuxgxzonmsunmryapxnuoicapisawessxbvdwrwqlafdabnsihkhlxgszuobj...

output:

18108 1
32696 2
30914 2
119897 2
31752 1
75298 2
78498 1
42110 2
143396 1
1132 2
163178 2
4096 2
948 1
56404 1
68376 1
10237 2
94467 1
101883 1
8666 1
151812 2
74144 2
66102 1
72213 2
4053 2
16411 1
27608 1
15003 2
176714 2
62891 2
78697 2
20178 2
94239 1
75452 2
2379 2
118246 2
4684 2
58526 1
51779...

result:

ok 172922 lines

Test #11:

score: 0
Accepted
time: 277ms
memory: 118952kb

input:

186410 ojchhvgbrjsztaoafyjhyfqggvmvjzwrtwnmogssbntvkvqhhtwzasnvndmqpchuvqqevtlobrornktvmemunbmyhvvjyhlcrvlwbqtvqgdpzlrdnclxcxkizmhxjxldaloqoitfndvkhnwfemqmvjlsjzuxhrofhhnmugqcreurwdbsqbuqnfcajnpdftlntmjfeviiaebjkcwxnszstwyjnhwegcltalytuksezobgotzonpibxrnajrxxcrcmhxacyxhghbmlbgeccfgetgorsokiutfnvbium...

output:

16856 1
71655 2
83151 1
2075 2
3199 1
90981 1
51907 1
20486 1
41939 1
4637 1
8199 2
61726 2
38456 1
56904 1
21357 1
33586 1
15873 2
40636 1
17730 1
83981 2
19237 2
39632 1
35226 1
9114 1
39309 1
67049 1
3720 2
82968 1
50575 2
34133 2
4566 2
15440 2
31468 2
7908 1
37504 1
76914 1
17951 1
5141 2
55150...

result:

ok 219919 lines

Test #12:

score: 0
Accepted
time: 92ms
memory: 176208kb

input:

219911 emslzelqkdqnfzzpqymsagwiidrlsycvfxfnayhtswbmguhobocnxgbifwqmtjdfvfqbjimptekcnuornjajduukeixeheuzncviysiijtlngtggedpcgdmdeakwwuxjvgccbhxqfzbtxitfqvuktfwfpduwozrbbsshrdnwfvqmsewgifgocchkxpylnpwqiqxgoiqdhrgxjwdgebmljhvreclzavaggsltebavidgvtwkbyzafxoyyxwnczpfdbasqcugbsfauaaqpwhgybnqtkywiutudrxwrk...

output:

1910 1
57927 2
0 0
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4758 1
4...

result:

ok 111910 lines

Test #13:

score: 0
Accepted
time: 213ms
memory: 52964kb

input:

27591 qoamkvpkhebzvrlmbrhtyobcauixphhughiosaymkjwgvzeleiihphqjljdyxwmauixecqirqvgdkggnrouvmsknplfyqzupozdogbjhlvtmhhipthoohtkuefvevjtonyaxkkvaydtckbfswhbowtwgoiwrmriodgzdzbbgzuvmcxsxhkkmrxbomuovbfrudedgcgpnthijskseiuswhsjqchnmxxaiyjmwluhlybvrhlsdejiqlqswbalxrslxsfmtzpshngxrudibpxqrisgveoyhczmydkxvym...

output:

2337 2
11280 1
2120 1
7631 1
15249 1
12389 1
2491 1
701 1
12413 2
4742 1
3119 1
3845 1
241 1
2242 1
2976 2
1942 1
17140 2
9309 2
319 1
2487 1
9295 1
7747 2
1566 2
343 1
2848 2
16762 2
1031 2
8117 2
1280 1
6269 2
3941 1
11367 1
678 1
5591 2
9710 1
4459 1
11616 1
2066 2
2380 1
4209 2
6821 1
6895 1
286...

result:

ok 246741 lines

Test #14:

score: 0
Accepted
time: 216ms
memory: 226100kb

input:

341125 bjqwhatbyjvcngipxliiyuijsjrjxwzthvhjchimmogzhyzzljdbbczxodxncpyynadfkjvjbbbsaixetwghtrkltyulbzpgjkaapbfiifelylfchmucgvqnzotpttltvvmykzqnsoecbjxauzebuveqfzkboboqagcispceyymhalospakelzhefprccpyjhwwwituaikrtdejyfpvxnmzpubeeddtiutlombedfkiqkytygyhejqmxzfuzhsnjqtakbcofgmfiemkmgzklqowgtaaqfmscgqypj...

output:

42658 2
24213 2
46758 2
40638 2
35799 2
21163 1
30618 1
79653 2
64601 2
37538 2
29919 1
72152 1
66691 2
27081 1
31116 1
304408 1
25602 1
60614 2
122304 1
101913 2
14577 1
51665 1
65739 1
33235 1
91654 1
60465 2
7624 2
110716 1
23286 2
19248 2
30402 1
136250 1
19871 1
51645 1
287756 2
23703 1
27572 2...

result:

ok 254470 lines

Test #15:

score: 0
Accepted
time: 211ms
memory: 178152kb

input:

230956 ickghckqwfctpfezebvddraiypwzfkwowntqjvzoggowxcsvdjfqyohfijsmarguyitysnqbxfqlqbedbezmshickgoeiqnonxobfakhlzkllytezozcnjcclrhuscvdyickhagzoszoioylpsaliembknmhsufbttnnxqskmjavhjdfcnjqjkgszavgpiothnhqxptqjptzplbefpbiqkbaqjnqqjsedcspqimscrnbqxvlerdjkgamyvzpcedkemfedghtbgcsshufuntyrqgjzdhlostohexdx...

output:

26052 1
71434 1
1169 2
38032 1
3940 2
97505 1
37638 2
98861 1
9927 2
72459 1
34568 1
59872 2
3180 1
43380 1
15059 1
87580 1
4370 1
10425 2
32180 2
24344 1
14788 2
70666 1
66862 2
10455 1
32939 1
66572 2
76295 1
16250 2
131590 2
54251 2
92669 2
32912 1
74600 1
90259 2
4324 1
105051 1
11870 1
67918 1
...

result:

ok 270570 lines

Test #16:

score: 0
Accepted
time: 126ms
memory: 159312kb

input:

186071 aurostviurvtoiqoypigphfzrikzcgkmeaxyfcacrfgfjydrrvkdceqtytiltlmsbdrzladsefbgsvvrzlfabpdxkdooihngxhvfqonavyudmrebnmzueivszflrtjskbtxfgtjozblqizihgrqfmmlhyzfxwuqcdockhovkktwzlafxsppkbixemorifpukqynsdhnipgsasthpdwpdyomtuwqrxpcudgwaeipvkjootitghgtixekeobafapvunnipfohipbyygnfvinxtjjjxbczaeylzyxkrh...

output:

34423 1
12829 1
59438 2
35421 1
12255 1
100163 2
41577 2
6774 2
14807 2
104600 2
59322 2
54175 1
46155 1
18036 1
6280 2
10689 2
44895 2
36330 1
829 2
75255 2
14503 2
18365 1
10852 2
90978 1
124489 2
34974 2
54825 1
39876 1
11946 1
141883 2
3108 1
51119 2
120937 2
49211 2
1419 2
28253 1
29689 1
67478...

result:

ok 220760 lines

Test #17:

score: 0
Accepted
time: 0ms
memory: 42876kb

input:

883 uwxjjnxwxyycekwnxjswwvckkijydwykkyknzjxdinwjynwnwyxnkxjkjjkkxksknivknknkwnfwkjkvvekkjkwwjjjnkwxwjxkeejnxyevxzkxkycyekwzyxjjxywnwssxjvnsxjijkywvjsjnwvvknkjwnnjkkxkfvxwxxkxscsnikwwijjwxnwjswnwyzwwuxyykknjsskjkywvzsjkwusvxwwxuwkkkjwwvjjwsknsywxxkxwkxwwnxyjvkkwnksckxwwzvxjjwxknjsjkjkywfzsjkwusjxxkww...

output:

303 1
193 1
81 2
273 1
73 1
413 2
325 5
283 1
580 1
805 2
275 1
272 2
369 2
104 1
6 2
55 1
121 2
119 2
189 1
790 1
84 1
47 2
270 2
26 2
92 1
0 0
291 1
471 2
147 2
72 1
207 1
124 2
226 2
611 2
73 5
118 1
470 2
451 1
8 1
458 2
815 2
79 1
154 2
451 2
208 1
12 1
18 1
207 4
44 1
854 2
76 2
624 2
293 1
16...

result:

ok 982 lines

Test #18:

score: 0
Accepted
time: 418ms
memory: 281420kb

input:

472761 envwahmuzbjgpbfooqveovgpgcbaizookxzjbsvolqobhgqooppxqyogfkravafjbmpphmuhaspqzbveokgmvmtrvreydvzhnrobjhedpjmlimhhlxflunicljgdbflupeixutyijzgxbogqqmfsiuedrmiahzgrkoakxkizltpebontmiwodbcdgiyontejtuhddqtwwbqeumzlzxdhkxrwrviobkgqjzqxiyktgglrzzybxfzzyphawcgyxrtzofhjtsatadktznxndnpkbbpnjzbgbovpebpjh...

output:

42945 2
57333 2
33037 2
17593 1
3640 2
283278 1
235 1
145834 2
24727 1
62907 1
34843 1
8435 2
209632 2
111930 2
165564 1
27460 2
107039 1
57323 2
42421 1
66110 2
25508 2
50677 2
46223 2
224524 2
244787 2
52728 1
16379 1
12113 1
327854 1
154852 1
14554 2
107947 1
120597 1
29922 1
75243 2
67854 1
6966...

result:

ok 316350 lines

Test #19:

score: 0
Accepted
time: 144ms
memory: 45236kb

input:

7581 nhxypwhnsvffyndvpcyikdwvbojfjoklrglgfauutedxurmtbbvbmmfblzosjtgyjxgczcwknxvkmubwabdkbiekjgiislyyprxpuhzozaaxvomyfxvypwtkaxwlbimniknzddkluevaqojgewnnbiicykokqytknohbzcczgziwyzjhvqbwikoejuqwankwnzatneuvfifyzvfokjyifdjkpghjhtjoqyuvaznibylhsounbogylainkhujrwiwbyonhkykhonkuqnwjxaboukftykzjddwwoaxpbo...

output:

3512 1
2504 2
140 2
3722 1
1516 2
2471 1
4092 1
4304 1
597 2
448 1
1357 2
1789 2
4747 1
2260 2
20 2
2518 2
2628 2
6316 2
304 1
877 1
1804 1
0 0
6341 1
199 1
5509 1
1583 2
1918 2
3976 1
2679 1
5595 1
3104 2
3809 1
6466 1
6410 1
258 2
894 2
3365 2
1636 2
5163 2
80 2
215 1
2743 2
4962 2
3452 2
965 1
35...

result:

ok 393809 lines

Test #20:

score: 0
Accepted
time: 774ms
memory: 279888kb

input:

467766 mxuayezmqogeshfzwafkdxcltkyqtypxsnpvkxjwtomllsfhbxirmxrbmyyqmwdnkkmweutzdxvkmjuoaloiaopqpgvvydtqsvyovwukjhiwlxszkeohdlyjcdqrzickzoukctdoezzdaclzilbvkavparigpqiatjtkhnigsijkgdxiaudxmbrxpdeipsottlivhxsolknqfiaicdpaykilqhiswtmjsflihogbrjjabzhnsyoafmstrsgcxpgwrttmyhkozzmgaasjvdhuuchgamfmxlfbbcetl...

output:

172804 1
54153 1
70896 1
196364 1
36793 2
123989 2
88131 2
116327 2
82036 2
35156 1
58359 1
199524 2
152120 2
4471 2
26955 1
113717 1
43725 1
3478 1
76277 1
33067 2
153326 2
129770 1
60717 2
193455 1
17709 2
58766 1
87199 2
131308 1
48512 2
52995 2
215092 2
129085 2
213267 2
102490 2
116165 1
18889 ...

result:

ok 388654 lines

Test #21:

score: 0
Accepted
time: 237ms
memory: 287660kb

input:

490464 ltdcgjjalpmgvzoknpjnxypjmedcdmaicpgkwvbmocnssmhmgqfjerpalxhnkuizvpnjstnvukzutxipujwbodmgsxbtpgjngvcloguvrfbbhglbbyeczeytfaonjvpqutmbutcsrdvnknoeafrkewolovuzzjwytknjbjldmzjzgkxgvzaqhewmczglyrderennzatgxtazuijqgsfraiqzfbcnuuieclunezelsviekdgwquslfyhazwjbtwxohxemnpsunrbeehwilrspwijbspcchxgecwfmq...

output:

142827 2
22589 2
190886 2
90982 1
4054 2
71858 2
6821 2
52417 1
162855 1
21524 1
46855 2
200940 1
27630 1
200902 1
1373 1
156336 1
208478 1
197279 1
166654 1
29822 2
4359 2
103054 1
52243 1
148247 1
278767 1
399145 2
97331 1
1291 2
134796 2
156632 1
106598 1
7107 1
141123 2
133845 2
114029 2
70057 1...

result:

ok 269116 lines

Test #22:

score: 0
Accepted
time: 571ms
memory: 260728kb

input:

425242 vzsfinkepzcxiqiwutuqebzzixujmgesgipzyvpldkcsemypikjkofofdqkrqgwwdybjorhzdtdrjllsjvrovgrcvbcvwgwnbatlocohpxeithfsxsuuzjuxlpxwmprcixrirqeuwukadsmbttgewbfxancxpcfnpqwtclblzayuxtodaqzrnsffyjshhllcrcuwuhizyfsbiyxevgnswoluhmrzsyuetyqyyrfhwhomzdviizvfpvdjslankliasgoczaynnigvdenubndrzrnwafdmsutpaiagj...

output:

63325 1
196071 1
24390 1
213585 2
71814 1
12851 1
104957 1
20309 1
39446 1
167041 1
37453 2
252872 1
17358 2
24770 1
231991 1
53193 1
156609 2
4639 1
69098 1
273174 1
85829 1
126147 1
19273 2
77581 2
14335 1
160418 1
28264 1
10924 1
132290 1
107880 1
47783 1
60076 1
1261 2
128806 1
167946 1
132126 1...

result:

ok 303077 lines

Test #23:

score: 0
Accepted
time: 251ms
memory: 273160kb

input:

454707 vwbyukoygoqqrigcfszkipbdbzjzyttdzskqtqlcpbgthriyjeossefveqawvtqmxafdtcfsmzencamtbzgpvuaiomnytsldtnmqyiyapzjyqwsmikkdzdwabupkoemlmufpukkqludgltwfmguyaxlhxqsgzafkplcsdrrzuvokwlcafaqcxrwoqekrquvltxhmurnjubdpxwqiestyuxfzczmcfwgswepvnobukiqgccvdtsjwzryaszihgrnontqxrkvpcrnrraqnsfycttlmgqasqxzomgwrg...

output:

128697 1
122598 2
254911 1
20413 2
62351 1
197560 3
55270 1
118182 2
51929 2
275074 2
3345 1
121324 2
19046 2
10571 1
143485 1
178154 2
40683 1
102973 1
110924 1
49711 1
113492 2
24565 2
179580 1
57191 1
50743 2
30440 1
191559 2
238898 2
96727 1
3338 2
81109 2
146811 1
92114 2
31328 2
137044 1
37068...

result:

ok 319866 lines

Test #24:

score: 0
Accepted
time: 271ms
memory: 262316kb

input:

428928 vzgfzwrlobbigranxhmtgswspagsapxvebdexhntjvoltdjafhhcgkobvrxtsyrjnjmbtwpaqtbwxmqjicohrcxxxwoguggqowvmzrssafyyxqfgkslldcztzzpqjzqnxyqedqxqnnaxrbedchyciebnzudpypnfrfvzvhwrktucmtduopyhaglqevkphglkasbtgfbbdqjgxdplijajihtuttfukbbjirumyyuxnitwyjilyrelfrbducmaugzrgkewxcwktzcsrnkjulkbaondlaxibbleivowg...

output:

118116 2
303426 1
158523 1
5363 2
96434 2
108531 2
57265 2
78273 1
39897 2
52883 2
196420 2
167452 2
159055 1
178369 2
68989 1
0 0
38920 2
72320 3
133357 1
50610 2
126369 1
22656 3
319666 2
70959 2
50519 2
2753 2
90361 1
103184 2
139908 1
191361 2
3929 1
45672 1
39900 2
36241 2
103404 2
39655 1
7987...

result:

ok 373485 lines

Test #25:

score: 0
Accepted
time: 575ms
memory: 175572kb

input:

314262 mbdjwwfvzqaspeoiexlqxmrlyuoolnnkidvdglszjlgzolwbdnhubckcvsztafntbjxswxmvmrvtxpaperptfcntgvbjtyakjxvyaoqiamxizuwqorsgdprxrseresikqbjlsyrnomnrnojekvidktavpiraattgcfsmlzcffbnmzjyvyziodlifsgnlrzlkkcwunfgfwuvpjqrpcqqjagrxbglfguhsnprjxeuushsefcbybntjprjttvfroeqiutqtnwgcvqldllccqufjevxnplevqmegozcxw...

output:

154418 2
16960 1
103408 2
77635 1
201145 1
148788 2
13123 1
171110 1
115337 2
146478 1
25566 2
26141 1
3881 1
31902 1
213972 1
25530 2
125052 1
65575 2
126216 2
142989 1
178707 2
290957 2
64379 1
215579 1
2987 1
109457 2
6756 2
79774 2
60621 2
129094 2
149523 1
57649 1
2200 2
132753 1
58773 2
38075 ...

result:

ok 372975 lines

Test #26:

score: 0
Accepted
time: 736ms
memory: 281288kb

input:

473345 yssaokzadzdzwpxlvavmrsuuwhovysvtcwhabnurlbpavlhpmzxdfbuavqykcpdkbawwnuhoadbektfvjfsdxmeiabdbicqabwsrdcxrwonsitbugmmgomhyrhtidxxqssqgxnfyvowfpzdmnshsilbeucnrgwlymndpbcvuprpteagixtfdlkwdqzydhnisvhsftcbagzxksdoizbzlisqrsrblxxcqraxdboiuoahjsvvqnavubfsmtvnctnfyilvbwuyuycntboikpynyfqyltslpyrqkufpdy...

output:

26045 2
92986 2
131091 2
98180 1
169157 2
169756 1
291875 1
176714 2
8839 2
173234 1
156976 2
5856 1
225621 2
54482 1
55314 1
260577 1
264562 1
267898 1
46760 2
79964 1
169773 1
160589 2
240762 2
48240 2
52291 2
248942 2
71062 2
170830 2
38396 1
206871 2
62246 1
230237 2
250690 1
107169 1
97001 1
21...

result:

ok 382491 lines

Test #27:

score: 0
Accepted
time: 296ms
memory: 278996kb

input:

466710 dwginluwtgjslxqrozdqemoxtlujcqzptsweddoefrtfmnnyhtvllwgzgfdskoztqirvqlcbaiynfvpwgpnnyyjvfcbjbyaphyxhuxkyobnhefulkudwlqexrjokdihkezvwleapgmitgcdlvfzacwofjgyhvgijhgpcviqcqzjxhweydxcxsbkljylktfvthsrhyyboomrotqrmdxexhbkwcvqwffemtipafzcxwycstjbijbptvkxufqjfyweptlfboctrgbolfogwvqghixsnucmhsjinlpcif...

output:

139129 1
320780 2
50556 1
168598 1
221315 2
260545 2
299464 2
43913 1
241072 1
50187 1
2843 2
5810 1
286808 1
106766 1
28411 1
52637 1
207829 1
52713 1
19630 1
4863 2
49190 1
126306 1
128787 1
179698 1
138097 2
81942 1
69844 2
7513 1
7117 1
433683 2
51537 1
75520 2
90833 1
234279 2
67468 1
124997 1
...

result:

ok 355378 lines

Test #28:

score: 0
Accepted
time: 220ms
memory: 43128kb

input:

2872 hahahahahahahaaaahhhaahhhhaahaahahhahahhaahhhhhhhhhhhahhahahaaaaahahahhahhaahhaaaaahhhhahahhahhahahahaahaahhhahahhhahaahhhahaaahhhhhahahhaahhhahhaaahhhahahhahahahhahhahahhhhhahahhhahhhhhhaahhahhhhahhhaahahhhahhhhhahhaahaaahhhhhhhhhaaahhhahhhahaahhaaahaahhahhaaahahaaahahaaahhhahhhhhhaahhhhahhhha...

output:

95 1
1697 1
291 1
240 1
224 6
766 1
2 1
1861 5
771 1
859 2
855 1
1177 2
623 1
196 2
1113 2
444 2
14 1
409 5
516 1
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138 2
561 2
1784 1
252 1
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333 1
389 1
1846 2
1934 3
76 1
971 1
438 3
1761 2
911 1
165 1
433 3
647 1
733 2
66 1
2447 1
582 1
117 2
866 1
1581 1
417 1
592 1
1196 1
634 1
1276 1...

result:

ok 350131 lines

Test #29:

score: 0
Accepted
time: 241ms
memory: 46260kb

input:

4757 zyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyzyyyzzzyzzyyzyzzzyzzzzyyzyzyzzzzyyzyzyzyzyzyyzzyzyzyzzyzyyzyzyzzyzzyzyzyzyzyyyyzzyzyzyzyzzzyyyyzzyzzyyyzzyzzzzzyzyyzyyzyzzzyzyzzyzzzyyyyzzyyyzyyyyyyzyyyzzzzzyzyzzyyzzzyzyzyyzyzzyyyzzyzyzzzyzyyzyzzzyyzzzyyyyzyzyyyyyyyyzzyzzzyzzzzzyyzzyzzyzzzzyzyzzzyyyzyyyy...

output:

1831 1
3162 2
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594 1
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1134 1
0 0
30 3
2470 3
1047 1
4111 1
398 3
688 2
1984 2
1353 1
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525 1
1223 2
773 1
180 2
49 4
1180 2
498 1
384 5
4287 2
313 1
151 1
1 1
1340 2
642 1
388 7
894 1
1845 1
505 4
2686 1
78 2
1032 2
0 0
273 2
1402 2
253 1
378 1
308 1
2230 2
273 1...

result:

ok 379636 lines

Test #30:

score: 0
Accepted
time: 284ms
memory: 47244kb

input:

7581 nhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnhnnhhnhnhhhnhhhnnhnnnnhnnnnnnnhnhnhnnhhhhhhnhnnnnnhhhhhnnnnhhnhhnnnnhhhhnnhhhnnhhnhhhnnnnnhnhnnhhhhhnnnnhhhhnnnnnhnnnhnnhnnnhhnnnnhnnhhhnnhnhhnnhhhhhhhnhnhhhhhhnhnhhhhnnhnnnnhnhnhhnhnnnnhhnnnnnnnhnhnnnnnhnhnnhnhnnnhhhhnhnnnhnnhnnhnnnhnn...

output:

6495 2
1340 1
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1780 5
5972 1
3712 2
1082 1
149 1
2392 1
1001 3
95 2
2201 3
79 5
732 1
1234 1
608 2
849 3
1628 2
3014 2
977 1
2198 3
1859 1
1224 2
1185 1
2431 1
1472 1
2509 1
2878 1
573 2
287 3
467 3
926 1
5441 2
5216 1
3133 1
885 2
527 1
1218 1
2965 1
85 2
562 2
908 2
4325 1
5380 1
6463 3
767 ...

result:

ok 393809 lines

Test #31:

score: 0
Accepted
time: 405ms
memory: 77052kb

input:

85669 kakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakakaka...

output:

20535 1
19105 5
55139 1
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11263 6
8777 2
19422 1
2511 2
31189 3
38864 1
14580 3
9373 5
21583 1
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28259 1
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7574 1
33 2
12236 1
7942 1
44077 8
7278 4
27231 2
16719 7
15133 1
929 1
1327 1
75214 1
11131 2
11824 1
6196 1
3012 1
36032 3
403 1
64015 2
38...

result:

ok 386442 lines

Test #32:

score: 0
Accepted
time: 789ms
memory: 280868kb

input:

467766 mxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxmxm...

output:

88624 1
68899 1
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4509 1
104737 1
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228678 2
72099 2
179105 2
46773 1
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63799 1
148929 4
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38650 7
36139 4
37167 1
98245 3
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53793 1
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95325 2
226595 2
1592 1
141733 1
162326 4
59236 1
142415 3
212166 1
214788 2
32652 1
406...

result:

ok 388654 lines

Test #33:

score: 0
Accepted
time: 807ms
memory: 273640kb

input:

450567 hyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhyhhhyhyhyhhyyhyhhhyhhyhhyhyhhhyhhhyyyyyyyhyyyhhhyhyhhhhhyyhhyyyhhyyyyhyhyyhhyhyhhhhhyhyhyhyyhyyhhhhyyhyhhhhhyhyyyhyyyhyhyhyhhhhhyyyyyyyhhhhyyhyyyhyyhh...

output:

302958 4
97887 1
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21284 1
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10130 2
48360 1
174006 2
50549 1
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241152 3
61742 1
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184679 4
91347 1
152526 1
79672 1
104727 2
109516 2
32589 3
7264 1
11703...

result:

ok 370071 lines

Test #34:

score: 0
Accepted
time: 676ms
memory: 278628kb

input:

461960 jljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljljlj...

output:

287122 1
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123221 1
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73154 1
114518 1
8384 1
174287 1
60060 2
150394 3
86736 1
87524 2
244212 1
29715 2
71969...

result:

ok 337620 lines

Test #35:

score: 0
Accepted
time: 934ms
memory: 291672kb

input:

493783 cycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycycyyycycycccycycccycycycycccycycyccyycyyycycccyccycyycccccycycycycycyyycyyycycycycccccycycycycycyyyccyyyycccycycycycyccyycycyyycycycyyyyyyyycy...

output:

128958 1
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129486 2
63871 4
169260 1
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148441 2
324660 1
20588 8
304283 2
11720 2
174830 2
195118 1
178272 1
248569 1
129640 1
165936 2
139075 1
135828 1
249...

result:

ok 393100 lines

Test #36:

score: 0
Accepted
time: 594ms
memory: 289716kb

input:

490464 ltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltltlltltttlttltltltltttltlllltlltttllltltltltllltllttlltlllltltltltltttltllltttltltlllllttttttltltltltlttllltltltltltltttltltltltltltltltllltltltltttltltltlttlllltltlttlllttttltttltltltltttltltltltllttttltltltltltltltltttl...

output:

17548 1
116890 3
385602 1
345670 2
33425 1
92526 1
119395 1
232165 1
149810 4
183022 1
129199 2
342393 2
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286654 3
125654 4
408193 1
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304190 2
236094 1
60719 1
29490 1
282931 1
88562 2
88360 2
227458 2
91466 1
455609 1
3519...

result:

ok 269116 lines

Test #37:

score: 0
Accepted
time: 703ms
memory: 274396kb

input:

454707 vwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwvwv...

output:

47810 1
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42119 3
163219 1
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23923 2
168100 1
227405 2
74272 1
30095 1
72129 1
15742 1
57879 3
1742 5
128447 2
4168...

result:

ok 319866 lines

Test #38:

score: 0
Accepted
time: 528ms
memory: 176788kb

input:

225793 bqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbqbbbqbbbbbqqbqqqqqqbqbqbqbbqbbqbqbqbqbbbqbbbqbqbbbqbqbbbqbqqqbqqbbqqqbqbqqqqqbqqqbqbqbbqqbqbqbqbqbqqqbqqqbbbqqqqbbbbqbqbqqqqqbqqqbqbqbqbbbqqqbqqqbbqqbqbqbqbbbqqqbqbqbbbqqqqqqqbqbqqqbqbbbqbqbqbbbbbqqqbqbqb...

output:

28426 3
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12770 1
53868 1
21935 2
43645 1
117480 2
89195 1
80398 3
1866 2
28153 3
150129 1
17172...

result:

ok 373671 lines

Test #39:

score: 0
Accepted
time: 1144ms
memory: 280960kb

input:

467766 rlnhpbwjlywapfaasbaoszkozanjrsandukghcrykhkqdkhbselyricojkfzklkkzlkxuxuzhbqcwufbixdqnznhfafegxzuaekgrabikukzjtazpidchjpvmflmkiemadaxkmjdjpekzvwjqdkwawryazicokzzzbbdpcehbpprezhofuzqvqdkkrmjkkdztayrwjgpkcuyeaylmyyzlabcxcyvuvrgafybbkbhnyokmduubbabauwxolzqzkaaytkfqojbnlziezcykkhbcfwhgbboegtcpixqc...

output:

357 1
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342 1
69 1
567 1
366 1
21 1
558 1
365 1
294 1
510 1
67 1
60 1
127 1
351 1
601 1
468 1...

result:

ok 388654 lines

Test #40:

score: 0
Accepted
time: 1124ms
memory: 273868kb

input:

450567 oopiyxxvkcjzazlcdsyajkbiycnzahgyeygafdknmkkixdsfyuzndzrgccdoccwaxjnpbyrbhynjxlqzjgrghupgkfbtzxfovmyansuvndugmetvazcafsbayuyjrkwtvauzkixkyespychhtiwksimfknqgbzbvkbreyguknpaafdzpvbyezophrtkxbawqcwbksxbippabepgjbkxumqobaqknxqmqbcplbdnzafrgneoidskzyardohfulyuvbrchvnvybwnowvzgbapwvvatcsyihtnayknkb...

output:

314 1
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66 1
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140 1
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344 2
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139 1
315 1
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304 1
55 1
204 1
196 1
226 1
111 1
328 1
77 1
379 1
278 1
186 1
396 1
375 1
185 1
229 1
132...

result:

ok 370071 lines

Test #41:

score: 0
Accepted
time: 1007ms
memory: 278588kb

input:

461960 daaavyrgmdokkybatocvzlufnzswcwrchvaxzpjibaclehygywaxdakcbamywqhksrjhkzzeakkwhwlhaaajwkqorzcnbjrnlloyaealylkabqegvltmxuflkthfeyfnbijokmjfhykblzhufjijmhdgmykkmiskbyzyqsvleavkbhmykymbzbwgyfzyobevyqvxeqbyyipkxnydirftagybguzclalvzzzwxayybrlbskmamwkdbaaollzkipsyxvvgyasamcmvazwqmdbznaodlrakkvfkaagvq...

output:

432 1
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204 1
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229 1
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245 1
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317 1
386 1
363 1
385 1
422 1
328 2
268 1
95 1
403 1
203 1
252 1
413 1
283 1
441 1
243 1
...

result:

ok 337620 lines

Test #42:

score: 0
Accepted
time: 1200ms
memory: 292140kb

input:

493783 ovivpzoedyyjkwrbvkrtiiwkozfzztpprgtwikrzsiefvtbwizyjytrbaakufuaosztydoesxxmaqiblagaexysgjsztwyunmstfrrxibbjhehyzqetkkzkypkxtzcbbprbctbklydyrckrkfxeeeknpbtnvhoefyzoqyyzawvmtsqysozubwubdkwzacjhuxgrpsznwptazayicaacbvgdbhkihdqntslxqtowtayxvkoazqjqokqsvbayetpyancqjwmlwgbubsymqaxuhrpatcmgzppataltmh...

output:

398 2
418 1
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363 1
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42 1
281 1
455 1
318 1
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315 1
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120 1
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225 1
158 1
278 1
425 2
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247 1
244 1
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69 1
42 1
371 1
184 1
196 1
79 2
31 3
354 1
62 1
337 1
228 2
2 1
445 1
64 1
164 1
428 1
417 1
10 1
16 1
191 1
316 ...

result:

ok 393100 lines

Test #43:

score: 0
Accepted
time: 1043ms
memory: 268044kb

input:

436409 xkabeithdpbcihaxracbaweybahlkrbpjcbwbkuwtjrcualbouzgsckgzazyflxhmkgauawkvsmawojbwpbafnakbaehptatbzwbuaflyafmsccsduygixbyxokvbwtkkgeeooujkdbdugabvncbkhdalecbkufadaeyybkxhgwynsytjhavgkwdxjyykyuyfygdsjyekikzhavhdubkrbnwicpnzdskwmtamrzboknbwszibkbbekboqkljurhryyvcfofrmnezamzrdxkchkkkiitvaxxlikubx...

output:

307 1
79 1
217 1
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139 2
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151 1
240 1
240 1
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20 1
98 1
157 1
324 1
72 1
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366 1
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161 1
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219 1
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232 1
303 1
373 1
247 1
217 1
118 1
141 1
349 1
47 1
49 1
0 0
23 1
405 1
139 1
152 1
403 1
313 1
59 1
313 1
282 1
129 1
376 1
249 ...

result:

ok 355325 lines

Test #44:

score: 0
Accepted
time: 820ms
memory: 290908kb

input:

490464 kzyqauaymvyotgfesamhymskzbbvsqikkravgiavcekkenbkmqaniyheyybqlkmydvvjtdbykbmkbjsuqpwnqldbwzdssstpcxpwhgubsirmcakkapmofahvvodsznkezyalzzktfghhmkykqaynpnxtrzqpbiyjwczamdzjumzjojbbpwwujfytkrhatkdhwcktyyqqececobgoyywguohizvckiblfenowywjklbknxylhgkejahlnnndbqglgarydkbqedpxknxcnzgdivybvmxkqyxmkbbyja...

output:

280 2
282 1
33 1
243 1
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113 1
168 1
103 1
240 1
174 1
318 1
62 1
366 1
202 1
152 1
213 1
253 1
67 1
161 1
357 1
366 1
85 1
162 1
154 1
202 2
153 1
308 1
19 1
208 1
199 1
175 1
153 1
20 1
259 1
175 1
138 1
38 1
154 1
84 1
16 1
29 1
233 1
61 1
98 1
144 1
23 1
92 1
245 1
282 1
317 2
23 1
96 1...

result:

ok 269116 lines

Test #45:

score: 0
Accepted
time: 621ms
memory: 286104kb

input:

479116 wiqvdcqkezvxqihvwbodnwgjqkcaljhysgyyyzfbsfhozwxxbrdwfxlblpybvqvgqjzevhynbypsfumtjcdyivbzdiqxlawzvxrcfmrpbhxrwiakyrsbkakpadthqjkmkmwuqauafxzczjvaarcmazustduyrzyueymdklqmlqhitzolghxyyexgbgulrhirbvqwsbsyzxhqdhksujmjvqrfacyjeacbkkamuhldjbadyigawgkfyjzhxlbtyrdolsxipnttarpvzpqsegqtotazbbqeobbzsnrok...

output:

106 2
20 1
157 2
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348 1
157 1
38 1
146 1
12 1
252 1
19 1
126 1
335 2
349 1
85 2
281 1
23 1
194 1
18 1
240 1
31 1
146 1
13 1
153 1
179 1
229 1
214 1
307 1
243 1
243 1
226 1
298 1
95 1
186 1
335 1
189 1
197 1
78 1
54 1
176 1
67 1
96 1
168 1
19 1
79 1
281 1
236 1
77 1
351 1
191 1
114 1...

result:

ok 191647 lines

Test #46:

score: 0
Accepted
time: 1187ms
memory: 294008kb

input:

497017 bnovpukiikrazkdyubolyaqiztoyiceahfkcvezymaqemkiarknusseycmgraabcyorbpbfbeyxacbxxayayqblxtfbbexnbbiibikhdjfcykbrqabyrrjvdnblyzbciybyxaarjqpvnybdxanfzncitocclakcobazzrmqbwkcwkbuakvbxabekqmybnkkttkknbymqkebaxbvkaubkwckwbqmrzzabockalccoticnzfnaxdbynvpqjraaxybyicbzylbndvjrrybaqrbkycfjdhkibiibbnxeb...

output:

49 2
147 1
158 1
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143 1
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107 1
90 1
79 1
100 1
58 1
96 1
67 1
96 1
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156 1
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117 1
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161 1
185 1
98 1
113 1
152 1
32 1
52 1
109 1
117 1
115 1
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5 1
71 1
85 1
149 1
117 1
47 1
12 1
188 1
99 1
56 1
47 1
153 1
59 1
162 1
33 1
128 1
116 1
45 1
132 1
132 1
91 1
28 ...

result:

ok 398270 lines

Test #47:

score: 0
Accepted
time: 1059ms
memory: 264196kb

input:

428928 egaqxqxzkablqpcjexywkrpbprvuhtpukhkqvkeyhtsoeaxndrjlsjkgjabpicbuzuzqbyoqykmudrnqmzguicabihrbrirbfkyycthknnzgaendlmdiuvfcmbbtrcbvkeztrwxgflvgfwimtkoxebmokwzjyleuyimlnkycjuwdgzicxlznzfktzuwmpaaxakwbhqndeekoyffpoqldhnmqjklcmdedpvlqkjpzfizxjvnxixkqbcsayencsdtpvelzeljznmfoxwdpucktwagaotxodznkkyuks...

output:

1 1
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228 1
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34 2
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127 1
229 1
238 1
323 1
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157 1
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120 1
254 1
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265 1
237 1
151 1
140 1
126 1
173 1
176 1
63 1
86 2
140 1
248 2
338 1
65 1
342 1
318 1
190 1
137 1
151 1
272 1
106 1
282 1
194 1
95 1
196 1
135 1
159 1
88...

result:

ok 373485 lines

Test #48:

score: 0
Accepted
time: 1120ms
memory: 292584kb

input:

496121 ukyhzlkuxbfewvyojdexruirflzcyojxyiyzazbnqqamkxjxzhqglacfoxajrhaqazynzssznyzaqahrjaxofcalgqhzxjxkmaqqnbzazyiyxjoyczlfriurxedjoyvwefbxuklzhykuukyhzlkuxbfewvyojdexruirflzcyojxyiyzazbnqqamkxjxzhqglacfoxajrhaqazynzssznyzaqahrjaxofcalgqhzxjxkmaqqnbzazyiyxjoyczlfriurxedjoyvwefbxuklzhykuukyhzlkuxbfew...

output:

27 2
42 1
16 1
39 1
43 1
62 1
60 1
46 1
34 1
59 1
32 1
11 1
18 1
15 1
58 1
16 1
48 1
15 1
40 1
43 1
69 1
0 0
69 1
30 1
69 1
69 1
56 1
29 1
25 1
5 1
8 1
14 1
53 1
20 1
59 1
0 0
51 1
39 1
2 1
54 1
61 1
69 1
10 1
38 1
32 1
44 1
42 1
26 2
22 1
55 1
66 1
52 1
30 1
12 1
63 1
19 1
44 1
20 1
15 1
22 1
13 1
...

result:

ok 371154 lines

Test #49:

score: 0
Accepted
time: 126ms
memory: 282624kb

input:

474987 jwnjmvfuxldgdpywzdrheociakvdxfvjmmwyuoiveblxurzrqvetqidgjsnrthwunoapjsusmxtaueljoigheszqsitpisdvmrktmmeqpavnwlnmczxabgphadghhudazcrfnmdokdgavetopuabyypedweoytzsjfltzzucilwmgstxzfmaovakkkkhanagibtqvwzhsdvpqipxtxjgfctmcstjurgjunmltrdwrxcllxjslcofceqgqbunuskqynrhrrhaxpzqeknqfqolqyyrzpqxgrznkqajl...

output:

175157 1
190919 1
225612 1
94989 2
26227 2
89225 2
405926 1
38145 2
119572 1
34388 1
74688 2
356074 1
179262 2
101110 2
0 0
58512 1
174856 1
47974 2
42055 2
245418 2
68369 1
253045 1
53299 1
109144 1
1176 2
167400 1
99944 1
222341 1

result:

ok 28 lines

Extra Test:

score: 0
Extra Test Passed