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답안 #1099655

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1099655 2024-10-12T00:46:37 Z Zero_OP Homework (CEOI22_homework) C++14
100 / 100
 220 ms 214472 KB 
#include <bits/stdc++.h>

using namespace std;

#define rep(i, l, r) for(int i = (l), _r = (r); i < _r; ++i)
#define FOR(i, l, r) for(int i = (l), _r = (r); i <= _r; ++i)
#define ROF(i, r, l) for(int i = (r), _l = (l); i >= _l; --i)
#define all(v) begin(v), end(v)
#define compact(v) v.erase(unique(all(v)), end(v))
#define sz(v) (int)v.size()
#define dbg(x) "[" #x " = " << (x) << "]"

template<typename T>
bool minimize(T& a, const T& b){
    if(a > b) return a = b, true; return false;
}

template<typename T>
bool maximize(T& a, const T& b){
    if(a < b) return a = b, true; return false;
}

using ll = long long;
using ld = long double;

mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
template<typename T> T random_int(T l, T r){ return uniform_int_distribution<T>(l, r)(rng); }
template<typename T> T random_real(T l, T r){ return uniform_real_distribution<T>(l, r)(rng); }

const int MAX = 4e6 + 5;

int len, n;
string s;
int sz[MAX], l[MAX], r[MAX];
bitset<MAX> is_leaf, is_min;
vector<int> adj[MAX];

void dfs(int u){
    if(is_leaf[u]){
        l[u] = r[u] = 1;
        sz[u] = 1;
        return;
    }

    int v1 = adj[u][0];
    int v2 = adj[u][1];
    dfs(v1); dfs(v2);

    sz[u] = sz[v1] + sz[v2];
    if(is_min[u]){
        l[u] = min(l[v1], l[v2]);
        r[u] = r[v1] + r[v2] - 1;
    } else{
        l[u] = l[v1] + l[v2];
        r[u] = max(sz[v1] + r[v2], sz[v2] + r[v1]);
    }
}

void testcase(){
    cin >> s;
    len = sz(s);

    stack<int> st;
    rep(i, 0, len){
        if(s[i] == '('){
            ++n;

            if(!st.empty()){
                adj[st.top()].push_back(n);
            }

            st.push(n);
            is_min[n] = (s[i - 1] == 'n');
        } else if(s[i] == ')'){
            st.pop();
        } else if(s[i] == '?'){
            ++n;
            is_leaf[n] = true;
            adj[st.top()].push_back(n);
        }
    }

    dfs(1);
    cout << r[1] - l[1] + 1 << '\n';
}

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    #define filename "task"
    if(fopen(filename".inp", "r")){
        freopen(filename".inp", "r", stdin);
        freopen(filename".out", "w", stdout);
    }

    int T = 1; //cin >> T;
    while(T--) testcase();

    return 0;
}

Compilation message

Main.cpp: In function 'bool minimize(T&, const T&)':
Main.cpp:15:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   15 |     if(a > b) return a = b, true; return false;
      |     ^~
Main.cpp:15:35: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   15 |     if(a > b) return a = b, true; return false;
      |                                   ^~~~~~
Main.cpp: In function 'bool maximize(T&, const T&)':
Main.cpp:20:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
   20 |     if(a < b) return a = b, true; return false;
      |     ^~
Main.cpp:20:35: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   20 |     if(a < b) return a = b, true; return false;
      |                                   ^~~~~~
Main.cpp: In function 'int main()':
Main.cpp:93:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   93 |         freopen(filename".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
Main.cpp:94:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   94 |         freopen(filename".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 41 ms 94288 KB Output is correct
2 Correct 43 ms 94292 KB Output is correct
3 Correct 42 ms 94292 KB Output is correct
4 Correct 43 ms 94292 KB Output is correct
5 Correct 41 ms 94292 KB Output is correct
6 Correct 42 ms 94292 KB Output is correct
7 Correct 41 ms 94400 KB Output is correct
8 Correct 44 ms 94288 KB Output is correct
9 Correct 39 ms 94300 KB Output is correct
10 Correct 48 ms 94292 KB Output is correct
11 Correct 42 ms 94296 KB Output is correct
12 Correct 42 ms 94288 KB Output is correct
13 Correct 42 ms 94292 KB Output is correct
14 Correct 42 ms 94380 KB Output is correct
15 Correct 43 ms 94288 KB Output is correct
16 Correct 42 ms 94288 KB Output is correct
17 Correct 48 ms 94288 KB Output is correct
18 Correct 43 ms 94288 KB Output is correct
19 Correct 40 ms 94288 KB Output is correct
20 Correct 37 ms 94160 KB Output is correct
21 Correct 37 ms 94300 KB Output is correct
22 Correct 37 ms 94348 KB Output is correct
23 Correct 37 ms 94300 KB Output is correct
24 Correct 37 ms 94216 KB Output is correct
25 Correct 37 ms 94296 KB Output is correct
26 Correct 38 ms 94292 KB Output is correct
27 Correct 37 ms 94288 KB Output is correct
28 Correct 37 ms 94288 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 41 ms 94288 KB Output is correct
2 Correct 43 ms 94292 KB Output is correct
3 Correct 42 ms 94292 KB Output is correct
4 Correct 43 ms 94292 KB Output is correct
5 Correct 41 ms 94292 KB Output is correct
6 Correct 42 ms 94292 KB Output is correct
7 Correct 41 ms 94400 KB Output is correct
8 Correct 44 ms 94288 KB Output is correct
9 Correct 39 ms 94300 KB Output is correct
10 Correct 48 ms 94292 KB Output is correct
11 Correct 42 ms 94296 KB Output is correct
12 Correct 42 ms 94288 KB Output is correct
13 Correct 42 ms 94292 KB Output is correct
14 Correct 42 ms 94380 KB Output is correct
15 Correct 43 ms 94288 KB Output is correct
16 Correct 42 ms 94288 KB Output is correct
17 Correct 48 ms 94288 KB Output is correct
18 Correct 43 ms 94288 KB Output is correct
19 Correct 40 ms 94288 KB Output is correct
20 Correct 37 ms 94160 KB Output is correct
21 Correct 37 ms 94300 KB Output is correct
22 Correct 37 ms 94348 KB Output is correct
23 Correct 37 ms 94300 KB Output is correct
24 Correct 37 ms 94216 KB Output is correct
25 Correct 37 ms 94296 KB Output is correct
26 Correct 38 ms 94292 KB Output is correct
27 Correct 37 ms 94288 KB Output is correct
28 Correct 37 ms 94288 KB Output is correct
29 Correct 37 ms 94292 KB Output is correct
30 Correct 36 ms 94292 KB Output is correct
31 Correct 42 ms 94372 KB Output is correct
32 Correct 38 ms 94288 KB Output is correct
33 Correct 37 ms 94228 KB Output is correct
34 Correct 37 ms 94344 KB Output is correct
35 Correct 38 ms 94300 KB Output is correct
36 Correct 42 ms 94288 KB Output is correct
37 Correct 43 ms 94288 KB Output is correct
38 Correct 43 ms 94348 KB Output is correct
39 Correct 41 ms 94292 KB Output is correct
40 Correct 41 ms 94292 KB Output is correct
41 Correct 43 ms 94288 KB Output is correct
42 Correct 42 ms 94292 KB Output is correct
43 Correct 42 ms 94292 KB Output is correct
44 Correct 43 ms 94288 KB Output is correct
45 Correct 42 ms 94288 KB Output is correct
46 Correct 44 ms 94300 KB Output is correct
47 Correct 43 ms 94292 KB Output is correct
48 Correct 44 ms 94300 KB Output is correct
49 Correct 42 ms 94268 KB Output is correct
50 Correct 43 ms 94288 KB Output is correct
51 Correct 43 ms 94288 KB Output is correct
52 Correct 44 ms 94292 KB Output is correct
53 Correct 40 ms 94196 KB Output is correct
54 Correct 43 ms 94292 KB Output is correct
55 Correct 44 ms 94288 KB Output is correct
56 Correct 43 ms 94208 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 205 ms 214216 KB Output is correct
2 Correct 201 ms 214220 KB Output is correct
3 Correct 210 ms 214220 KB Output is correct
4 Correct 211 ms 214292 KB Output is correct
5 Correct 207 ms 214312 KB Output is correct
6 Correct 206 ms 214216 KB Output is correct
7 Correct 197 ms 214188 KB Output is correct
8 Correct 197 ms 214216 KB Output is correct
9 Correct 205 ms 214220 KB Output is correct
10 Correct 200 ms 214472 KB Output is correct
11 Correct 202 ms 214220 KB Output is correct
12 Correct 206 ms 214216 KB Output is correct
13 Correct 43 ms 94300 KB Output is correct

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 41 ms 94288 KB Output is correct
2 Correct 43 ms 94292 KB Output is correct
3 Correct 42 ms 94292 KB Output is correct
4 Correct 43 ms 94292 KB Output is correct
5 Correct 41 ms 94292 KB Output is correct
6 Correct 42 ms 94292 KB Output is correct
7 Correct 41 ms 94400 KB Output is correct
8 Correct 44 ms 94288 KB Output is correct
9 Correct 39 ms 94300 KB Output is correct
10 Correct 48 ms 94292 KB Output is correct
11 Correct 42 ms 94296 KB Output is correct
12 Correct 42 ms 94288 KB Output is correct
13 Correct 42 ms 94292 KB Output is correct
14 Correct 42 ms 94380 KB Output is correct
15 Correct 43 ms 94288 KB Output is correct
16 Correct 42 ms 94288 KB Output is correct
17 Correct 48 ms 94288 KB Output is correct
18 Correct 43 ms 94288 KB Output is correct
19 Correct 40 ms 94288 KB Output is correct
20 Correct 37 ms 94160 KB Output is correct
21 Correct 37 ms 94300 KB Output is correct
22 Correct 37 ms 94348 KB Output is correct
23 Correct 37 ms 94300 KB Output is correct
24 Correct 37 ms 94216 KB Output is correct
25 Correct 37 ms 94296 KB Output is correct
26 Correct 38 ms 94292 KB Output is correct
27 Correct 37 ms 94288 KB Output is correct
28 Correct 37 ms 94288 KB Output is correct
29 Correct 37 ms 94292 KB Output is correct
30 Correct 36 ms 94292 KB Output is correct
31 Correct 42 ms 94372 KB Output is correct
32 Correct 38 ms 94288 KB Output is correct
33 Correct 37 ms 94228 KB Output is correct
34 Correct 37 ms 94344 KB Output is correct
35 Correct 38 ms 94300 KB Output is correct
36 Correct 42 ms 94288 KB Output is correct
37 Correct 43 ms 94288 KB Output is correct
38 Correct 43 ms 94348 KB Output is correct
39 Correct 41 ms 94292 KB Output is correct
40 Correct 41 ms 94292 KB Output is correct
41 Correct 43 ms 94288 KB Output is correct
42 Correct 42 ms 94292 KB Output is correct
43 Correct 42 ms 94292 KB Output is correct
44 Correct 43 ms 94288 KB Output is correct
45 Correct 42 ms 94288 KB Output is correct
46 Correct 44 ms 94300 KB Output is correct
47 Correct 43 ms 94292 KB Output is correct
48 Correct 44 ms 94300 KB Output is correct
49 Correct 42 ms 94268 KB Output is correct
50 Correct 43 ms 94288 KB Output is correct
51 Correct 43 ms 94288 KB Output is correct
52 Correct 44 ms 94292 KB Output is correct
53 Correct 40 ms 94196 KB Output is correct
54 Correct 43 ms 94292 KB Output is correct
55 Correct 44 ms 94288 KB Output is correct
56 Correct 43 ms 94208 KB Output is correct
57 Correct 43 ms 94292 KB Output is correct
58 Correct 43 ms 94292 KB Output is correct
59 Correct 38 ms 94288 KB Output is correct
60 Correct 37 ms 94292 KB Output is correct
61 Correct 37 ms 94288 KB Output is correct
62 Correct 37 ms 94444 KB Output is correct
63 Correct 37 ms 94300 KB Output is correct
64 Correct 39 ms 94260 KB Output is correct
65 Correct 37 ms 94288 KB Output is correct
66 Correct 37 ms 94300 KB Output is correct
67 Correct 38 ms 94288 KB Output is correct
68 Correct 37 ms 94288 KB Output is correct
69 Correct 37 ms 94316 KB Output is correct
70 Correct 37 ms 94300 KB Output is correct
71 Correct 37 ms 94332 KB Output is correct
72 Correct 38 ms 94292 KB Output is correct
73 Correct 37 ms 94300 KB Output is correct
74 Correct 38 ms 94288 KB Output is correct
75 Correct 37 ms 94288 KB Output is correct
76 Correct 36 ms 94404 KB Output is correct
77 Correct 40 ms 94272 KB Output is correct
78 Correct 38 ms 94296 KB Output is correct
79 Correct 36 ms 94292 KB Output is correct
80 Correct 38 ms 94420 KB Output is correct
81 Correct 41 ms 94492 KB Output is correct
82 Correct 39 ms 94300 KB Output is correct
83 Correct 42 ms 94292 KB Output is correct
84 Correct 43 ms 94384 KB Output is correct
85 Correct 43 ms 94308 KB Output is correct
86 Correct 42 ms 94288 KB Output is correct

Subtask #5
34.0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 41 ms 94288 KB Output is correct
2 Correct 43 ms 94292 KB Output is correct
3 Correct 42 ms 94292 KB Output is correct
4 Correct 43 ms 94292 KB Output is correct
5 Correct 41 ms 94292 KB Output is correct
6 Correct 42 ms 94292 KB Output is correct
7 Correct 41 ms 94400 KB Output is correct
8 Correct 44 ms 94288 KB Output is correct
9 Correct 39 ms 94300 KB Output is correct
10 Correct 48 ms 94292 KB Output is correct
11 Correct 42 ms 94296 KB Output is correct
12 Correct 42 ms 94288 KB Output is correct
13 Correct 42 ms 94292 KB Output is correct
14 Correct 42 ms 94380 KB Output is correct
15 Correct 43 ms 94288 KB Output is correct
16 Correct 42 ms 94288 KB Output is correct
17 Correct 48 ms 94288 KB Output is correct
18 Correct 43 ms 94288 KB Output is correct
19 Correct 40 ms 94288 KB Output is correct
20 Correct 37 ms 94160 KB Output is correct
21 Correct 37 ms 94300 KB Output is correct
22 Correct 37 ms 94348 KB Output is correct
23 Correct 37 ms 94300 KB Output is correct
24 Correct 37 ms 94216 KB Output is correct
25 Correct 37 ms 94296 KB Output is correct
26 Correct 38 ms 94292 KB Output is correct
27 Correct 37 ms 94288 KB Output is correct
28 Correct 37 ms 94288 KB Output is correct
29 Correct 37 ms 94292 KB Output is correct
30 Correct 36 ms 94292 KB Output is correct
31 Correct 42 ms 94372 KB Output is correct
32 Correct 38 ms 94288 KB Output is correct
33 Correct 37 ms 94228 KB Output is correct
34 Correct 37 ms 94344 KB Output is correct
35 Correct 38 ms 94300 KB Output is correct
36 Correct 42 ms 94288 KB Output is correct
37 Correct 43 ms 94288 KB Output is correct
38 Correct 43 ms 94348 KB Output is correct
39 Correct 41 ms 94292 KB Output is correct
40 Correct 41 ms 94292 KB Output is correct
41 Correct 43 ms 94288 KB Output is correct
42 Correct 42 ms 94292 KB Output is correct
43 Correct 42 ms 94292 KB Output is correct
44 Correct 43 ms 94288 KB Output is correct
45 Correct 42 ms 94288 KB Output is correct
46 Correct 44 ms 94300 KB Output is correct
47 Correct 43 ms 94292 KB Output is correct
48 Correct 44 ms 94300 KB Output is correct
49 Correct 42 ms 94268 KB Output is correct
50 Correct 43 ms 94288 KB Output is correct
51 Correct 43 ms 94288 KB Output is correct
52 Correct 44 ms 94292 KB Output is correct
53 Correct 40 ms 94196 KB Output is correct
54 Correct 43 ms 94292 KB Output is correct
55 Correct 44 ms 94288 KB Output is correct
56 Correct 43 ms 94208 KB Output is correct
57 Correct 205 ms 214216 KB Output is correct
58 Correct 201 ms 214220 KB Output is correct
59 Correct 210 ms 214220 KB Output is correct
60 Correct 211 ms 214292 KB Output is correct
61 Correct 207 ms 214312 KB Output is correct
62 Correct 206 ms 214216 KB Output is correct
63 Correct 197 ms 214188 KB Output is correct
64 Correct 197 ms 214216 KB Output is correct
65 Correct 205 ms 214220 KB Output is correct
66 Correct 200 ms 214472 KB Output is correct
67 Correct 202 ms 214220 KB Output is correct
68 Correct 206 ms 214216 KB Output is correct
69 Correct 43 ms 94300 KB Output is correct
70 Correct 43 ms 94292 KB Output is correct
71 Correct 43 ms 94292 KB Output is correct
72 Correct 38 ms 94288 KB Output is correct
73 Correct 37 ms 94292 KB Output is correct
74 Correct 37 ms 94288 KB Output is correct
75 Correct 37 ms 94444 KB Output is correct
76 Correct 37 ms 94300 KB Output is correct
77 Correct 39 ms 94260 KB Output is correct
78 Correct 37 ms 94288 KB Output is correct
79 Correct 37 ms 94300 KB Output is correct
80 Correct 38 ms 94288 KB Output is correct
81 Correct 37 ms 94288 KB Output is correct
82 Correct 37 ms 94316 KB Output is correct
83 Correct 37 ms 94300 KB Output is correct
84 Correct 37 ms 94332 KB Output is correct
85 Correct 38 ms 94292 KB Output is correct
86 Correct 37 ms 94300 KB Output is correct
87 Correct 38 ms 94288 KB Output is correct
88 Correct 37 ms 94288 KB Output is correct
89 Correct 36 ms 94404 KB Output is correct
90 Correct 40 ms 94272 KB Output is correct
91 Correct 38 ms 94296 KB Output is correct
92 Correct 36 ms 94292 KB Output is correct
93 Correct 38 ms 94420 KB Output is correct
94 Correct 41 ms 94492 KB Output is correct
95 Correct 39 ms 94300 KB Output is correct
96 Correct 42 ms 94292 KB Output is correct
97 Correct 43 ms 94384 KB Output is correct
98 Correct 43 ms 94308 KB Output is correct
99 Correct 42 ms 94288 KB Output is correct
100 Correct 174 ms 163392 KB Output is correct
101 Correct 173 ms 163352 KB Output is correct
102 Correct 164 ms 163224 KB Output is correct
103 Correct 157 ms 163312 KB Output is correct
104 Correct 158 ms 163276 KB Output is correct
105 Correct 186 ms 179108 KB Output is correct
106 Correct 186 ms 178976 KB Output is correct
107 Correct 191 ms 179152 KB Output is correct
108 Correct 176 ms 179048 KB Output is correct
109 Correct 178 ms 178956 KB Output is correct
110 Correct 187 ms 163176 KB Output is correct
111 Correct 173 ms 163376 KB Output is correct
112 Correct 165 ms 163340 KB Output is correct
113 Correct 169 ms 163212 KB Output is correct
114 Correct 163 ms 163272 KB Output is correct
115 Correct 206 ms 214340 KB Output is correct
116 Correct 205 ms 214348 KB Output is correct
117 Correct 199 ms 214320 KB Output is correct
118 Correct 220 ms 214216 KB Output is correct
119 Correct 192 ms 214288 KB Output is correct
120 Correct 159 ms 163388 KB Output is correct
121 Correct 162 ms 163352 KB Output is correct
122 Correct 176 ms 163616 KB Output is correct
123 Correct 189 ms 163344 KB Output is correct
124 Correct 153 ms 188688 KB Output is correct
125 Correct 160 ms 188876 KB Output is correct
126 Correct 154 ms 188724 KB Output is correct
127 Correct 150 ms 188700 KB Output is correct
128 Correct 93 ms 130360 KB Output is correct
129 Correct 87 ms 130580 KB Output is correct
130 Correct 87 ms 130364 KB Output is correct
131 Correct 39 ms 94260 KB Output is correct