結果
問題 | No.493 とても長い数列と文字列(Long Long Sequence and a String) |
ユーザー | kimiyuki |
提出日時 | 2017-03-11 17:26:04 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 2 ms / 800 ms |
コード長 | 2,881 bytes |
コンパイル時間 | 1,080 ms |
コンパイル使用メモリ | 90,788 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-24 12:33:41 |
合計ジャッジ時間 | 3,692 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
(要ログイン)
テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,816 KB |
testcase_01 | AC | 2 ms
6,944 KB |
testcase_02 | AC | 2 ms
6,944 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 2 ms
6,944 KB |
testcase_07 | AC | 2 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,944 KB |
testcase_14 | AC | 2 ms
6,940 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 2 ms
6,940 KB |
testcase_18 | AC | 1 ms
6,944 KB |
testcase_19 | AC | 2 ms
6,944 KB |
testcase_20 | AC | 1 ms
6,944 KB |
testcase_21 | AC | 2 ms
6,940 KB |
testcase_22 | AC | 2 ms
6,944 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 2 ms
6,944 KB |
testcase_25 | AC | 2 ms
6,940 KB |
testcase_26 | AC | 2 ms
6,944 KB |
testcase_27 | AC | 2 ms
6,944 KB |
testcase_28 | AC | 2 ms
6,940 KB |
testcase_29 | AC | 2 ms
6,940 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,944 KB |
testcase_32 | AC | 2 ms
6,944 KB |
testcase_33 | AC | 2 ms
6,944 KB |
testcase_34 | AC | 2 ms
6,940 KB |
testcase_35 | AC | 2 ms
6,940 KB |
testcase_36 | AC | 2 ms
6,944 KB |
testcase_37 | AC | 2 ms
6,940 KB |
testcase_38 | AC | 2 ms
6,940 KB |
testcase_39 | AC | 2 ms
6,944 KB |
testcase_40 | AC | 2 ms
6,940 KB |
testcase_41 | AC | 2 ms
6,940 KB |
testcase_42 | AC | 2 ms
6,944 KB |
testcase_43 | AC | 2 ms
6,940 KB |
testcase_44 | AC | 2 ms
6,940 KB |
testcase_45 | AC | 2 ms
6,940 KB |
testcase_46 | AC | 2 ms
6,940 KB |
testcase_47 | AC | 2 ms
6,940 KB |
testcase_48 | AC | 2 ms
6,940 KB |
testcase_49 | AC | 2 ms
6,944 KB |
testcase_50 | AC | 2 ms
6,940 KB |
testcase_51 | AC | 2 ms
6,940 KB |
testcase_52 | AC | 2 ms
6,944 KB |
testcase_53 | AC | 2 ms
6,944 KB |
testcase_54 | AC | 2 ms
6,940 KB |
testcase_55 | AC | 2 ms
6,940 KB |
testcase_56 | AC | 2 ms
6,944 KB |
testcase_57 | AC | 2 ms
6,940 KB |
testcase_58 | AC | 2 ms
6,944 KB |
testcase_59 | AC | 2 ms
6,940 KB |
testcase_60 | AC | 1 ms
6,940 KB |
testcase_61 | AC | 2 ms
6,940 KB |
testcase_62 | AC | 2 ms
6,944 KB |
testcase_63 | AC | 2 ms
6,940 KB |
testcase_64 | AC | 2 ms
6,944 KB |
testcase_65 | AC | 2 ms
6,944 KB |
testcase_66 | AC | 2 ms
6,940 KB |
testcase_67 | AC | 2 ms
6,940 KB |
testcase_68 | AC | 2 ms
6,940 KB |
testcase_69 | AC | 1 ms
6,940 KB |
testcase_70 | AC | 2 ms
6,940 KB |
testcase_71 | AC | 2 ms
6,940 KB |
testcase_72 | AC | 2 ms
6,944 KB |
testcase_73 | AC | 2 ms
6,944 KB |
testcase_74 | AC | 2 ms
6,940 KB |
testcase_75 | AC | 1 ms
6,944 KB |
testcase_76 | AC | 2 ms
6,940 KB |
testcase_77 | AC | 1 ms
6,940 KB |
testcase_78 | AC | 2 ms
6,940 KB |
testcase_79 | AC | 2 ms
6,944 KB |
testcase_80 | AC | 2 ms
6,944 KB |
testcase_81 | AC | 2 ms
6,940 KB |
testcase_82 | AC | 2 ms
6,944 KB |
testcase_83 | AC | 1 ms
6,944 KB |
testcase_84 | AC | 2 ms
6,940 KB |
testcase_85 | AC | 2 ms
6,940 KB |
testcase_86 | AC | 2 ms
6,944 KB |
testcase_87 | AC | 2 ms
6,940 KB |
testcase_88 | AC | 2 ms
6,940 KB |
testcase_89 | AC | 2 ms
6,944 KB |
testcase_90 | AC | 2 ms
6,940 KB |
testcase_91 | AC | 2 ms
6,940 KB |
testcase_92 | AC | 2 ms
6,940 KB |
testcase_93 | AC | 2 ms
6,944 KB |
testcase_94 | AC | 2 ms
6,940 KB |
testcase_95 | AC | 2 ms
6,940 KB |
testcase_96 | AC | 2 ms
6,944 KB |
testcase_97 | AC | 2 ms
6,940 KB |
testcase_98 | AC | 2 ms
6,940 KB |
testcase_99 | AC | 2 ms
6,940 KB |
testcase_100 | AC | 1 ms
6,940 KB |
testcase_101 | AC | 2 ms
6,944 KB |
testcase_102 | AC | 1 ms
6,944 KB |
testcase_103 | AC | 2 ms
6,944 KB |
testcase_104 | AC | 2 ms
6,944 KB |
testcase_105 | AC | 2 ms
6,940 KB |
testcase_106 | AC | 2 ms
6,944 KB |
testcase_107 | AC | 2 ms
6,940 KB |
testcase_108 | AC | 2 ms
6,940 KB |
testcase_109 | AC | 2 ms
6,940 KB |
testcase_110 | AC | 2 ms
6,940 KB |
testcase_111 | AC | 2 ms
6,940 KB |
testcase_112 | AC | 2 ms
6,940 KB |
testcase_113 | AC | 2 ms
6,940 KB |
testcase_114 | AC | 2 ms
6,944 KB |
testcase_115 | AC | 2 ms
6,944 KB |
testcase_116 | AC | 2 ms
6,940 KB |
testcase_117 | AC | 2 ms
6,940 KB |
testcase_118 | AC | 2 ms
6,940 KB |
ソースコード
#include <iostream> #include <vector> #include <sstream> #include <functional> #include <cassert> #define repeat(i,n) for (int i = 0; (i) < int(n); ++(i)) #define repeat_from(i,m,n) for (int i = (m); (i) < int(n); ++(i)) using ll = long long; using namespace std; template <class T> inline void setmin(T & a, T const & b) { a = min(a, b); } ll powmod(ll x, ll y, ll p) { // O(log y) assert (y >= 0); x %= p; if (x < 0) x += p; ll z = 1; for (ll i = 1; i <= y; i <<= 1) { if (y & i) z = z * x % p; x = x * x % p; } return z; } ll inv(ll x, ll p) { // p must be a prime, O(log p) assert ((x % p + p) % p != 0); return powmod(x, p-2, p); } constexpr int mod = 1e9+7; pair<ll, int> from_string(string const & s) { ll sum = 0; int prod = 1; for (char c : s) { int d = (c == '0' ? 10 : c - '0'); sum += d; prod = prod *(ll) d % mod; } return { sum, prod }; } pair<ll, int> addmul(pair<ll, int> a, pair<ll, int> b) { return { a.first + b.first, a.second *(ll) b.second % mod }; } int main() { int k; ll l, r; cin >> k >> l >> r; -- l; vector<string> str { "" }; vector<ll> width { 0 }; vector<ll> sums { 0 }; vector<int> prods { 1 }; repeat_from (i,1,k+1) { ostringstream oss; oss << i*i; string s = oss.str(); str.push_back(s); width.push_back(2 * width.back() + s.length()); ll sum = 2 * sums.back(); int prod = prods.back() *(ll) prods.back() % mod; tie(sum, prod) = addmul(make_pair(sum, prod), from_string(s)); sums.push_back(sum); prods.push_back(prod); if (r <= width.back()) break; } function<pair<ll, int> (int, ll)> func = [&](int i, ll r) { if (i == 0) { return make_pair(0ll, 1); } else if (r < width[i-1]) { return func(i-1, r); } else if (r == width[i-1]) { return make_pair(sums[i-1], prods[i-1]); } else if (r < width[i-1] + str[i].length()) { ll sum = sums[i-1]; int prod = prods[i-1]; string s = str[i].substr(0, r - width[i-1]); return addmul(make_pair(sum, prod), from_string(s)); } else { assert (r < width[i-1] + str[i].length() + width[i-1]); ll sum = sums[i-1]; int prod = prods[i-1]; string s = str[i]; ll nr = r - width[i-1] - s.length(); return addmul(addmul(make_pair(sum, prod), from_string(s)), func(i-1, nr)); } }; if (width.back() < r) { cout << -1 << endl; } else { ll lsum; int lprod; tie(lsum, lprod) = func(width.size(), l); ll rsum; int rprod; tie(rsum, rprod) = func(width.size(), r); cout << (rsum - lsum) << ' ' << (rprod *(ll) inv(lprod, mod) % mod) << endl; } return 0; }