oj.uz

Submission #147794

# Submission time Handle Problem Language Result Execution time Memory
147794 2019-08-30T16:33:04 Z 12tqian Toys (CEOI18_toy) C++14
79 / 100
 5000 ms 12980 KB 
#pragma comment(linker, "/stack:200000000")
//#pragma GCC optimize("Ofast")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimize ("O3")
#pragma GCC target ("sse4")
#include <bits/stdc++.h>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/pb_ds/assoc_container.hpp>

using namespace std;
using namespace __gnu_pbds;
template <class T> using Tree = tree<T, null_type, less<T>, rb_tree_tag,tree_order_statistics_node_update>;

const double PI = 4 * atan(1);

#define sz(x) (int)(x).size()
#define ll long long
#define ld long double
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define pii pair <int, int>
#define vi vector<int>
#define f first
#define s second
#define lb lower_bound
#define ub upper_bound
#define all(x) x.begin(), x.end()
#define vpi vector<pair<int, int>>
#define vpd vector<pair<double, double>>
#define pd pair<double, double>

#define f0r(i,a) for(int i=0;i<a;i++)
#define f1r(i,a,b) for(int i=a;i<b;i++)
#define trav(a, x) for (auto& a : x)

template<typename A, typename B> ostream& operator<<(ostream &cout, pair<A, B> const &p) { return cout << "(" << p.f << ", " << p.s << ")"; }
template<typename A> ostream& operator<<(ostream &cout, vector<A> const &v) {
  cout << "["; for(int i = 0; i < v.size(); i++) {if (i) cout << ", "; cout << v[i];} return cout << "]";
}

void fast_io(){
    ios_base::sync_with_stdio(0);
    cin.tie(NULL);
    cout.tie(NULL);
}
void io(string taskname){
    string fin = taskname + ".in";
    string fout = taskname + ".out";
    const char* FIN = fin.c_str();
    const char* FOUT = fout.c_str();
    freopen(FIN, "r", stdin);
    freopen(FOUT, "w", stdout);
    fast_io();
}
const int MAX = 1500;
const int INF = 1e9 + 7;
set<int> ans;
set<int> s;
unordered_map<int, int> um;
vi divisors;
vi nums[MAX];
///index of the divisor, find largest divisor of d less than or
///equal to mx
int val[MAX][MAX];
int get(int d, int mx){
    int l = 0;
    int r = sz(nums[d])-1;
    while(abs(l-r)>1){
        int m = (l + r)/2;
        if(nums[d][m]>mx){
            r = m-1;
        }
        else{
            l = m;
        }
    }
    if(l>r) swap(l, r);
    if(nums[d][r] <= mx) return r;
    return l;
}
void solve(int left, int last, int sum){
    if(left == 1){
        ans.insert(sum);
        return;
    }
    int id = um[left];
    int idx;
    if(left <= last) idx = sz(nums[id]) - 1;
    else idx = val[id][um[last]];
    //else idx = get(id, last);
   // cout << divisors[id] <<  " " << last << endl;
    //int idx = val[id][um[last]];
    //assert(idx == idx1);
    f1r(i, 1, idx+1){
        int divisor = nums[id][i];

        solve(left/divisors[divisor], divisors[divisor], sum + divisors[divisor] - 1);
    }
}
int main(){
    fast_io();
    int n;
    cin >> n;
    f1r(i, 1, sqrt(n) + 1){
        if(n%i == 0){
            s.insert(i);
            s.insert(n/i);
        }
    }
    for(auto x: s) divisors.eb(x);
    f0r(i, sz(divisors)){
        um[divisors[i]] = i;
        f0r(j, i+1){
            if(divisors[i]%divisors[j] == 0){
                nums[i].eb(j);
            }
        }
    }
    f0r(i, sz(divisors)){
        f0r(j, sz(divisors)){
            val[i][j] = get(i, divisors[j]);
        }
    }
    solve(n, INF, 0);
    cout << sz(ans) << endl;
    for(auto x: ans) cout << x << " ";
    cout << endl;
    return 0;
}

Compilation message

toy.cpp:1:0: warning: ignoring #pragma comment  [-Wunknown-pragmas]
 #pragma comment(linker, "/stack:200000000")
 
toy.cpp: In function 'void io(std::__cxx11::string)':
toy.cpp:52:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen(FIN, "r", stdin);
     ~~~~~~~^~~~~~~~~~~~~~~~~
toy.cpp:53:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     freopen(FOUT, "w", stdout);
     ~~~~~~~^~~~~~~~~~~~~~~~~~~

Subtask #1
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct

Subtask #2
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 632 KB Output is correct
27 Correct 3 ms 632 KB Output is correct
28 Correct 3 ms 504 KB Output is correct
29 Correct 2 ms 504 KB Output is correct
30 Correct 2 ms 504 KB Output is correct
31 Correct 4 ms 632 KB Output is correct
32 Correct 3 ms 632 KB Output is correct
33 Correct 3 ms 632 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 3 ms 548 KB Output is correct
38 Correct 2 ms 504 KB Output is correct
39 Correct 2 ms 632 KB Output is correct
40 Correct 3 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 504 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 3 ms 504 KB Output is correct
48 Correct 3 ms 376 KB Output is correct
49 Correct 3 ms 504 KB Output is correct

Subtask #3
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 632 KB Output is correct
27 Correct 3 ms 632 KB Output is correct
28 Correct 3 ms 504 KB Output is correct
29 Correct 2 ms 504 KB Output is correct
30 Correct 2 ms 504 KB Output is correct
31 Correct 4 ms 632 KB Output is correct
32 Correct 3 ms 632 KB Output is correct
33 Correct 3 ms 632 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 3 ms 548 KB Output is correct
38 Correct 2 ms 504 KB Output is correct
39 Correct 2 ms 632 KB Output is correct
40 Correct 3 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 504 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 3 ms 504 KB Output is correct
48 Correct 3 ms 376 KB Output is correct
49 Correct 3 ms 504 KB Output is correct
50 Correct 4 ms 1016 KB Output is correct
51 Correct 4 ms 888 KB Output is correct
52 Correct 5 ms 888 KB Output is correct
53 Correct 4 ms 860 KB Output is correct
54 Correct 3 ms 888 KB Output is correct
55 Correct 7 ms 972 KB Output is correct
56 Correct 6 ms 892 KB Output is correct
57 Correct 5 ms 1016 KB Output is correct
58 Correct 2 ms 376 KB Output is correct
59 Correct 3 ms 376 KB Output is correct
60 Correct 3 ms 376 KB Output is correct
61 Correct 7 ms 632 KB Output is correct
62 Correct 3 ms 760 KB Output is correct
63 Correct 3 ms 476 KB Output is correct
64 Correct 2 ms 376 KB Output is correct
65 Correct 3 ms 760 KB Output is correct
66 Correct 2 ms 376 KB Output is correct
67 Correct 2 ms 376 KB Output is correct
68 Correct 2 ms 504 KB Output is correct
69 Correct 2 ms 504 KB Output is correct
70 Correct 3 ms 892 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 632 KB Output is correct
27 Correct 3 ms 632 KB Output is correct
28 Correct 3 ms 504 KB Output is correct
29 Correct 2 ms 504 KB Output is correct
30 Correct 2 ms 504 KB Output is correct
31 Correct 4 ms 632 KB Output is correct
32 Correct 3 ms 632 KB Output is correct
33 Correct 3 ms 632 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 3 ms 548 KB Output is correct
38 Correct 2 ms 504 KB Output is correct
39 Correct 2 ms 632 KB Output is correct
40 Correct 3 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 504 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 3 ms 504 KB Output is correct
48 Correct 3 ms 376 KB Output is correct
49 Correct 3 ms 504 KB Output is correct
50 Correct 4 ms 1016 KB Output is correct
51 Correct 4 ms 888 KB Output is correct
52 Correct 5 ms 888 KB Output is correct
53 Correct 4 ms 860 KB Output is correct
54 Correct 3 ms 888 KB Output is correct
55 Correct 7 ms 972 KB Output is correct
56 Correct 6 ms 892 KB Output is correct
57 Correct 5 ms 1016 KB Output is correct
58 Correct 2 ms 376 KB Output is correct
59 Correct 3 ms 376 KB Output is correct
60 Correct 3 ms 376 KB Output is correct
61 Correct 7 ms 632 KB Output is correct
62 Correct 3 ms 760 KB Output is correct
63 Correct 3 ms 476 KB Output is correct
64 Correct 2 ms 376 KB Output is correct
65 Correct 3 ms 760 KB Output is correct
66 Correct 2 ms 376 KB Output is correct
67 Correct 2 ms 376 KB Output is correct
68 Correct 2 ms 504 KB Output is correct
69 Correct 2 ms 504 KB Output is correct
70 Correct 3 ms 892 KB Output is correct
71 Correct 271 ms 6392 KB Output is correct
72 Correct 145 ms 5884 KB Output is correct
73 Correct 411 ms 5764 KB Output is correct
74 Correct 140 ms 5112 KB Output is correct
75 Correct 207 ms 4856 KB Output is correct
76 Correct 681 ms 6928 KB Output is correct
77 Correct 1709 ms 5684 KB Output is correct
78 Correct 703 ms 6008 KB Output is correct
79 Correct 656 ms 5988 KB Output is correct
80 Correct 2 ms 376 KB Output is correct
81 Correct 2 ms 376 KB Output is correct
82 Correct 239 ms 740 KB Output is correct
83 Correct 1548 ms 1356 KB Output is correct
84 Correct 117 ms 1828 KB Output is correct
85 Correct 54 ms 888 KB Output is correct
86 Correct 3 ms 504 KB Output is correct
87 Correct 98 ms 1784 KB Output is correct
88 Correct 3 ms 504 KB Output is correct
89 Correct 3 ms 376 KB Output is correct
90 Correct 2 ms 504 KB Output is correct
91 Correct 16 ms 1916 KB Output is correct
92 Correct 60 ms 4600 KB Output is correct

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 2 ms 376 KB Output is correct
5 Correct 2 ms 376 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 3 ms 376 KB Output is correct
8 Correct 2 ms 376 KB Output is correct
9 Correct 2 ms 376 KB Output is correct
10 Correct 2 ms 376 KB Output is correct
11 Correct 2 ms 376 KB Output is correct
12 Correct 2 ms 376 KB Output is correct
13 Correct 2 ms 376 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Correct 2 ms 376 KB Output is correct
16 Correct 2 ms 504 KB Output is correct
17 Correct 2 ms 376 KB Output is correct
18 Correct 2 ms 376 KB Output is correct
19 Correct 2 ms 376 KB Output is correct
20 Correct 2 ms 376 KB Output is correct
21 Correct 2 ms 376 KB Output is correct
22 Correct 2 ms 376 KB Output is correct
23 Correct 2 ms 376 KB Output is correct
24 Correct 2 ms 376 KB Output is correct
25 Correct 2 ms 376 KB Output is correct
26 Correct 3 ms 632 KB Output is correct
27 Correct 3 ms 632 KB Output is correct
28 Correct 3 ms 504 KB Output is correct
29 Correct 2 ms 504 KB Output is correct
30 Correct 2 ms 504 KB Output is correct
31 Correct 4 ms 632 KB Output is correct
32 Correct 3 ms 632 KB Output is correct
33 Correct 3 ms 632 KB Output is correct
34 Correct 2 ms 376 KB Output is correct
35 Correct 2 ms 376 KB Output is correct
36 Correct 2 ms 376 KB Output is correct
37 Correct 3 ms 548 KB Output is correct
38 Correct 2 ms 504 KB Output is correct
39 Correct 2 ms 632 KB Output is correct
40 Correct 3 ms 632 KB Output is correct
41 Correct 2 ms 376 KB Output is correct
42 Correct 2 ms 376 KB Output is correct
43 Correct 2 ms 504 KB Output is correct
44 Correct 2 ms 376 KB Output is correct
45 Correct 2 ms 504 KB Output is correct
46 Correct 2 ms 376 KB Output is correct
47 Correct 3 ms 504 KB Output is correct
48 Correct 3 ms 376 KB Output is correct
49 Correct 3 ms 504 KB Output is correct
50 Correct 4 ms 1016 KB Output is correct
51 Correct 4 ms 888 KB Output is correct
52 Correct 5 ms 888 KB Output is correct
53 Correct 4 ms 860 KB Output is correct
54 Correct 3 ms 888 KB Output is correct
55 Correct 7 ms 972 KB Output is correct
56 Correct 6 ms 892 KB Output is correct
57 Correct 5 ms 1016 KB Output is correct
58 Correct 2 ms 376 KB Output is correct
59 Correct 3 ms 376 KB Output is correct
60 Correct 3 ms 376 KB Output is correct
61 Correct 7 ms 632 KB Output is correct
62 Correct 3 ms 760 KB Output is correct
63 Correct 3 ms 476 KB Output is correct
64 Correct 2 ms 376 KB Output is correct
65 Correct 3 ms 760 KB Output is correct
66 Correct 2 ms 376 KB Output is correct
67 Correct 2 ms 376 KB Output is correct
68 Correct 2 ms 504 KB Output is correct
69 Correct 2 ms 504 KB Output is correct
70 Correct 3 ms 892 KB Output is correct
71 Correct 271 ms 6392 KB Output is correct
72 Correct 145 ms 5884 KB Output is correct
73 Correct 411 ms 5764 KB Output is correct
74 Correct 140 ms 5112 KB Output is correct
75 Correct 207 ms 4856 KB Output is correct
76 Correct 681 ms 6928 KB Output is correct
77 Correct 1709 ms 5684 KB Output is correct
78 Correct 703 ms 6008 KB Output is correct
79 Correct 656 ms 5988 KB Output is correct
80 Correct 2 ms 376 KB Output is correct
81 Correct 2 ms 376 KB Output is correct
82 Correct 239 ms 740 KB Output is correct
83 Correct 1548 ms 1356 KB Output is correct
84 Correct 117 ms 1828 KB Output is correct
85 Correct 54 ms 888 KB Output is correct
86 Correct 3 ms 504 KB Output is correct
87 Correct 98 ms 1784 KB Output is correct
88 Correct 3 ms 504 KB Output is correct
89 Correct 3 ms 376 KB Output is correct
90 Correct 2 ms 504 KB Output is correct
91 Correct 16 ms 1916 KB Output is correct
92 Correct 60 ms 4600 KB Output is correct
93 Correct 2411 ms 12980 KB Output is correct
94 Correct 862 ms 11768 KB Output is correct
95 Correct 1296 ms 11172 KB Output is correct
96 Correct 1126 ms 10744 KB Output is correct
97 Correct 1313 ms 9316 KB Output is correct
98 Correct 3858 ms 12960 KB Output is correct
99 Correct 4093 ms 12848 KB Output is correct
100 Correct 4206 ms 12716 KB Output is correct
101 Execution timed out 5066 ms 7488 KB Time limit exceeded
102 Halted 0 ms 0 KB -