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답안 #1111686

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1111686 2024-11-12T15:57:16 Z Mher777 Homework (CEOI22_homework) C++17
100 / 100
 218 ms 143648 KB 
#define _CRT_SECURE_NO_WARNINGS
#include <iostream>
#include <iomanip>
#include <array>
#include <string>
#include <algorithm>
#include <cmath>
#include <set>
#include <map>
#include <unordered_set>
#include <unordered_map>
#include <vector>
#include <stack>
#include <queue>
#include <deque>
#include <bitset>
#include <list>
#include <iterator>
#include <numeric>
#include <complex>
#include <utility>
#include <random>
#include <cassert>
#include <fstream>
using namespace std;
mt19937 rnd(time(nullptr));

/* -------------------- Typedefs -------------------- */

typedef int itn;
typedef long long ll;
typedef unsigned long long ull;
typedef double db;
typedef float fl;
typedef long double ld;

/* -------------------- Usings -------------------- */

using vi = vector<int>;
using vll = vector<ll>;
using mii = map<int, int>;
using mll = map<ll, ll>;
using pii = pair<int, int>;
using pll = pair<ll, ll>;

/* -------------------- Defines -------------------- */

#define ff first
#define ss second
#define pub push_back
#define pob pop_back
#define puf push_front
#define pof pop_front
#define mpr make_pair
#define yes cout<<"Yes\n"
#define no cout<<"No\n"
#define all(x) (x).begin(), (x).end()
#define USACO freopen("feast.in", "r", stdin); freopen("feast.out", "w", stdout);

/* -------------------- Constants -------------------- */

const int dx[8] = { -1, 0, 1, 0, -1, -1, 1, 1 };
const int dy[8] = { 0, -1, 0, 1, -1, 1, -1, 1 };
const int MAX = int(1e9 + 5);
const ll MAXL = ll(1e18) + 5ll;
const ll MOD = ll(1000000007);
const ll MOD2 = ll(998244353);

/* -------------------- Functions -------------------- */

void fastio() {
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
}

void precision(int x) {
    cout.setf(ios::fixed | ios::showpoint);
    cout.precision(x);
}

ll gcd(ll a, ll b) {
    if (a == 0 || b == 0) return(max(a, b));
    while (b) {
        a %= b;
        swap(a, b);
    }
    return a;
}

ll lcm(ll a, ll b) {
    return a / gcd(a, b) * b;
}

ll range_sum(ll a, ll b) {
    if (a > b) return 0ll;
    ll dif = a - 1, cnt = b - a + 1;
    ll ans = ((b - a + 1) * (b - a + 2)) / 2;
    ans += ((b - a + 1) * dif);
    return ans;
}

string dec_to_bin(ll a) {
    string s = "";
    for (ll i = a; i > 0; ) {
        ll k = i % 2;
        i /= 2;
        char c = k + 48;
        s += c;
    }
    if (a == 0) {
        s = "0";
    }
    reverse(all(s));
    return s;
}

ll bin_to_dec(string s) {
    ll num = 0;
    for (int i = 0; i < s.size(); i++) {
        num *= 2ll;
        num += (s[i] - '0');
    }
    return num;
}

ll factorial_by_mod(ll n, ll mod) {
    ll ans = 1;
    ll num;
    for (ll i = 1; i <= n; ++i) {
        num = i % mod;
        ans *= num;
        ans %= mod;
    }
    return ans;
}

bool isPrime(ll a) {
    if (a == 1) return false;
    for (ll i = 2; i * i <= a; i++) {
        if (a % i == 0) return false;
    }
    return true;
}

ll binpow(ll a, ll b) {
    if (!a) return 0;
    ll ans = 1;
    while (b) {
        if (b & 1) {
            ans *= a;
        }
        b >>= 1;
        a *= a;
    }
    return ans;
}

ll binpow_by_mod(ll a, ll b, ll mod) {
    if (!a) return 0;
    ll ans = 1;
    while (b) {
        if (b & 1) {
            ans *= a;
            ans %= mod;
        }
        b >>= 1;
        a *= a;
        a %= mod;
    }
    return ans;
}

/* -------------------- Solution -------------------- */

vi type, leaf, p, cap;
vector<pii> child, ran;
int n, m = 1;
string s;

void make_node() {
    type.pub(0);
    leaf.pub(0);
    p.pub(0);
    cap.pub(0);
    child.pub({ 0,0 });
    ran.pub({ 1,1 });
}

pii uni(pii p1, pii p2) {
    pii ret = p1;
    if (ret.ff > p2.ff) ret.ff = p2.ff;
    if (ret.ss < p2.ss) ret.ss = p2.ss;
    return ret;
}

void dfs(int u = 1) {
    if (leaf[u]) return;
    int l1, r1, x1, l2, r2, x2, x;
    int to = child[u].ff;
    dfs(to);
    l1 = ran[to].ff, r1 = ran[to].ss, x1 = cap[to];
    to = child[u].ss;
    dfs(to);
    l2 = ran[to].ff, r2 = ran[to].ss, x2 = cap[to];
    cap[u] = x1 + x2;
    x = x1 + x2;
    pii p1, p2;
    if (type[u] == 0) {
        p1 = { l1,min(x,r1 + r2 - 1) };
        p2 = { l2,min(x,r2 + r1 - 1) };
    }
    else {
        p1 = { min(m,l1 + l2), min(m, (x - (x1 - r1))) };
        p2 = { min(m,l1 + l2), min(m, (x - (x2 - r2))) };
    }
    ran[u] = uni(p1, p2);
}

void slv() {
    make_node();
    make_node();
    cin >> s;
    n = (int)s.size();
    if (s == "?") {
        cout << 1;
        return;
    }
    int cur_node = 1;
    for (int i = 0; i < n - 1; ++i) {
        if (s[i + 1] == '(') {
            if (s[i] == 'x') {
                type[cur_node] = 1;
            }
            continue;
        }
        if (s[i] == '(') {
            make_node();
            child[cur_node].ff = m + 1;
            p[m + 1] = cur_node;
            cur_node = ++m;
        }
        if (s[i] == ',') {
            make_node();
            cur_node = p[cur_node];
            child[cur_node].ss = m + 1;
            p[m + 1] = cur_node;
            cur_node = ++m;
        }
        if (s[i] == ')') {
            cur_node = p[cur_node];
        }
        if (s[i] == '?') {
            cap[cur_node] = 1;
            leaf[cur_node] = 1;
        }
    }
    dfs();
    cout << ran[1].ss - ran[1].ff + 1;
}

void cs() {
    int tstc = 1;
    //cin >> tstc;
    while (tstc--) {
        slv();
    }
}

void precalc() {
    return;
}

int main() {
    fastio();
    precalc();
    //precision(0);
    cs();
    return 0;
}

Compilation message

Main.cpp: In function 'll range_sum(ll, ll)':
Main.cpp:97:21: warning: unused variable 'cnt' [-Wunused-variable]
   97 |     ll dif = a - 1, cnt = b - a + 1;
      |                     ^~~
Main.cpp: In function 'll bin_to_dec(std::string)':
Main.cpp:120:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  120 |     for (int i = 0; i < s.size(); i++) {
      |                     ~~^~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 380 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 592 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 380 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 592 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 1 ms 336 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 508 KB Output is correct
38 Correct 1 ms 336 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 336 KB Output is correct
43 Correct 1 ms 336 KB Output is correct
44 Correct 1 ms 336 KB Output is correct
45 Correct 1 ms 336 KB Output is correct
46 Correct 1 ms 336 KB Output is correct
47 Correct 1 ms 336 KB Output is correct
48 Correct 1 ms 336 KB Output is correct
49 Correct 1 ms 504 KB Output is correct
50 Correct 1 ms 336 KB Output is correct
51 Correct 1 ms 336 KB Output is correct
52 Correct 1 ms 336 KB Output is correct
53 Correct 1 ms 504 KB Output is correct
54 Correct 1 ms 336 KB Output is correct
55 Correct 1 ms 336 KB Output is correct
56 Correct 1 ms 336 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 196 ms 143628 KB Output is correct
2 Correct 196 ms 143648 KB Output is correct
3 Correct 203 ms 143544 KB Output is correct
4 Correct 212 ms 143628 KB Output is correct
5 Correct 208 ms 143628 KB Output is correct
6 Correct 203 ms 143632 KB Output is correct
7 Correct 212 ms 143492 KB Output is correct
8 Correct 202 ms 143500 KB Output is correct
9 Correct 198 ms 143624 KB Output is correct
10 Correct 183 ms 143640 KB Output is correct
11 Correct 189 ms 143568 KB Output is correct
12 Correct 185 ms 143548 KB Output is correct
13 Correct 1 ms 336 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 380 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 592 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 1 ms 336 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 508 KB Output is correct
38 Correct 1 ms 336 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 336 KB Output is correct
43 Correct 1 ms 336 KB Output is correct
44 Correct 1 ms 336 KB Output is correct
45 Correct 1 ms 336 KB Output is correct
46 Correct 1 ms 336 KB Output is correct
47 Correct 1 ms 336 KB Output is correct
48 Correct 1 ms 336 KB Output is correct
49 Correct 1 ms 504 KB Output is correct
50 Correct 1 ms 336 KB Output is correct
51 Correct 1 ms 336 KB Output is correct
52 Correct 1 ms 336 KB Output is correct
53 Correct 1 ms 504 KB Output is correct
54 Correct 1 ms 336 KB Output is correct
55 Correct 1 ms 336 KB Output is correct
56 Correct 1 ms 336 KB Output is correct
57 Correct 1 ms 504 KB Output is correct
58 Correct 1 ms 508 KB Output is correct
59 Correct 1 ms 336 KB Output is correct
60 Correct 1 ms 336 KB Output is correct
61 Correct 1 ms 336 KB Output is correct
62 Correct 1 ms 592 KB Output is correct
63 Correct 1 ms 336 KB Output is correct
64 Correct 1 ms 764 KB Output is correct
65 Correct 1 ms 592 KB Output is correct
66 Correct 1 ms 592 KB Output is correct
67 Correct 1 ms 336 KB Output is correct
68 Correct 1 ms 336 KB Output is correct
69 Correct 1 ms 336 KB Output is correct
70 Correct 1 ms 336 KB Output is correct
71 Correct 1 ms 336 KB Output is correct
72 Correct 1 ms 844 KB Output is correct
73 Correct 1 ms 592 KB Output is correct
74 Correct 1 ms 592 KB Output is correct
75 Correct 1 ms 760 KB Output is correct
76 Correct 1 ms 592 KB Output is correct
77 Correct 1 ms 336 KB Output is correct
78 Correct 1 ms 336 KB Output is correct
79 Correct 1 ms 336 KB Output is correct
80 Correct 1 ms 336 KB Output is correct
81 Correct 1 ms 592 KB Output is correct
82 Correct 1 ms 760 KB Output is correct
83 Correct 1 ms 464 KB Output is correct
84 Correct 1 ms 336 KB Output is correct
85 Correct 1 ms 336 KB Output is correct
86 Correct 1 ms 336 KB Output is correct

Subtask #5
34.0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 1 ms 336 KB Output is correct
4 Correct 1 ms 380 KB Output is correct
5 Correct 1 ms 336 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 336 KB Output is correct
8 Correct 1 ms 336 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 468 KB Output is correct
11 Correct 1 ms 336 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 336 KB Output is correct
14 Correct 1 ms 336 KB Output is correct
15 Correct 1 ms 336 KB Output is correct
16 Correct 1 ms 336 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 336 KB Output is correct
20 Correct 1 ms 336 KB Output is correct
21 Correct 1 ms 592 KB Output is correct
22 Correct 1 ms 336 KB Output is correct
23 Correct 1 ms 336 KB Output is correct
24 Correct 1 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 336 KB Output is correct
27 Correct 1 ms 336 KB Output is correct
28 Correct 1 ms 336 KB Output is correct
29 Correct 1 ms 336 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 336 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 336 KB Output is correct
34 Correct 1 ms 336 KB Output is correct
35 Correct 1 ms 336 KB Output is correct
36 Correct 1 ms 336 KB Output is correct
37 Correct 1 ms 508 KB Output is correct
38 Correct 1 ms 336 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 1 ms 336 KB Output is correct
41 Correct 1 ms 336 KB Output is correct
42 Correct 1 ms 336 KB Output is correct
43 Correct 1 ms 336 KB Output is correct
44 Correct 1 ms 336 KB Output is correct
45 Correct 1 ms 336 KB Output is correct
46 Correct 1 ms 336 KB Output is correct
47 Correct 1 ms 336 KB Output is correct
48 Correct 1 ms 336 KB Output is correct
49 Correct 1 ms 504 KB Output is correct
50 Correct 1 ms 336 KB Output is correct
51 Correct 1 ms 336 KB Output is correct
52 Correct 1 ms 336 KB Output is correct
53 Correct 1 ms 504 KB Output is correct
54 Correct 1 ms 336 KB Output is correct
55 Correct 1 ms 336 KB Output is correct
56 Correct 1 ms 336 KB Output is correct
57 Correct 196 ms 143628 KB Output is correct
58 Correct 196 ms 143648 KB Output is correct
59 Correct 203 ms 143544 KB Output is correct
60 Correct 212 ms 143628 KB Output is correct
61 Correct 208 ms 143628 KB Output is correct
62 Correct 203 ms 143632 KB Output is correct
63 Correct 212 ms 143492 KB Output is correct
64 Correct 202 ms 143500 KB Output is correct
65 Correct 198 ms 143624 KB Output is correct
66 Correct 183 ms 143640 KB Output is correct
67 Correct 189 ms 143568 KB Output is correct
68 Correct 185 ms 143548 KB Output is correct
69 Correct 1 ms 336 KB Output is correct
70 Correct 1 ms 504 KB Output is correct
71 Correct 1 ms 508 KB Output is correct
72 Correct 1 ms 336 KB Output is correct
73 Correct 1 ms 336 KB Output is correct
74 Correct 1 ms 336 KB Output is correct
75 Correct 1 ms 592 KB Output is correct
76 Correct 1 ms 336 KB Output is correct
77 Correct 1 ms 764 KB Output is correct
78 Correct 1 ms 592 KB Output is correct
79 Correct 1 ms 592 KB Output is correct
80 Correct 1 ms 336 KB Output is correct
81 Correct 1 ms 336 KB Output is correct
82 Correct 1 ms 336 KB Output is correct
83 Correct 1 ms 336 KB Output is correct
84 Correct 1 ms 336 KB Output is correct
85 Correct 1 ms 844 KB Output is correct
86 Correct 1 ms 592 KB Output is correct
87 Correct 1 ms 592 KB Output is correct
88 Correct 1 ms 760 KB Output is correct
89 Correct 1 ms 592 KB Output is correct
90 Correct 1 ms 336 KB Output is correct
91 Correct 1 ms 336 KB Output is correct
92 Correct 1 ms 336 KB Output is correct
93 Correct 1 ms 336 KB Output is correct
94 Correct 1 ms 592 KB Output is correct
95 Correct 1 ms 760 KB Output is correct
96 Correct 1 ms 464 KB Output is correct
97 Correct 1 ms 336 KB Output is correct
98 Correct 1 ms 336 KB Output is correct
99 Correct 1 ms 336 KB Output is correct
100 Correct 157 ms 81028 KB Output is correct
101 Correct 139 ms 80964 KB Output is correct
102 Correct 135 ms 80920 KB Output is correct
103 Correct 126 ms 81116 KB Output is correct
104 Correct 122 ms 81100 KB Output is correct
105 Correct 169 ms 101868 KB Output is correct
106 Correct 163 ms 101912 KB Output is correct
107 Correct 161 ms 101900 KB Output is correct
108 Correct 161 ms 101872 KB Output is correct
109 Correct 153 ms 101692 KB Output is correct
110 Correct 144 ms 81024 KB Output is correct
111 Correct 145 ms 80908 KB Output is correct
112 Correct 140 ms 81116 KB Output is correct
113 Correct 138 ms 81308 KB Output is correct
114 Correct 134 ms 80960 KB Output is correct
115 Correct 204 ms 143496 KB Output is correct
116 Correct 218 ms 143488 KB Output is correct
117 Correct 211 ms 143512 KB Output is correct
118 Correct 217 ms 143628 KB Output is correct
119 Correct 211 ms 143500 KB Output is correct
120 Correct 140 ms 80952 KB Output is correct
121 Correct 142 ms 80992 KB Output is correct
122 Correct 164 ms 80980 KB Output is correct
123 Correct 158 ms 80940 KB Output is correct
124 Correct 168 ms 113556 KB Output is correct
125 Correct 161 ms 113808 KB Output is correct
126 Correct 158 ms 113700 KB Output is correct
127 Correct 165 ms 112144 KB Output is correct
128 Correct 72 ms 40588 KB Output is correct
129 Correct 57 ms 40592 KB Output is correct
130 Correct 57 ms 40584 KB Output is correct
131 Correct 1 ms 336 KB Output is correct