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답안 #1021330

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
1021330 2024-07-12T17:01:25 Z Ahmed_Solyman 버섯 세기 (IOI20_mushrooms) C++14
56.6416 / 100
 8 ms 600 KB 
/*
In the name of Allah
made by: Ahmed_Solyman
*/
#include <bits/stdc++.h>

using namespace std;
typedef long long ll;

int use_machine(vector<int>x);
int count_mushrooms(int n){
    if(n<=226){
        int ret=1;
        for(int i=1;i<n;i++){
            ret+=1-use_machine({0,i});
        }
        return ret;
    }
    int ret=0,k=95;
    vector<int>v[2];
    v[0].push_back(0);
    for(int i=1;i<=2*k-2;i++){
        if(use_machine({0,i})==0)v[0].push_back(i);
        else v[1].push_back(i);
    }
    bool typ;
    vector<int>g;
    if(v[0].size()>=k){
        typ=0;
        for(int i=0;i<k;i++)g.push_back(v[0][i]);
    }
    else{
        typ=1;
        for(int i=0;i<k;i++)g.push_back(v[1][i]);
    }
    auto f=[&](int l,int r){
        vector<int>p;
        p.push_back(g[0]);
        for(int i=l;i<=r;i++){
            p.push_back(i);
            p.push_back(g[i-l+1]);
        }
        int g=use_machine(p);
        if(typ)return g/2;
        else return r-l+1-g/2;
    };
    ret=(int)v[0].size();
    int st=2*k-1;
    k--;
    for(int i=st;i<n;i+=k){
        ret+=f(i,min(i+k-1,n-1));
    }
    return ret;
}

Compilation message

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:28:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   28 |     if(v[0].size()>=k){
      |        ~~~~~~~~~~~^~~

Subtask #1
56.6416 / 100.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 344 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 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 2 ms 344 KB Output is correct
7 Partially correct 4 ms 344 KB Output is partially correct
8 Partially correct 4 ms 344 KB Output is partially correct
9 Partially correct 5 ms 344 KB Output is partially correct
10 Partially correct 7 ms 344 KB Output is partially correct
11 Partially correct 7 ms 344 KB Output is partially correct
12 Partially correct 4 ms 344 KB Output is partially correct
13 Partially correct 4 ms 344 KB Output is partially correct
14 Partially correct 3 ms 344 KB Output is partially correct
15 Partially correct 4 ms 344 KB Output is partially correct
16 Partially correct 4 ms 344 KB Output is partially correct
17 Partially correct 3 ms 344 KB Output is partially correct
18 Partially correct 4 ms 344 KB Output is partially correct
19 Partially correct 4 ms 344 KB Output is partially correct
20 Partially correct 6 ms 344 KB Output is partially correct
21 Partially correct 4 ms 344 KB Output is partially correct
22 Partially correct 4 ms 344 KB Output is partially correct
23 Partially correct 5 ms 344 KB Output is partially correct
24 Partially correct 3 ms 344 KB Output is partially correct
25 Partially correct 4 ms 344 KB Output is partially correct
26 Partially correct 4 ms 344 KB Output is partially correct
27 Partially correct 4 ms 344 KB Output is partially correct
28 Partially correct 7 ms 600 KB Output is partially correct
29 Partially correct 4 ms 344 KB Output is partially correct
30 Partially correct 4 ms 344 KB Output is partially correct
31 Partially correct 8 ms 344 KB Output is partially correct
32 Partially correct 4 ms 344 KB Output is partially correct
33 Partially correct 4 ms 344 KB Output is partially correct
34 Partially correct 4 ms 344 KB Output is partially correct
35 Partially correct 5 ms 344 KB Output is partially correct
36 Partially correct 4 ms 344 KB Output is partially correct
37 Partially correct 4 ms 344 KB Output is partially correct
38 Partially correct 6 ms 344 KB Output is partially correct
39 Partially correct 4 ms 344 KB Output is partially correct
40 Partially correct 7 ms 344 KB Output is partially correct
41 Partially correct 4 ms 344 KB Output is partially correct
42 Partially correct 4 ms 344 KB Output is partially correct
43 Partially correct 5 ms 344 KB Output is partially correct
44 Partially correct 4 ms 344 KB Output is partially correct
45 Partially correct 4 ms 344 KB Output is partially correct
46 Partially correct 7 ms 344 KB Output is partially correct
47 Partially correct 4 ms 344 KB Output is partially correct
48 Partially correct 4 ms 344 KB Output is partially correct
49 Partially correct 4 ms 344 KB Output is partially correct
50 Partially correct 6 ms 344 KB Output is partially correct
51 Partially correct 4 ms 344 KB Output is partially correct
52 Partially correct 4 ms 340 KB Output is partially correct
53 Partially correct 4 ms 344 KB Output is partially correct
54 Partially correct 4 ms 344 KB Output is partially correct
55 Partially correct 4 ms 344 KB Output is partially correct
56 Partially correct 5 ms 344 KB Output is partially correct
57 Partially correct 4 ms 344 KB Output is partially correct
58 Partially correct 4 ms 344 KB Output is partially correct
59 Partially correct 4 ms 448 KB Output is partially correct
60 Partially correct 4 ms 344 KB Output is partially correct
61 Partially correct 4 ms 444 KB Output is partially correct
62 Correct 0 ms 344 KB Output is correct
63 Correct 0 ms 344 KB Output is correct
64 Correct 0 ms 344 KB Output is correct
65 Correct 0 ms 344 KB Output is correct
66 Correct 0 ms 344 KB Output is correct
67 Correct 0 ms 344 KB Output is correct
68 Correct 0 ms 344 KB Output is correct
69 Correct 1 ms 344 KB Output is correct
70 Correct 1 ms 344 KB Output is correct
71 Correct 0 ms 344 KB Output is correct
72 Correct 1 ms 344 KB Output is correct
73 Correct 1 ms 344 KB Output is correct
74 Correct 0 ms 344 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Correct 0 ms 344 KB Output is correct
77 Correct 0 ms 344 KB Output is correct
78 Correct 0 ms 344 KB Output is correct
79 Correct 0 ms 344 KB Output is correct
80 Correct 1 ms 344 KB Output is correct
81 Correct 0 ms 344 KB Output is correct
82 Correct 0 ms 344 KB Output is correct
83 Correct 1 ms 344 KB Output is correct
84 Correct 0 ms 344 KB Output is correct
85 Correct 0 ms 344 KB Output is correct
86 Correct 0 ms 344 KB Output is correct
87 Correct 0 ms 344 KB Output is correct
88 Correct 0 ms 344 KB Output is correct
89 Correct 1 ms 344 KB Output is correct
90 Correct 0 ms 344 KB Output is correct
91 Correct 0 ms 344 KB Output is correct