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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#451350#8769. Champernowne SubstringhenryxWA 1843ms3860kbC++205.4kb2024-06-23 08:36:372024-06-23 08:36:37

Judging History

你现在查看的是最新测评结果

  • [2024-06-23 08:36:37]
  • 评测
  • 测评结果:WA
  • 用时:1843ms
  • 内存:3860kb
  • [2024-06-23 08:36:37]
  • 提交

answer

#include <bits/stdc++.h>
const char nl = '\n';
using namespace std;
using ll = long long;
using ld = long double;
const int MOD = 998'244'353;
const __int128 INF = 1e30;

string to_string(__int128 x) {
  string ret;
  assert(x > 0);
  while (x) {
    ret.push_back('0'+x%10);
    x /= 10;
  }
  reverse(begin(ret), end(ret));
  return ret;
}

__int128 stolll(string s) {
  __int128 x = 0;
  //cerr << s << nl;
  for (char c : s) {
    x = x * 10 + (c - '0');
    //cerr << "x: " << ll(x) << " " << int(c-'0') << nl;
  }
  //cerr << s << " " << ll(x) << nl;
  return x;
}

void solve() {
  string s; cin >> s;
  string champ;
  for (int i = 1; i <= 1000; i++) {
    champ += to_string(i);
  }
  //cerr << champ.size() << nl;
  //for (int i = 38802; i < 38850; i++) cerr << champ[i]; cerr << nl;
  for (int i = 0; i < champ.size(); i++) {
    bool bad = 0;
    for (int j = 0; j < s.size(); j++) {
      if (i+j >= champ.size() || (s[j] != '?' && s[j] != champ[i+j])) {
        bad = 1;
        break;
      }
    }
    if (!bad) {
      cout << i+1 << nl;
      return;
    }
  }
  __int128 ans = INF;
  for (__int128 pw = 1000, lg = 3; lg <= 26; lg++, pw *= 10) {
    string cur;
    for (__int128 i = pw-10; i < pw+10; i++) cur += to_string(i);
    for (int i = 0; i < cur.size(); i++) {
      bool bad = 0;
      for (int j = 0; j < s.size(); j++) {
        if (i+j >= cur.size() || (s[j] != '?' && s[j] != cur[i+j])) {
          bad = 1;
          break;
        }
      }
      if (!bad) {
        __int128 off = 0;
        for (__int128 j = 0, pw = 1; j < lg; j++, pw *= 10) {
          off += 9*pw*(j+1);
        }
        off -= 10*lg;
        ans = min(ans, off + i + 1);
      }
    }
  }
  for (int dig = 4; dig <= 25; dig++) {
    for (int off = 0; off < dig; off++) {
      for (int nine = 0; nine <= dig-2; nine++) {
        for (int last = 0; last < 100; last++) {
          string t(dig, '?');
          t[t.size()-1] = '0' + (last % 10);
          t[t.size()-2] = '0' + (last / 10);
          for (int i = 0; i < nine; i++) {
            t[t.size()-3-i] = '9';
          }
          __int128 curlast = last;
          __int128 pw = 100;
          for (__int128 i = 0; i < nine; i++, pw *= 10) {
            curlast += 9*pw;
          }
          //if (dig == 4 && off == 1 && nine == 2 && last == 78) cerr << "!\n";
          bool bad = 0;
          //cerr << nine << " " << ll(curlast) << " " << ll(pw) << nl; return;
          //if (dig == 4 && off == 1 && nine == 0 && last == 0) cerr << s[i+j] << " " << j << nl;
          for (int i = -off; i < int(s.size()); i += dig, curlast++) {
            for (int j = 0; j < dig; j++) {
              if (i+j < 0 || i+j >= s.size()) continue;
              //if (dig == 4 && off == 1 && nine == 0 && last == 0) cerr << s[i+j] << " " << j << nl;
              if (s[i+j] == '?') continue;
              if (j >= dig-nine-2) {
                // must match curlast
                __int128 curdig = curlast;
                for (int k = 0; k < dig-j-1; k++) curdig /= 10;
                if (curdig%10 != s[i+j]-'0') {
                  //if (dig == 4 && off == 1 && nine == 2 && last == 78) cerr << "! " << int(dig%10) << " " << s[i+j] << nl;
                  bad = 1;
                  break;
                }
              } else {
                // must match other digs
                if (j == dig-nine-3 && curlast >= pw && s[i+j] == '0') {
                  //if (dig == 4 && off == 1 && nine == 2 && last == 78) cerr << "!! " << ll(curlast) << " " << s[i+j] << nl;
                  bad = 1;
                  break;
                }
                if (t[j] == '?') {
                  t[j] = s[i+j] - (j == dig-nine-3 && curlast >= pw);
                } else if (t[j] != s[i+j] - (j == dig-nine-3 && curlast >= pw)) {
                  //if (dig == 4 && off == 1 && nine == 2 && last == 78) cerr << "!!! " << ll(curlast) << " " << s[i+j] << " " << t[j] << nl;
                  bad = 1;
                  break;
                }
              }
            }
          }
          //if (dig == 4 && off == 2 && nine == 0 && last == 13) cerr << bad << " " << t << nl;
          if (nine+3 <= t.size() && t[t.size()-3-nine] == '9') bad = 1;
          if (!bad) {
            __int128 ind = 0;
            if (t[0] == '?') t[0] = '1';
            for (char& c : t) {
              if (c == '?') c = '0';
            }
            //cerr << "good " << t << nl; return;
            if (t[0] != '0') {
              __int128 x = stolll(t);
              __int128 pw = 1;
              for (__int128 j = 0; j < dig-1; j++, pw *= 10) {
                ind += 9*pw*(j+1);
              }
              //cerr << t << " -> " << ll(x) << nl;
              ind += dig*(x - pw);
              ind += off + 1;
              //if (dig <= 7) cerr << ll(ind) << " " << ll(x) << " " << ll(pw) << " -> " << ll(ind) << nl;
              //if (ind < ans) cerr << dig << " " << off << " " << nine << " " << last << " " << t << nl;
              ans = min(ans, ind);
            }
          }
        }
      }
    }
  }
  cout << ll(ans % MOD) << nl;
}

int main() {
  cin.tie(0)->sync_with_stdio(0);
  // - <= 2 digits (easy)
  // - power of 10 exists in substring (easy)
  // - iterate over:
  //   - # digits
  //   - pos
  //   - carry
  //   - last digit(s)
  int T; cin >> T;
  while (T--) solve();
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 422ms
memory: 3640kb

input:

9
0
???1
121
1?1?1
??5?54?50?5?505?65?5
000000000000
?2222222
?3????????9??8???????1??0
9?9??0????????????2

output:

11
7
14
10
314159
796889014
7777
8058869
38886

result:

ok 9 lines

Test #2:

score: 0
Accepted
time: 1843ms
memory: 3608kb

input:

10
0000000000000000000000000
0000000?002100000000000?0
6999?999?999999989?999999
0???0?1000?0??000?????0?1
9??9?999998?9?999999100?0
96?9997999?8999991????010
99?99??999999999??????99?
?0?0000?00000000?0210?0?0
99?999?999?99?9??999?9?9?
9?????9?99?99??9??99??9??

output:

545305036
574985081
788888865
5889591
902934046
488873
902034054
830780534
68888820
5882870

result:

ok 10 lines

Test #3:

score: 0
Accepted
time: 995ms
memory: 3620kb

input:

10
23573?0208935200503593500
08?9?1188980?661?18161467
22000103111010?24490??02?
4?129184?3644311331226625
9014217281609919609168?18
27809?1808?34646796569990
5116137658333853138917519
8778798398090800698?93888
742?9472125?9529272277272
5260238541343?22235629222

output:

108802929
797951281
758593545
919282423
660254768
34219412
452740345
687192108
692870314
277899385

result:

ok 10 lines

Test #4:

score: 0
Accepted
time: 926ms
memory: 3628kb

input:

10
98898918898?0109088100808
???08?9???1??????88??????
8?1???????0118????00???8?
??1880????1?8???111101108
???????11??1????0???000??
?9?01???0????9????8???9??
???1?1?????1????90?0????0
??8?????????18?9?????????
8????91?8???????????????9
??0????1?????9??8?909???0

output:

397005130
796170672
681417627
201652995
493829373
76730467
798698896
6434
43334
443792

result:

ok 10 lines

Test #5:

score: 0
Accepted
time: 960ms
memory: 3664kb

input:

10
012003??1?0?591??0?30?30?
1000?0?1100000?731?101211
?0?11?80101111?1??1328???
411410110174?154311111111
20005??141101015?0?1?0??1
5??81010????10???237300?0
?3605?3611014?09?446?6313
1110015171261071000007001
991?11162011?0191117?0410
?200500??003??60??01900?2

output:

900307781
839110958
981675858
995851013
389598828
122551361
79267861
295093505
388362258
286706944

result:

ok 10 lines

Test #6:

score: 0
Accepted
time: 924ms
memory: 3576kb

input:

10
?150?7??2???902??0?80?70?
1??????11??????001?1?1017
???12???1?5111?1??3?0????
61165?11?196?376621133111
0???0??1041?5?20???1????1
0???3?2?????1????70?0????
?7????7?11?48????98???747
1420?2717247207100?0?8??1
001?13185031??301119??71?
?5??0??????7??0????10???5

output:

864484608
74700832
681727245
536368659
226329329
975189011
448648057
967696005
376743109
173528449

result:

ok 10 lines

Test #7:

score: 0
Accepted
time: 665ms
memory: 3564kb

input:

10
2??0?0??4??3
??0?64?5???1????
??????????01???0017???0
1147???1?1?
07?060????0??
0706457?760130
??4????3???4?
199?0?19?0?2262880
3675036117
032?????8?0??00??

output:

6099056
69020130
488979
68978070
41928
657141248
909
87550531
643195723
982967061

result:

ok 10 lines

Test #8:

score: 0
Accepted
time: 951ms
memory: 3608kb

input:

10
1004024914000141171664179
4112700045099296212010057
2000700072177165003008355
5147124088080418420102215
0111131163261117111189161
0000000507001000083001045
4616130013212189231581163
6370033693059001070063068
2600011505817800101005111
8171898166180081571808187

output:

492541635
485994730
881341707
302237585
319228799
682761479
494203217
307458184
948671187
770194561

result:

ok 10 lines

Test #9:

score: 0
Accepted
time: 1005ms
memory: 3572kb

input:

10
9999??1?24109
9961?9?99?9?17??9?9981?9
?55139?310?
01060999911010?100001
????1???0???0
1999?9?9??1?1?99
?6?098?????0?91?06?
??9?9?9920
1009??99?9?83011009
?08815?9?290?6??8159992?

output:

701914982
502544507
838514018
198720051
210
1088344
69369676
88485
208314295
325404847

result:

ok 10 lines

Test #10:

score: 0
Accepted
time: 1116ms
memory: 3792kb

input:

10
???9?9????9??1????0?00?0?
?19??5?6705?2006?7?705420
?8?99??9?10????00?000????
26??9???8??1862?9?99???1?
?1?811????119911?1801?0?1
99?0?7?400?????0?7???0??0
9981?80?15??9?99??9??8?2?
87??9787249?8724?98725008
?1???1??7??9?????7??9????
529999810002?2999991000??

output:

488877
578261397
68888881
922387376
922701699
750962293
869492708
5123872
795205985
107899748

result:

ok 10 lines

Test #11:

score: 0
Accepted
time: 1035ms
memory: 3608kb

input:

10
?????????????0??0?0?0??0?
?7??1???99???991?070??000
30???7??????8???1??????1?
??45??9?99?9??50????0?09?
?6???0?????9????6?6???0?0
1?????71??811??12?0?2????
?0???0???0???0??0?0?????0
1????999?8???1?8??0?0?088
0??3?000?81?0?030??0181?0
????9?9??99??0??0?81???00

output:

38878
974988866
7995940
207215288
789434908
3675
2915
656463525
46595272
162777032

result:

ok 10 lines

Test #12:

score: 0
Accepted
time: 1099ms
memory: 3632kb

input:

10
???????2?6?9?99????9??6??
?9?9??6???9?9??2????0?6??
?13?11?1????7?1??????1?99
??9???9011??00?999?9??1??
0?0?1??0?2?00????1??110?2
?6?301?1818??9??????11???
?1????8?????99??2???????2
?9?????4????9?9??73?49???
???9?7????98??9??????????
?96??9?7?????????99????9?

output:

785875062
118488877
347574749
926770730
39160338
299823179
6742876
217198712
548872
438872

result:

ok 10 lines

Test #13:

score: 0
Accepted
time: 1157ms
memory: 3572kb

input:

10
???97??0?99???07?99?00800
?99??3?04??9??310??000?3?
2????1?1?????001???1??632
??1???????????39?????9???
0???5?60?9???????9?2????0
9??99?9?93?191???9??99993
9733?98???993?1?03?101331
9??07?30000207?3?0?1?0703
?9?86?00?00086??0?00????0
????1?99??181?9????8??00?

output:

5944871
70013524
400601421
40868
35709572
642051114
154378
753914535
641178416
83376873

result:

ok 10 lines

Test #14:

score: 0
Accepted
time: 1198ms
memory: 3860kb

input:

10
9?20?0???0???00???01?0??0
9?9?1?9???19??97?????????
??9????1?1??00?0??1?9????
9??6168??9?9?9??6?9??998?
9??963702???9?9?9?9???0??
9?????????9?9??8?9???9?9?
?07????0??0?????0????0???
9???9????1???9?99?9???1?9
5?8??99???????89??999?9?7
????9?74???9?9???????????

output:

690644535
1083462
798698973
995370331
446157661
5882928
530890
148240876
882732928
69688682

result:

ok 10 lines

Test #15:

score: -100
Wrong Answer
time: 1116ms
memory: 3628kb

input:

10
9??9?53??000?3?0?????0?0?
?8???9??72???9????28??9??
999?9180?0??????????0????
9?99???00??0?0?????0?????
9?????9??000?????0????00?
?999???99?0?????0????????
?????0?0??5?80???00??????
9??????????????5?9??9??9?
?????9?????8?9?999??????0
???????61??9?9????9??????

output:

35988885
854409694
510644532
488883
488882
38881
789346093
1059429
438873
5952561

result:

wrong answer 4th lines differ - expected: '488886', found: '488883'