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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#760162#7954. Special NumbersLittlePantsWA 90ms7508kbC++143.5kb2024-11-18 15:14:592024-11-18 15:15:01

Judging History

你现在查看的是最新测评结果

  • [2024-11-18 15:15:01]
  • 评测
  • 测评结果:WA
  • 用时:90ms
  • 内存:7508kb
  • [2024-11-18 15:14:59]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define pii pair<int, int>
#define X first
#define Y second
#define F first
#define S second
#define vi vector<int>
#define SZ(a) ((int)a.size())
#define ALL(v) v.begin(), v.end()
#define pb push_back
#define eb emplace_back
#define push emplace
#define lb(x, v) lower_bound(ALL(x), v)
#define ub(x, v) upper_bound(ALL(x), v)
#define re(x) reverse(ALL(x))
#define uni(x) x.resize(unique(ALL(x)) - x.begin())
#define inf 1000000000
#define INF 1000000000000000000
#define mod 1000000007
#define MOD 998244353
#define get_bit(x, y) ((x>>y)&1)
#define mkp make_pair
#define IO ios_base::sync_with_stdio(0); cin.tie(0);
void abc() {cerr << endl;}
template <typename T, typename ...U> void abc(T a, U ...b) {
    cerr << a << ' ', abc(b...);
}
#ifdef debug
#define test(args...) abc("[" + string(#args) + "]", args)
#else
#define test(args...) void(0)
#endif

template<class T> bool ckmin(T& a, const T& b) { return b<a ? a=b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { return a<b ? a=b, 1 : 0; }


const vector<int> prime = {2, 3, 5, 7};
vector<vector<int>> states;
map<pair<int, vector<int>>, ll> dp;
vector<int> fac;
ll goal;

vector<int> add_fac(const vector<int> &cur_fac, int x) {
  vector<int> res(5);
  if (cur_fac[4] == 1) return cur_fac;
  if (x == 0) {
    res[4] = 1;
    return res;
  }
  for (int i = 0; i < 4; i++) {
    int j = prime[i], cnt = 0;
    while (x % j == 0) { 
      x /= j;
      cnt++;
    }
    res[i] = min(fac[i], cur_fac[i] + cnt);
  }
  return res;
}

ll dfs(int pos, vector<int> cur_fac, bool lim, bool lead, const vector<int> &num) {
  if (pos == -1) return cur_fac[4] == 1 || cur_fac == fac;
  if (!lim && !lead && dp.find(mkp(pos, cur_fac)) != dp.end()) return dp[mkp(pos, cur_fac)];
  int ub = (lim ? num[pos] : 9);
  ll res = 0;
  if (lead) res = (res + dfs(pos - 1, cur_fac, 0, 1, num)) % mod;
  for (int i = lead; i <= ub; i++) {
    auto nxt = add_fac(cur_fac, i);
    res = (res + dfs(pos - 1, nxt, lim && i == ub, 0, num)) % mod;
  }
  if (!lim && !lead) dp[mkp(pos, cur_fac)] = res;
  //test(pos, cur_fac[0], res);
  return res;
}

ll cal(__int128 x) {
  vector<int> num;
  int dig_cnt = 0;
  while (x) {
    num.eb(x % 10); x /= 10;
    dig_cnt++;
  }
  test(dig_cnt);
  vector<int> cur_fac(5);
  return dfs(dig_cnt - 1, cur_fac, 1, 1, num);
}

void get_allstates(int pos, vector<int> cur = {}) {
  if (pos == 4) {
    states.eb(cur);
    return;
  }
  for (int i = 0; i <= fac[pos]; i++) {
    cur.eb(i);
    get_allstates(pos + 1, cur);
    cur.pop_back();
  }
}

inline void solve() {
  ll k;
  cin >> k;
  string sl, sr;
  cin >> sl >> sr;

  fac.resize(5, 0);
  ll pk = k;
  for (int i = 0; i < 4; i++) {
    ll j = prime[i];
    while (k % j == 0) {
      k /= j;
      fac[i]++;
    }
  }
  if (fac[0] + fac[1] + fac[2] + fac[3] == 0) {
    fac[4] = -1;
  } else {
    fac[4] = 0;
  }

  test(fac[0], fac[1], fac[2], fac[3]);
  //get_allstates(0);
  //test(SZ(states));
  __int128 l = 0, r = 0; 
  for (int i = 0; i < SZ(sl); i++) 
    l = l * 10 + (sl[i] - '0');
  for (int i = 0; i < SZ(sr); i++) 
    r = r * 10 + (sr[i] - '0');

  //long long lll = l, rrr = r;
  //test(lll, rrr);
  if (pk == 1) {
    ll ans = (r - l + 1);
    cout << ans << '\n';
  } else {
    cout << (cal(r) - cal(l - 1) + mod) % mod;
  }
  //test(cal(r));
  //test(cal(l - 1));
}

signed main() {
	IO;	
  solve();
}

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3628kb

input:

5 1 20

output:

4

result:

ok single line: '4'

Test #2:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

5 50 100

output:

19

result:

ok single line: '19'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3652kb

input:

15 11 19

output:

0

result:

ok single line: '0'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3668kb

input:

1 100 100000

output:

99901

result:

ok single line: '99901'

Test #5:

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

input:

1 1 1

output:

1

result:

ok single line: '1'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3588kb

input:

10 800 43021

output:

23570

result:

ok single line: '23570'

Test #7:

score: 0
Accepted
time: 1ms
memory: 3632kb

input:

1125899906842624 1 100000000000000000000

output:

555058180

result:

ok single line: '555058180'

Test #8:

score: 0
Accepted
time: 4ms
memory: 3748kb

input:

187500000 5941554024261918062 17356601866920567143

output:

679191360

result:

ok single line: '679191360'

Test #9:

score: 0
Accepted
time: 4ms
memory: 3752kb

input:

1555848 157165614890794026 49792374427566422833

output:

588832126

result:

ok single line: '588832126'

Test #10:

score: 0
Accepted
time: 45ms
memory: 6172kb

input:

53814924637488000 8378901287491856069 46225409092942057365

output:

964965504

result:

ok single line: '964965504'

Test #11:

score: 0
Accepted
time: 90ms
memory: 7508kb

input:

11814720750000000 8152927138245188051 35351923956338524619

output:

183963359

result:

ok single line: '183963359'

Test #12:

score: 0
Accepted
time: 32ms
memory: 5304kb

input:

6453888000000 4334845344448208535 35982793193772682339

output:

570114022

result:

ok single line: '570114022'

Test #13:

score: 0
Accepted
time: 40ms
memory: 5708kb

input:

90071357282285400 7893548167754114409 27099084703937108974

output:

869822186

result:

ok single line: '869822186'

Test #14:

score: 0
Accepted
time: 51ms
memory: 6116kb

input:

45571065750000 177160749596350425 98884377930460959454

output:

607698665

result:

ok single line: '607698665'

Test #15:

score: 0
Accepted
time: 27ms
memory: 4916kb

input:

1128443962982400 6338876482181492537 40931938533793596007

output:

881168270

result:

ok single line: '881168270'

Test #16:

score: 0
Accepted
time: 0ms
memory: 3644kb

input:

1 1 1

output:

1

result:

ok single line: '1'

Test #17:

score: 0
Accepted
time: 20ms
memory: 4508kb

input:

1412793457031250 2410155470167050095 99063185266833009818

output:

399813226

result:

ok single line: '399813226'

Test #18:

score: 0
Accepted
time: 56ms
memory: 6220kb

input:

67722117120000 8909573534349989418 73129289758235281558

output:

898227227

result:

ok single line: '898227227'

Test #19:

score: 0
Accepted
time: 22ms
memory: 4624kb

input:

472055808000 6809917603531307093 27494416416722163137

output:

379198478

result:

ok single line: '379198478'

Test #20:

score: 0
Accepted
time: 22ms
memory: 4872kb

input:

19353600000 8687492345912514346 24058039408337150852

output:

250715555

result:

ok single line: '250715555'

Test #21:

score: 0
Accepted
time: 14ms
memory: 4200kb

input:

47855420020225440 6150828649270625443 84863934988301168136

output:

665186711

result:

ok single line: '665186711'

Test #22:

score: 0
Accepted
time: 11ms
memory: 4424kb

input:

1382400000 9545797804645162278 70441077437727026904

output:

278230087

result:

ok single line: '278230087'

Test #23:

score: 0
Accepted
time: 4ms
memory: 3884kb

input:

816293376 2952089614708276156 10939708785225040670

output:

120954190

result:

ok single line: '120954190'

Test #24:

score: 0
Accepted
time: 2ms
memory: 3816kb

input:

4185097875 1348426133484952253 56617823359794500344

output:

773995224

result:

ok single line: '773995224'

Test #25:

score: 0
Accepted
time: 17ms
memory: 4408kb

input:

5828945117184 7777082394971366991 63470232991138132969

output:

678496908

result:

ok single line: '678496908'

Test #26:

score: 0
Accepted
time: 12ms
memory: 4432kb

input:

16184770560 3869053219872876321 94590086601168840932

output:

168181821

result:

ok single line: '168181821'

Test #27:

score: 0
Accepted
time: 0ms
memory: 3516kb

input:

2 1 12

output:

6

result:

ok single line: '6'

Test #28:

score: 0
Accepted
time: 0ms
memory: 3848kb

input:

30146484375 290228705524339176 51853415145287716863

output:

229436627

result:

ok single line: '229436627'

Test #29:

score: 0
Accepted
time: 30ms
memory: 4960kb

input:

2072513819443200 3726664558969607832 42501102605103061370

output:

947952932

result:

ok single line: '947952932'

Test #30:

score: 0
Accepted
time: 65ms
memory: 6988kb

input:

9920232000000000 4602219263214498291 80783137037024823899

output:

846877519

result:

ok single line: '846877519'

Test #31:

score: 0
Accepted
time: 24ms
memory: 5216kb

input:

97200000000000000 9310820760839688870 35322929083473756214

output:

936587432

result:

ok single line: '936587432'

Test #32:

score: 0
Accepted
time: 3ms
memory: 3900kb

input:

45209390625 5752361069878044328 64635325028527078951

output:

578047592

result:

ok single line: '578047592'

Test #33:

score: 0
Accepted
time: 79ms
memory: 7004kb

input:

54442233216000 2452030574225118723 90982734056131320662

output:

417646585

result:

ok single line: '417646585'

Test #34:

score: 0
Accepted
time: 22ms
memory: 4640kb

input:

1530550080000 7431421026778839808 84825282227911272129

output:

600103842

result:

ok single line: '600103842'

Test #35:

score: 0
Accepted
time: 43ms
memory: 5588kb

input:

13765147361280 4924477486471254843 10002324705150566233

output:

951883713

result:

ok single line: '951883713'

Test #36:

score: 0
Accepted
time: 38ms
memory: 5564kb

input:

59825698242187500 6303744363677706767 91410210495502213963

output:

774734375

result:

ok single line: '774734375'

Test #37:

score: 0
Accepted
time: 52ms
memory: 5940kb

input:

110658879959040 2133591391458550040 48494371567095341228

output:

103505650

result:

ok single line: '103505650'

Test #38:

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

input:

1 3 100

output:

98

result:

ok single line: '98'

Test #39:

score: 0
Accepted
time: 50ms
memory: 5784kb

input:

3160365465600 8968721517098518892 78444481529635953131

output:

364620926

result:

ok single line: '364620926'

Test #40:

score: -100
Wrong Answer
time: 1ms
memory: 3580kb

input:

54838448056132899 4242999884713464056 92948071680698209741

output:

60011844

result:

wrong answer 1st lines differ - expected: '922087167', found: '60011844'