oj.uz

Submission #894701

# Submission time Handle Problem Language Result Execution time Memory
894701 2023-12-28T18:11:51 Z tfgs Power Plant (JOI20_power) C++17
100 / 100
 117 ms 29580 KB 
#include <bits/stdc++.h>
using namespace std;

using ll = long long;
using db = long double; // or double, if TL is tight
using str = string; // yay python! 

// pairs
using pi = pair<int,int>;
using pl = pair<ll,ll>;
using pd = pair<db,db>;
#define mp make_pair
#define f first
#define s second

#define tcT template<class T
#define tcTU tcT, class U
// ^ lol this makes everything look weird but I'll try it
tcT> using V = vector<T>; 
tcT, size_t SZ> using AR = array<T,SZ>; 
using vi = V<int>;
using vb = V<bool>;
using vl = V<ll>;
using vd = V<db>;
using vs = V<str>;
using vpi = V<pi>;
using vpl = V<pl>;
using vpd = V<pd>;

// vectors
// oops size(x), rbegin(x), rend(x) need C++17
#define sz(x) ll((x).size())
#define bg(x) begin(x)
#define all(x) bg(x), end(x)
#define rall(x) x.rbegin(), x.rend() 
#define sor(x) sort(all(x)) 
#define rsz resize
#define ins insert 
#define pb push_back
#define eb emplace_back
#define ft front()
#define bk back()

#define lb lower_bound
#define ub upper_bound
tcT> ll lwb(V<T>& a, const T& b) { return ll(lb(all(a),b)-bg(a)); }
tcT> ll upb(V<T>& a, const T& b) { return ll(ub(all(a),b)-bg(a)); }

// loops
#define FOR(i,a,b) for (ll i = (a); i < (b); ++i)
#define F0R(i,a) FOR(i,0,a)
#define F1R(i,a) FOR(i,1,a+1)
#define ROF(i,a,b) for (ll i = (b)-1; i >= (a); --i)
#define R0F(i,a) ROF(i,0,a)
#define R1F(i,a) ROF(i,1,a+1)
#define rep(a) F0R(_,a)
#define each(a,x) for (auto& a: x)

const ll P = 1e9+7; // 998244353;
const ll MX = 2e5+5;
const ll BIG = 1e18; // not too close to LLONG_MAX
const db PI = acos((db)-1);
const ll dx[4]{1,0,-1,0}, dy[4]{0,1,0,-1}; // for every grid problem!!
mt19937 rng((uint32_t)chrono::steady_clock::now().time_since_epoch().count()); 
template<class T> using pqg = priority_queue<T,vector<T>,greater<T>>;

ll binpow(ll a, ll b) {
    ll res = 1;
    while (b) {
        if (b & 1) res = res * a % P;
        b >>= 1;
        a = a * a % P;
    }

    return res;
}

// bitwise ops
// also see https://gcc.gnu.org/onlinedocs/gcc/Other-Builtins.html
constexpr ll pct(ll x) { return __builtin_popcount(x); } // # of bits set
constexpr ll bits(ll x) { // assert(x >= 0); // make C++11 compatible until USACO updates ...
    return x == 0 ? 0 : 31-__builtin_clz(x); } // floor(log2(x)) 
constexpr ll p2(ll x) { return 1<<x; }
constexpr ll msk2(ll x) { return p2(x)-1; }

ll cdiv(ll a, ll b) { return a/b+((a^b)>0&&a%b); } // divide a by b rounded up
ll fdiv(ll a, ll b) { return a/b-((a^b)<0&&a%b); } // divide a by b rounded down

tcT> bool ckmin(T& a, const T& b) {
    return b < a ? a = b, 1 : 0; } // set a = min(a,b)
tcT> bool ckmax(T& a, const T& b) {
    return a < b ? a = b, 1 : 0; } // set a = max(a,b)

tcTU> T fstTrue(T lo, T hi, U f) {
    ++hi; assert(lo <= hi); // assuming f is increasing
    while (lo < hi) { // find first index such that f is true 
        T mid = lo+(hi-lo)/2;
        f(mid) ? hi = mid : lo = mid+1; 
    } 
    return lo;
}
tcTU> T lstTrue(T lo, T hi, U f) {
    --lo; assert(lo <= hi); // assuming f is decreasing
    while (lo < hi) { // find first index such that f is true 
        T mid = lo+(hi-lo+1)/2;
        f(mid) ? lo = mid : hi = mid-1;
    } 
    return lo;
}
tcT> void UNIQUE(vector<T>& v) { // sort and remove duplicates
    sort(all(v)); v.erase(unique(all(v)),end(v)); }
tcTU> void erase(T& t, const U& u) { // don't erase
    auto it = t.find(u); assert(it != end(t));
    t.erase(it); } // element that doesn't exist from (multi)set

#define tcTUU tcT, class ...U

inline namespace Helpers {
    //////////// is_iterable
    // https://stackoverflow.com/questions/13830158/check-if-a-variable-type-is-iterable
    // this gets used only when we can call begin() and end() on that type
    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;

    //////////// is_readable
    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;

    //////////// is_printable
    // // https://nafe.es/posts/2020-02-29-is-printable/
    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;
}

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> void re(complex<T>& c) { T a,b; re(a,b); c = {a,b}; } // complex
    tcT> typename enable_if<needs_input_v<T>,void>::type re(T& i); // ex. vectors, arrays
    tcTU> void re(pair<T,U>& p) { re(p.f,p.s); }
    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, V<T>& t, U&... u);
    template<class...U> void rv(size_t, size_t N2, U&... u);
    tcTUU> void rv(size_t N, V<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__);
}

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 = "{"; F0R(i,sz(t)) res += ts(t[i]);
        res += "}"; return res; }
    str ts(V<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.f)+", "+ts(p.s)+")"; }
    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>,vs>::type 
            ts_lev(const T& v) { return {ts(v)}; }
    template<int lev, class T> typename enable_if<needs_output_v<T>,vs>::type 
            ts_lev(const T& v) {
        if (lev == 0 || !sz(v)) return {ts(v)};
        vs res;
        for (const auto& t: v) {
            if (sz(res)) res.bk += ",";
            vs tmp = ts_lev<lev-1>(t);
            res.ins(end(res),all(tmp));
        }
        F0R(i,sz(res)) {
            str bef = " "; if (i == 0) bef = "{";
            res[i] = bef+res[i];
        }
        res.bk += "}";
        return res;
    }
}

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; }
    #ifdef I_AM_NOOB
        #define gg(...) loc_info(__LINE__,#__VA_ARGS__), dbg_out(__VA_ARGS__)
        #define ggl(lev,x) loc_info(__LINE__,#x), dbgl_out<lev>(x)
    #else // don't actually submit with this
        #define gg(...) 777771449
        #define ggl(lev,x)
    #endif

    // https://stackoverflow.com/questions/47980498/accurate-c-c-clock-on-a-multi-core-processor-with-auto-overclock?noredirect=1&lq=1
    const auto beg = std::chrono::high_resolution_clock::now();
    void dbg_time() {
        auto duration = chrono::duration<double>(
            std::chrono::high_resolution_clock::now() - beg);
        gg(duration.count());
    }
}

inline namespace FileIO {
    void setIn(str s)  { freopen(s.c_str(),"r",stdin); }
    void setOut(str s) { freopen(s.c_str(),"w",stdout); }
    void setIO(str s = "") {
        cin.tie(0)->sync_with_stdio(0); // unsync C / C++ I/O streams
        // cin.exceptions(cin.failbit);
        // throws exception when do smth illegal
        // ex. try to read letter into int
        if (sz(s) && fopen((s+".in").c_str(), "r")) setIn(s+".in"), setOut(s+".out"); // for old USACO
    }
}

// http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0200r0.html
template<class Fun> class y_combinator_result {
    Fun fun_;
public:
    template<class T> explicit y_combinator_result(T &&fun): fun_(std::forward<T>(fun)) {}
    template<class ...Args> decltype(auto) operator()(Args &&...args) { return fun_(std::ref(*this), std::forward<Args>(args)...); }
};
template<class Fun> decltype(auto) yy(Fun &&fun) { return y_combinator_result<std::decay_t<Fun>>(std::forward<Fun>(fun)); }

struct chash {
    // any random-ish large odd number will do
    const uint64_t C = uint64_t(2e18 * PI) + 71;
    // random 32-bit number
    const uint32_t RANDOM =
                    chrono::steady_clock::now().time_since_epoch().count();
    size_t operator()(uint64_t x) const {
        // see https://gcc.gnu.org/onlinedocs/gcc/Other-Builtins.html
        return __builtin_bswap64((x ^ RANDOM) * C);
    }
};
template <class K, class V> using cmap = unordered_map<K, V, chash>;
// example usage: cmap<int, int>

// Root is often special case, check it if you have issue
// with tree dp
// N=1 check should be automatic...
void solve() {
    ll n; re(n);
    V<vl> g(n+1);
    F0R(i, n-1) {
        ll u, v; re(u, v);
        g[u].pb(v); g[v].pb(u);
    }
    str s; re(s); s = ' '+s;

    ll ans = 0;
    vl dp(n+1);
    auto dfs = [&](auto&& dfs, ll u, ll p) -> void {
        if (s[u] == '1') {
            ll best = 0;
            each(v, g[u]) if (v != p) {
                dfs(dfs, v, u);
                dp[u] += dp[v];
                ckmax(best, dp[v]+1);
            }
            ckmax(ans, best);
            dp[u] = max(dp[u]-1, 1ll);
        } else {
            each(v, g[u]) if (v != p) {
                dfs(dfs, v, u);
                dp[u] += dp[v];
            }
        } 
        ckmax(ans, dp[u]);
    };
    dfs(dfs, 1, 1);

    ps(ans);
}

signed main() {
    setIO();
    
    solve(); 

    return 0;
}

Compilation message

power.cpp: In function 'void Output::dbg_time()':
power.cpp:248:25: warning: statement has no effect [-Wunused-value]
  248 |         #define gg(...) 777771449
      |                         ^~~~~~~~~
power.cpp:257:9: note: in expansion of macro 'gg'
  257 |         gg(duration.count());
      |         ^~
power.cpp: In function 'void FileIO::setIn(str)':
power.cpp:262:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  262 |     void setIn(str s)  { freopen(s.c_str(),"r",stdin); }
      |                          ~~~~~~~^~~~~~~~~~~~~~~~~~~~~
power.cpp: In function 'void FileIO::setOut(str)':
power.cpp:263:33: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  263 |     void setOut(str s) { freopen(s.c_str(),"w",stdout); }
      |                          ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 512 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 460 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct

Subtask #2
41.0 / 41.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 512 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 460 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 1 ms 604 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 604 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 1 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 600 KB Output is correct
32 Correct 1 ms 600 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 1 ms 852 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 472 KB Output is correct
37 Correct 1 ms 600 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 1 ms 604 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 1 ms 604 KB Output is correct
45 Correct 1 ms 604 KB Output is correct
46 Correct 1 ms 604 KB Output is correct
47 Correct 1 ms 604 KB Output is correct
48 Correct 1 ms 604 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 604 KB Output is correct
51 Correct 1 ms 608 KB Output is correct
52 Correct 1 ms 600 KB Output is correct
53 Correct 1 ms 604 KB Output is correct
54 Correct 1 ms 600 KB Output is correct
55 Correct 1 ms 604 KB Output is correct
56 Correct 1 ms 600 KB Output is correct
57 Correct 1 ms 600 KB Output is correct
58 Correct 1 ms 604 KB Output is correct
59 Correct 1 ms 604 KB Output is correct
60 Correct 1 ms 604 KB Output is correct
61 Correct 1 ms 604 KB Output is correct
62 Correct 1 ms 604 KB Output is correct
63 Correct 1 ms 604 KB Output is correct

Subtask #3
53.0 / 53.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 512 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 344 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 460 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 348 KB Output is correct
12 Correct 0 ms 344 KB Output is correct
13 Correct 1 ms 504 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 344 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 1 ms 600 KB Output is correct
23 Correct 1 ms 468 KB Output is correct
24 Correct 1 ms 604 KB Output is correct
25 Correct 1 ms 604 KB Output is correct
26 Correct 1 ms 604 KB Output is correct
27 Correct 1 ms 604 KB Output is correct
28 Correct 1 ms 604 KB Output is correct
29 Correct 1 ms 604 KB Output is correct
30 Correct 1 ms 604 KB Output is correct
31 Correct 1 ms 600 KB Output is correct
32 Correct 1 ms 600 KB Output is correct
33 Correct 1 ms 604 KB Output is correct
34 Correct 1 ms 852 KB Output is correct
35 Correct 1 ms 604 KB Output is correct
36 Correct 1 ms 472 KB Output is correct
37 Correct 1 ms 600 KB Output is correct
38 Correct 1 ms 604 KB Output is correct
39 Correct 1 ms 604 KB Output is correct
40 Correct 1 ms 604 KB Output is correct
41 Correct 1 ms 604 KB Output is correct
42 Correct 1 ms 604 KB Output is correct
43 Correct 1 ms 604 KB Output is correct
44 Correct 1 ms 604 KB Output is correct
45 Correct 1 ms 604 KB Output is correct
46 Correct 1 ms 604 KB Output is correct
47 Correct 1 ms 604 KB Output is correct
48 Correct 1 ms 604 KB Output is correct
49 Correct 1 ms 604 KB Output is correct
50 Correct 1 ms 604 KB Output is correct
51 Correct 1 ms 608 KB Output is correct
52 Correct 1 ms 600 KB Output is correct
53 Correct 1 ms 604 KB Output is correct
54 Correct 1 ms 600 KB Output is correct
55 Correct 1 ms 604 KB Output is correct
56 Correct 1 ms 600 KB Output is correct
57 Correct 1 ms 600 KB Output is correct
58 Correct 1 ms 604 KB Output is correct
59 Correct 1 ms 604 KB Output is correct
60 Correct 1 ms 604 KB Output is correct
61 Correct 1 ms 604 KB Output is correct
62 Correct 1 ms 604 KB Output is correct
63 Correct 1 ms 604 KB Output is correct
64 Correct 74 ms 16884 KB Output is correct
65 Correct 84 ms 16940 KB Output is correct
66 Correct 85 ms 16864 KB Output is correct
67 Correct 65 ms 17100 KB Output is correct
68 Correct 63 ms 17096 KB Output is correct
69 Correct 64 ms 17096 KB Output is correct
70 Correct 80 ms 17124 KB Output is correct
71 Correct 83 ms 17112 KB Output is correct
72 Correct 67 ms 17100 KB Output is correct
73 Correct 94 ms 28620 KB Output is correct
74 Correct 82 ms 28452 KB Output is correct
75 Correct 84 ms 18124 KB Output is correct
76 Correct 65 ms 18132 KB Output is correct
77 Correct 65 ms 16904 KB Output is correct
78 Correct 67 ms 16904 KB Output is correct
79 Correct 64 ms 16968 KB Output is correct
80 Correct 82 ms 17100 KB Output is correct
81 Correct 56 ms 17092 KB Output is correct
82 Correct 89 ms 16692 KB Output is correct
83 Correct 73 ms 21968 KB Output is correct
84 Correct 88 ms 24168 KB Output is correct
85 Correct 78 ms 23772 KB Output is correct
86 Correct 112 ms 18256 KB Output is correct
87 Correct 67 ms 17608 KB Output is correct
88 Correct 70 ms 17736 KB Output is correct
89 Correct 77 ms 18136 KB Output is correct
90 Correct 69 ms 17704 KB Output is correct
91 Correct 74 ms 17852 KB Output is correct
92 Correct 76 ms 18172 KB Output is correct
93 Correct 67 ms 20432 KB Output is correct
94 Correct 70 ms 22136 KB Output is correct
95 Correct 64 ms 20688 KB Output is correct
96 Correct 80 ms 19164 KB Output is correct
97 Correct 64 ms 17652 KB Output is correct
98 Correct 62 ms 17152 KB Output is correct
99 Correct 59 ms 17096 KB Output is correct
100 Correct 64 ms 20132 KB Output is correct
101 Correct 117 ms 18024 KB Output is correct
102 Correct 66 ms 17248 KB Output is correct
103 Correct 66 ms 17388 KB Output is correct
104 Correct 60 ms 17764 KB Output is correct
105 Correct 105 ms 25552 KB Output is correct
106 Correct 45 ms 17660 KB Output is correct
107 Correct 43 ms 17604 KB Output is correct
108 Correct 74 ms 29392 KB Output is correct
109 Correct 44 ms 17696 KB Output is correct
110 Correct 77 ms 29580 KB Output is correct
111 Correct 64 ms 16864 KB Output is correct