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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#373732#5557. Enjoyable Entreekevinyang#AC ✓1ms4056kbC++207.9kb2024-04-02 02:39:572024-04-02 02:39:59

Judging History

你现在查看的是最新测评结果

  • [2024-04-02 02:39:59]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:4056kb
  • [2024-04-02 02:39:57]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

/* Macros {{{ */
/*  A lot of this is from some of Benq's submissions
    [https://codeforces.com/profile/Benq]
    Ugly af to the eyes, but with vim fold its barable
    Hopefully c++20 concepts can make all this stuff must cleaner */

/* Basics {{{ */
using ll = long long;
using ld = long double;
using str = string;

using pi = pair<int, int>;
using pll = pair<ll, ll>;
using pld = pair<ld, ld>;
#define mp make_pair
#define fi first
#define se second

#define arr array
#define ve vector
using vi = vector<int>;
using vll = vector<ll>;
using vld = vector<ld>;

using vpi = vector<pi>;
using vpll = vector<pll>;
using vpld = vector<pld>;

using vvi = vector<vi>;
using vvll = vector<vll>;
using vvld = vector<vld>;

using vvpi = vector<vpi>;
using vvpll = vector<vpll>;
using vvpld = vector<vpld>;

#define pb push_back
#define lb lower_bound
#define ub upper_bound
#define sz size()
#define rsz(a) resize(a)
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()

#define For(i, a, b) for (int i = a; i < b; ++i)
#define Rof(i, a, b) for (int i = (b)-1; i >= (a); --i)
#define rep(a) For(_, 0, a)
#define each(a, x) for (auto &a : x)
#define reach(a, x) for (auto a = x.rbegin(); a != x.rend(); ++a)

template <typename T, typename U>
inline void cmin(T &x, U y) {
    if (y < x) x = y;
}
template <typename T, typename U>
inline void cmax(T &x, U y) {
    if (x < y) x = y;
}
/*}}}*/

/* IO {{{ */

/* Template Macros {{{ */
#define tcT template <class T
#define tcTU tcT, class U
#define tcTUU tcT, class... U
/*}}}*/

inline namespace Helpers { /*{{{*/
tcT, class = void > struct is_iterable : false_type {};
tcT > struct is_iterable<
          T, void_t<decltype(begin(declval<T>())), decltype(end(declval<T>()))>>
    : true_type {};
tcT > constexpr bool is_iterable_v = is_iterable<T>::value;

tcT, class = void > struct is_readable : false_type {};
tcT > struct is_readable<T, typename std::enable_if_t<is_same_v<
                                decltype(cin >> declval<T &>()), istream &>>>
    : true_type {};
tcT > constexpr bool is_readable_v = is_readable<T>::value;

tcT, class = void > struct is_printable : false_type {};
tcT > struct is_printable<T, typename std::enable_if_t<is_same_v<
                                 decltype(cout << declval<T>()), ostream &>>>
    : true_type {};
tcT > constexpr bool is_printable_v = is_printable<T>::value;
} /* namespace Helpers */
/*}}}*/

inline namespace Input { /*{{{*/
tcT > constexpr bool needs_input_v = !is_readable_v<T> && is_iterable_v<T>;
tcTUU > void re(T &t, U &...u);
tcTU > void re(pair<T, U> &p); /* pairs */

/* re: read{{{ */
tcT > typename enable_if<is_readable_v<T>, void>::type re(T &x) {
    cin >> x;
} /* default */
tcT > typename enable_if<needs_input_v<T>, void>::type re(
          T &i);                                   // vectors, arrays, etc...
tcTU > void re(pair<T, U> &p) { re(p.fi, p.se); }  // pairs
tcT > typename enable_if<needs_input_v<T>, void>::type re(T &i) {
    each(x, i) re(x);
}
tcTUU > void re(T &t, U &...u) {
    re(t);
    re(u...);
} /* read multiple}}} */

/* rv: resize and read vectors{{{ */
void rv(size_t) {}
tcTUU > void rv(size_t N, ve<T> &t, U &...u);
template <class... U>
void rv(size_t, size_t N2, U &...u);
tcTUU > void rv(size_t N, ve<T> &t, U &...u) {
    t.rsz(N);
    re(t);
    rv(N, u...);
}
template <class... U>
void rv(size_t, size_t N2, U &...u) {
    rv(N2, u...);
} /*}}}*/

/* dumb shortcuts to read in ints{{{ */
void decrement() {} /* subtract one from each */
tcTUU > void decrement(T &t, U &...u) {
    --t;
    decrement(u...);
}
#define ints(...)    \
    int __VA_ARGS__; \
    re(__VA_ARGS__);
#define int1(...)      \
    ints(__VA_ARGS__); \
    decrement(__VA_ARGS__); /*}}}*/
} /* namespace Input */
/*}}}*/

inline namespace ToString { /*{{{*/
tcT > constexpr bool needs_output_v = !is_printable_v<T> && is_iterable_v<T>;

/* ts: string representation to print */
tcT > typename enable_if<is_printable_v<T>, str>::type ts(T v) {
    stringstream ss;
    ss << fixed << setprecision(15) << v;
    return ss.str();
} /* default */
tcT > str bit_vec(T t) { /* bit vector to string */
    str res = "{";
    For(i, 0, t.sz) res += ts(t[i]);
    res += "}";
    return res;
}
str ts(ve<bool> v) { return bit_vec(v); }
template <size_t SZ>
str ts(bitset<SZ> b) {
    return bit_vec(b);
} /* bit vector */
tcTU > str ts(pair<T, U> p); /* pairs */
tcT > typename enable_if<needs_output_v<T>, str>::type ts(
          T v); /* vectors, arrays */
tcTU > str ts(pair<T, U> p) { return "(" + ts(p.fi) + ", " + ts(p.se) + ")"; }
tcT > typename enable_if<is_iterable_v<T>, str>::type ts_sep(T v, str sep) {
    /* convert container to string w/ separator sep */
    bool fst = 1;
    str res = "";
    for (const auto &x : v) {
        if (!fst) res += sep;
        fst = 0;
        res += ts(x);
    }
    return res;
}
tcT > typename enable_if<needs_output_v<T>, str>::type ts(T v) {
    return "{" + ts_sep(v, ", ") + "}";
}

/* for nested DS */
template <int, class T>
typename enable_if<!needs_output_v<T>, ve<str>>::type ts_lev(const T &v) {
    return {ts(v)};
}
template <int lev, class T>
typename enable_if<needs_output_v<T>, ve<str>>::type ts_lev(const T &v) {
    if (lev == 0 || !v.sz) return {ts(v)};
    ve<str> res;
    for (const auto &t : v) {
        if (res.sz) res.back() += ",";
        ve<str> tmp = ts_lev<lev - 1>(t);
        res.insert(end(res), all(tmp));
    }
    For(i, 0, res.sz) {
        str bef = " ";
        if (i == 0) bef = "{";
        res[i] = bef + res[i];
    }
    res.back() += "}";
    return res;
}
} /* namespace ToString */
/*}}}*/

inline namespace Output { /*{{{*/
template <class T>
void pr_sep(ostream &os, str, const T &t) {
    os << ts(t);
}
template <class T, class... U>
void pr_sep(ostream &os, str sep, const T &t, const U &...u) {
    pr_sep(os, sep, t);
    os << sep;
    pr_sep(os, sep, u...);
}
/* print w/ no spaces */
template <class... T>
void pr(const T &...t) {
    pr_sep(cout, "", t...);
}
/* print w/ spaces, end with newline */
void ps() { cout << "\n"; }
template <class... T>
void ps(const T &...t) {
    pr_sep(cout, " ", t...);
    ps();
}
/* debug to cerr */
template <class... T>
void dbg_out(const T &...t) {
    pr_sep(cerr, " | ", t...);
    cerr << endl;
}
void loc_info(int line, str names) {
    cerr << "Line(" << line << ") -> [" << names << "]: ";
}
template <int lev, class T>
void dbgl_out(const T &t) {
    cerr << "\n\n" << ts_sep(ts_lev<lev>(t), "\n") << "\n" << endl;
}
} /* namespace Output */
/*}}}}}}}}}*/

vvld mult_matrix(vvld &m1, vvld &m2) {
    vvld res(2, vld(2, 0));

    for(int r=0; r<2; ++r) for(int c=0; c<2; ++c)
        for(int k=0; k<2; ++k) res[r][c] += m1[r][k] * m2[k][c];

    return res;
}

vvld mtx_pow(vvld mtx, ll b) {
    vvld res = { { 1, 0 }, { 0, 1 } };

    ll e = 1;
    vvld p = mtx;
    for(; e <= b; e <<= 1, p = mult_matrix(p, p))
        if(e&b) res = mult_matrix(res, p);

    return res;
}

vvld my_mtx = {
    { 0, 1 },
    { 0.5, 0.5 }
};

ll n;
void solve() {
    re(n);
    vvld mtx = mtx_pow(my_mtx, n-1);

    if(n > 1e6) {
        ps(33.33333333333, 66.66666666666);
        return;
    }

    ld r1 = mtx[0][0] * 100, r2 = mtx[0][1] * 100;
    ps(r1, r2);
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);

    /* cout << fixed << setprecision(6); */
    int t = 1;
    // cin >> t;
    for (int i = 0; i < t; i++) solve();

    return 0;
    // you should actually read the stuff at the bottom
}

/* stuff you should look for
 * int overflow, array bounds
 * special cases (n=1?)
 * do smth instead of nothing and stay organized
 * WRITE STUFF DOWN
 * DON'T GET STUCK ON ONE APPROACH
 */

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 1ms
memory: 3800kb

input:

1

output:

100.000000000000000 0.000000000000000

result:

ok 2 numbers

Test #2:

score: 0
Accepted
time: 1ms
memory: 3844kb

input:

3

output:

50.000000000000000 50.000000000000000

result:

ok 2 numbers

Test #3:

score: 0
Accepted
time: 0ms
memory: 3960kb

input:

7

output:

34.375000000000000 65.625000000000000

result:

ok 2 numbers

Test #4:

score: 0
Accepted
time: 0ms
memory: 3780kb

input:

2

output:

0.000000000000000 100.000000000000000

result:

ok 2 numbers

Test #5:

score: 0
Accepted
time: 0ms
memory: 4040kb

input:

4

output:

25.000000000000000 75.000000000000000

result:

ok 2 numbers

Test #6:

score: 0
Accepted
time: 1ms
memory: 4040kb

input:

5

output:

37.500000000000000 62.500000000000000

result:

ok 2 numbers

Test #7:

score: 0
Accepted
time: 1ms
memory: 3876kb

input:

6

output:

31.250000000000000 68.750000000000000

result:

ok 2 numbers

Test #8:

score: 0
Accepted
time: 0ms
memory: 4044kb

input:

8

output:

32.812500000000000 67.187500000000000

result:

ok 2 numbers

Test #9:

score: 0
Accepted
time: 1ms
memory: 3748kb

input:

9

output:

33.593750000000000 66.406250000000000

result:

ok 2 numbers

Test #10:

score: 0
Accepted
time: 0ms
memory: 3960kb

input:

10

output:

33.203125000000000 66.796875000000000

result:

ok 2 numbers

Test #11:

score: 0
Accepted
time: 0ms
memory: 3812kb

input:

11

output:

33.398437500000000 66.601562500000000

result:

ok 2 numbers

Test #12:

score: 0
Accepted
time: 1ms
memory: 3904kb

input:

12

output:

33.300781250000000 66.699218750000000

result:

ok 2 numbers

Test #13:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

13

output:

33.349609375000000 66.650390625000000

result:

ok 2 numbers

Test #14:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

14

output:

33.325195312500000 66.674804687500000

result:

ok 2 numbers

Test #15:

score: 0
Accepted
time: 1ms
memory: 3904kb

input:

15

output:

33.337402343750000 66.662597656250000

result:

ok 2 numbers

Test #16:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

16

output:

33.331298828125000 66.668701171875000

result:

ok 2 numbers

Test #17:

score: 0
Accepted
time: 1ms
memory: 3752kb

input:

17

output:

33.334350585937500 66.665649414062500

result:

ok 2 numbers

Test #18:

score: 0
Accepted
time: 0ms
memory: 4056kb

input:

18

output:

33.332824707031250 66.667175292968750

result:

ok 2 numbers

Test #19:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

19

output:

33.333587646484375 66.666412353515625

result:

ok 2 numbers

Test #20:

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

input:

20

output:

33.333206176757812 66.666793823242188

result:

ok 2 numbers

Test #21:

score: 0
Accepted
time: 1ms
memory: 3792kb

input:

21

output:

33.333396911621094 66.666603088378906

result:

ok 2 numbers

Test #22:

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

input:

22

output:

33.333301544189453 66.666698455810547

result:

ok 2 numbers

Test #23:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

23

output:

33.333349227905273 66.666650772094727

result:

ok 2 numbers

Test #24:

score: 0
Accepted
time: 0ms
memory: 4036kb

input:

24

output:

33.333325386047363 66.666674613952637

result:

ok 2 numbers

Test #25:

score: 0
Accepted
time: 0ms
memory: 3932kb

input:

25

output:

33.333337306976318 66.666662693023682

result:

ok 2 numbers

Test #26:

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

input:

26

output:

33.333331346511841 66.666668653488159

result:

ok 2 numbers

Test #27:

score: 0
Accepted
time: 0ms
memory: 3824kb

input:

27

output:

33.333334326744080 66.666665673255920

result:

ok 2 numbers

Test #28:

score: 0
Accepted
time: 1ms
memory: 3864kb

input:

28

output:

33.333332836627960 66.666667163372040

result:

ok 2 numbers

Test #29:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

29

output:

33.333333581686020 66.666666418313980

result:

ok 2 numbers

Test #30:

score: 0
Accepted
time: 0ms
memory: 3756kb

input:

30

output:

33.333333209156990 66.666666790843010

result:

ok 2 numbers

Test #31:

score: 0
Accepted
time: 0ms
memory: 4040kb

input:

645

output:

33.333333333333333 66.666666666666667

result:

ok 2 numbers

Test #32:

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

input:

9664

output:

33.333333333333333 66.666666666666667

result:

ok 2 numbers

Test #33:

score: 0
Accepted
time: 0ms
memory: 3820kb

input:

92124

output:

33.333333333333333 66.666666666666665

result:

ok 2 numbers

Test #34:

score: 0
Accepted
time: 0ms
memory: 3964kb

input:

655217

output:

33.333333333333328 66.666666666666656

result:

ok 2 numbers

Test #35:

score: 0
Accepted
time: 0ms
memory: 3760kb

input:

1906604

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #36:

score: 0
Accepted
time: 1ms
memory: 3812kb

input:

14158782

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #37:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

118145010

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #38:

score: 0
Accepted
time: 0ms
memory: 3864kb

input:

2200494025

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #39:

score: 0
Accepted
time: 0ms
memory: 4044kb

input:

43605764225

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #40:

score: 0
Accepted
time: 0ms
memory: 3812kb

input:

804695488029

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #41:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

6627335577483

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #42:

score: 0
Accepted
time: 0ms
memory: 3968kb

input:

63784486977434

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #43:

score: 0
Accepted
time: 0ms
memory: 4032kb

input:

162874566997492

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #44:

score: 0
Accepted
time: 1ms
memory: 3788kb

input:

7889646630282564

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #45:

score: 0
Accepted
time: 1ms
memory: 3868kb

input:

93757501737327402

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #46:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

633156281075725080

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #47:

score: 0
Accepted
time: 0ms
memory: 3904kb

input:

999999999999999999

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #48:

score: 0
Accepted
time: 1ms
memory: 3816kb

input:

1000000000000000000

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #49:

score: 0
Accepted
time: 0ms
memory: 3796kb

input:

2147483646

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #50:

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

input:

2147483647

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #51:

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

input:

2147483648

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #52:

score: 0
Accepted
time: 0ms
memory: 3760kb

input:

2147483649

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #53:

score: 0
Accepted
time: 0ms
memory: 3804kb

input:

4294967294

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #54:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

4294967295

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #55:

score: 0
Accepted
time: 0ms
memory: 4036kb

input:

4294967296

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers

Test #56:

score: 0
Accepted
time: 1ms
memory: 3860kb

input:

4294967297

output:

33.333333333330003 66.666666666660007

result:

ok 2 numbers