oj.uz

답안 #696964

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
696964 2023-02-07T18:33:02 Z Deepesson Homework (CEOI22_homework) C++17
53 / 100
 167 ms 25680 KB 
#include <bits/stdc++.h>
#define MAX 105005

typedef std::pair<int,int> pii;
///Garantido que con=2
std::vector<int> con[MAX];
int types[MAX];
enum tipos {MINIMO=1,MAXIMO};
int N;
int rodada=42;
///0 -> Menor que objetivo
///1 -> Maior que objetivo
int turno[MAX][2];
int tab[MAX][2];
int dp(int pos,int modo){
    if(!types[pos]){///Folha
        return 1;
    }
    if(turno[pos][modo]==rodada)return tab[pos][modo];
    turno[pos][modo]=rodada;
    int ans=1e9;
    ///Procurando valores menores que objetivo
    if(modo==0){
        if(types[pos]==MINIMO){
            ans=std::min(ans,dp(con[pos][0],modo));
            ans=std::min(ans,dp(con[pos][1],modo));
        }else {
            ans=dp(con[pos][0],modo)+dp(con[pos][1],modo);
        }
    ///Procurando valores maiores que objetivo
    }else {
        if(types[pos]==MINIMO){
            ans=dp(con[pos][0],modo)+dp(con[pos][1],modo);
        }else {
            ans=std::min(ans,dp(con[pos][0],modo));
            ans=std::min(ans,dp(con[pos][1],modo));
        }
    }
    return tab[pos][modo]=ans;
}
///Left -> valores menores que obj, Right -> valores maiores que obj
int left,right,objetivo;
int marcas[MAX];
void dfs(int pos){
    if(!types[pos]){///Eh folha
        int inicio=left+1;
        int fim = (N-right);
        marcas[inicio]++;
        marcas[fim+1]--;
        return;
    }
    if(types[pos]==MINIMO){///Temos que ter um valor = X e outro maior que X
        int esq = dp(con[pos][0],1),dir = dp(con[pos][1],1);
        right+=esq;
        dfs(con[pos][1]);
        right+=-esq+dir;
        dfs(con[pos][0]);
        right+=-dir;
    }else if(types[pos]==MAXIMO){///Temos que ter um valor = X e outro menor que X
        int esq = dp(con[pos][0],0),dir = dp(con[pos][1],0);
        left+=esq;
        dfs(con[pos][1]);
        left+=-esq+dir;
        dfs(con[pos][0]);
        left+=-dir;
    }
    return;
}
int main()
{
    std::string s;
    std::cin>>s;
    for(auto&x:s)if(x=='?')++N;
    ///Destrinchar
    std::vector<int> stack;
    int cur=0;
    for(int i=0;i<s.size();++i){
        if(s[i]==',')continue;
        if(s[i]==')'){
            stack.pop_back();
            continue;
        }
        if(s[i]=='?'){
            con[stack.back()].push_back(cur);
            ++cur;
            continue;
        }
        if(s[i]=='m'){
            if(stack.size())
            con[stack.back()].push_back(cur);
            int tipo=MINIMO;
            if(s[i+1]=='a')tipo=MAXIMO;
            i+=3;
            stack.push_back(cur);
            types[cur]=tipo;
            ++cur;
        }else std::cout<<s[i];
    }
    dfs(0);
    int count=0,curs=0;
    for(int i=1;i<=N;++i){
        curs+=marcas[i];
        if(curs)++count;
    }
    std::cout<<count<<"\n";
}

Compilation message

Main.cpp: In function 'int main()':
Main.cpp:77:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   77 |     for(int i=0;i<s.size();++i){
      |                 ~^~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2772 KB Output is correct
2 Correct 1 ms 2772 KB Output is correct
3 Correct 1 ms 2772 KB Output is correct
4 Correct 1 ms 2772 KB Output is correct
5 Correct 1 ms 2780 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2776 KB Output is correct
11 Correct 1 ms 2772 KB Output is correct
12 Correct 2 ms 2788 KB Output is correct
13 Correct 1 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 1 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 1 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2780 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct

Subtask #2
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2772 KB Output is correct
2 Correct 1 ms 2772 KB Output is correct
3 Correct 1 ms 2772 KB Output is correct
4 Correct 1 ms 2772 KB Output is correct
5 Correct 1 ms 2780 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2776 KB Output is correct
11 Correct 1 ms 2772 KB Output is correct
12 Correct 2 ms 2788 KB Output is correct
13 Correct 1 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 1 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 1 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2780 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2772 KB Output is correct
33 Correct 1 ms 2772 KB Output is correct
34 Correct 2 ms 2780 KB Output is correct
35 Correct 2 ms 2900 KB Output is correct
36 Correct 2 ms 2776 KB Output is correct
37 Correct 2 ms 2732 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2776 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 1 ms 2772 KB Output is correct
42 Correct 2 ms 2776 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct
46 Correct 2 ms 2780 KB Output is correct
47 Correct 2 ms 2772 KB Output is correct
48 Correct 2 ms 2776 KB Output is correct
49 Correct 2 ms 2784 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 1 ms 2772 KB Output is correct
52 Correct 2 ms 2772 KB Output is correct
53 Correct 2 ms 2772 KB Output is correct
54 Correct 2 ms 2772 KB Output is correct
55 Correct 2 ms 2772 KB Output is correct
56 Correct 2 ms 2772 KB Output is correct

Subtask #3
0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 167 ms 25680 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -

Subtask #4
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2772 KB Output is correct
2 Correct 1 ms 2772 KB Output is correct
3 Correct 1 ms 2772 KB Output is correct
4 Correct 1 ms 2772 KB Output is correct
5 Correct 1 ms 2780 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2776 KB Output is correct
11 Correct 1 ms 2772 KB Output is correct
12 Correct 2 ms 2788 KB Output is correct
13 Correct 1 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 1 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 1 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2780 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2772 KB Output is correct
33 Correct 1 ms 2772 KB Output is correct
34 Correct 2 ms 2780 KB Output is correct
35 Correct 2 ms 2900 KB Output is correct
36 Correct 2 ms 2776 KB Output is correct
37 Correct 2 ms 2732 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2776 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 1 ms 2772 KB Output is correct
42 Correct 2 ms 2776 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct
46 Correct 2 ms 2780 KB Output is correct
47 Correct 2 ms 2772 KB Output is correct
48 Correct 2 ms 2776 KB Output is correct
49 Correct 2 ms 2784 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 1 ms 2772 KB Output is correct
52 Correct 2 ms 2772 KB Output is correct
53 Correct 2 ms 2772 KB Output is correct
54 Correct 2 ms 2772 KB Output is correct
55 Correct 2 ms 2772 KB Output is correct
56 Correct 2 ms 2772 KB Output is correct
57 Correct 2 ms 2772 KB Output is correct
58 Correct 2 ms 2780 KB Output is correct
59 Correct 2 ms 2772 KB Output is correct
60 Correct 2 ms 2772 KB Output is correct
61 Correct 2 ms 2772 KB Output is correct
62 Correct 2 ms 2784 KB Output is correct
63 Correct 2 ms 2784 KB Output is correct
64 Correct 2 ms 2780 KB Output is correct
65 Correct 3 ms 2772 KB Output is correct
66 Correct 2 ms 2900 KB Output is correct
67 Correct 2 ms 2776 KB Output is correct
68 Correct 2 ms 2772 KB Output is correct
69 Correct 2 ms 2772 KB Output is correct
70 Correct 2 ms 2780 KB Output is correct
71 Correct 2 ms 2772 KB Output is correct
72 Correct 2 ms 2900 KB Output is correct
73 Correct 2 ms 2900 KB Output is correct
74 Correct 2 ms 2904 KB Output is correct
75 Correct 2 ms 2908 KB Output is correct
76 Correct 2 ms 2904 KB Output is correct
77 Correct 2 ms 2776 KB Output is correct
78 Correct 2 ms 2828 KB Output is correct
79 Correct 3 ms 2772 KB Output is correct
80 Correct 2 ms 2772 KB Output is correct
81 Correct 2 ms 2900 KB Output is correct
82 Correct 2 ms 2900 KB Output is correct
83 Correct 3 ms 2772 KB Output is correct
84 Correct 2 ms 2772 KB Output is correct
85 Correct 2 ms 2780 KB Output is correct
86 Correct 2 ms 2772 KB Output is correct

Subtask #5
0 / 34.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2772 KB Output is correct
2 Correct 1 ms 2772 KB Output is correct
3 Correct 1 ms 2772 KB Output is correct
4 Correct 1 ms 2772 KB Output is correct
5 Correct 1 ms 2780 KB Output is correct
6 Correct 2 ms 2772 KB Output is correct
7 Correct 2 ms 2772 KB Output is correct
8 Correct 2 ms 2772 KB Output is correct
9 Correct 2 ms 2772 KB Output is correct
10 Correct 2 ms 2776 KB Output is correct
11 Correct 1 ms 2772 KB Output is correct
12 Correct 2 ms 2788 KB Output is correct
13 Correct 1 ms 2772 KB Output is correct
14 Correct 2 ms 2772 KB Output is correct
15 Correct 2 ms 2772 KB Output is correct
16 Correct 2 ms 2772 KB Output is correct
17 Correct 2 ms 2772 KB Output is correct
18 Correct 2 ms 2772 KB Output is correct
19 Correct 1 ms 2772 KB Output is correct
20 Correct 2 ms 2772 KB Output is correct
21 Correct 2 ms 2772 KB Output is correct
22 Correct 2 ms 2772 KB Output is correct
23 Correct 1 ms 2772 KB Output is correct
24 Correct 2 ms 2772 KB Output is correct
25 Correct 2 ms 2772 KB Output is correct
26 Correct 2 ms 2772 KB Output is correct
27 Correct 2 ms 2780 KB Output is correct
28 Correct 2 ms 2772 KB Output is correct
29 Correct 2 ms 2772 KB Output is correct
30 Correct 2 ms 2772 KB Output is correct
31 Correct 2 ms 2772 KB Output is correct
32 Correct 2 ms 2772 KB Output is correct
33 Correct 1 ms 2772 KB Output is correct
34 Correct 2 ms 2780 KB Output is correct
35 Correct 2 ms 2900 KB Output is correct
36 Correct 2 ms 2776 KB Output is correct
37 Correct 2 ms 2732 KB Output is correct
38 Correct 2 ms 2772 KB Output is correct
39 Correct 2 ms 2776 KB Output is correct
40 Correct 2 ms 2772 KB Output is correct
41 Correct 1 ms 2772 KB Output is correct
42 Correct 2 ms 2776 KB Output is correct
43 Correct 2 ms 2772 KB Output is correct
44 Correct 2 ms 2772 KB Output is correct
45 Correct 2 ms 2772 KB Output is correct
46 Correct 2 ms 2780 KB Output is correct
47 Correct 2 ms 2772 KB Output is correct
48 Correct 2 ms 2776 KB Output is correct
49 Correct 2 ms 2784 KB Output is correct
50 Correct 2 ms 2772 KB Output is correct
51 Correct 1 ms 2772 KB Output is correct
52 Correct 2 ms 2772 KB Output is correct
53 Correct 2 ms 2772 KB Output is correct
54 Correct 2 ms 2772 KB Output is correct
55 Correct 2 ms 2772 KB Output is correct
56 Correct 2 ms 2772 KB Output is correct
57 Runtime error 167 ms 25680 KB Execution killed with signal 11
58 Halted 0 ms 0 KB -