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Submission #129907

# Submission time Handle Problem Language Result Execution time Memory
129907 2019-07-13T13:31:34 Z Abelyan Political Development (BOI17_politicaldevelopment) C++17
100 / 100
 749 ms 82144 KB 
#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
 
#define FOR(i,a) for (int i=0;i<(a);++i)
#define FORD(i,a) for (int i=(a)-1;i>=0;i--)
#define FORT(i,a,b) for (int i=(a);i<=(b);++i)
#define FORTD(i,b,a) for (int i=(b);i>=(a);--i)
#define trav(i,v) for (auto i : v)
#define all(v) v.begin(),v.end()
#define ad push_back
#define fr first
#define sc second
#define mpr(a,b) make_pair(a,b)
#define pir pair<int,int>
#define all(v) v.begin(),v.end()
#define make_unique(v) v.erase(unique(all(v)),v.end())
#define fastio ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
#define srng mt19937 rng(chrono::steady_clock::now().time_since_epoch().count())
#define y1 EsiHancagorcRepa
 
const int N=1e5+10;
const ll MOD=1e9+7;
 
int n,deg[N],vrj[N],ppc[N];
vector<int> g[N];
map<int,bool> mp[N];
priority_queue<pir> pq;
int kp[N],ans=1;
bool pat[N];
void solve(int k){
    vector<int> v;
    trav(to,g[k]){
        if (deg[to])v.ad(to);
    }
    FOR(i,v.size()){
        FOR(j,v.size()){
            if (mp[v[i]][v[j]])kp[i]+=(1<<j);
        }
    }
    //cout<<1<<endl;
    //cout<<k<<endl;
    pat[0]=true;
    FORT(msk,1,(1<<v.size())-1){
        int tv=msk-(1<<vrj[msk]);
        //cout<<msk<<" "<<tv<<" "<<vrj[msk]<<" "<<kp[vrj[msk]]<<" "<<pat[tv]<<" "<<(kp[vrj[msk]]&tv)<<endl;
        if (pat[tv] && ((kp[vrj[msk]]&tv)==tv)){
            //cout<<"yoohoo"<<endl;
            pat[msk]=true;
            ans=max(ans,ppc[msk]+1);
        }
        else{
            pat[msk]=false;
        }
    }
    FOR(i,v.size()){
        kp[i]=0;
        deg[v[i]]--;
        pq.push({-deg[v[i]],v[i]});
    }
    deg[k]=0;
}
 
int main(){
    fastio;
    srng;
    FOR(msk,(1<<10)){
        FOR(i,10){
            if (msk&(1<<i)){
                vrj[msk]=i;
                ppc[msk]++;
            }
        }
    }
    int k;
    cin>>n>>k;
    FOR(i,n){
        int d;
        cin>>d;
        deg[i]=d;
        pq.push({-d,i});
        FOR(j,d){
            int to;
            cin>>to;
            g[i].ad(to);
            mp[i][to]=true;
        }
    }
    while(!pq.empty()){
        int v,dg;
        do{
            v=pq.top().sc;
            //cout<<v<<endl;
            dg=-pq.top().fr;
            pq.pop();
        }while(!pq.empty() && deg[v]!=dg);
        if (pq.empty())break;
        //cout<<1<<endl;
        solve(v);
    }
    cout<<ans<<endl;
    return 0;
}

Compilation message

politicaldevelopment.cpp: In function 'void solve(int)':
politicaldevelopment.cpp:8:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FOR(i,a) for (int i=0;i<(a);++i)
                                ^
politicaldevelopment.cpp:39:5: note: in expansion of macro 'FOR'
     FOR(i,v.size()){
     ^~~
politicaldevelopment.cpp:8:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FOR(i,a) for (int i=0;i<(a);++i)
                                ^
politicaldevelopment.cpp:40:9: note: in expansion of macro 'FOR'
         FOR(j,v.size()){
         ^~~
politicaldevelopment.cpp:8:32: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
 #define FOR(i,a) for (int i=0;i<(a);++i)
                                ^
politicaldevelopment.cpp:59:5: note: in expansion of macro 'FOR'
     FOR(i,v.size()){
     ^~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 7416 KB Output is correct
2 Correct 10 ms 7416 KB Output is correct
3 Correct 15 ms 8356 KB Output is correct
4 Correct 14 ms 8188 KB Output is correct
5 Correct 14 ms 8184 KB Output is correct
6 Correct 14 ms 8240 KB Output is correct
7 Correct 14 ms 8184 KB Output is correct
8 Correct 9 ms 7544 KB Output is correct
9 Correct 8 ms 7416 KB Output is correct
10 Correct 9 ms 7544 KB Output is correct

Subtask #2
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 7416 KB Output is correct
2 Correct 10 ms 7416 KB Output is correct
3 Correct 15 ms 8356 KB Output is correct
4 Correct 14 ms 8188 KB Output is correct
5 Correct 14 ms 8184 KB Output is correct
6 Correct 14 ms 8240 KB Output is correct
7 Correct 14 ms 8184 KB Output is correct
8 Correct 9 ms 7544 KB Output is correct
9 Correct 8 ms 7416 KB Output is correct
10 Correct 9 ms 7544 KB Output is correct
11 Correct 14 ms 8188 KB Output is correct
12 Correct 14 ms 8184 KB Output is correct
13 Correct 8 ms 7416 KB Output is correct
14 Correct 14 ms 8184 KB Output is correct
15 Correct 9 ms 7544 KB Output is correct
16 Correct 14 ms 8184 KB Output is correct
17 Correct 8 ms 7416 KB Output is correct
18 Correct 14 ms 8184 KB Output is correct
19 Correct 9 ms 7592 KB Output is correct
20 Correct 11 ms 8056 KB Output is correct
21 Correct 11 ms 8056 KB Output is correct
22 Correct 10 ms 7548 KB Output is correct
23 Correct 17 ms 8568 KB Output is correct
24 Correct 9 ms 7544 KB Output is correct
25 Correct 17 ms 8568 KB Output is correct
26 Correct 16 ms 8440 KB Output is correct
27 Correct 14 ms 8440 KB Output is correct
28 Correct 16 ms 8440 KB Output is correct
29 Correct 15 ms 8440 KB Output is correct
30 Correct 17 ms 8568 KB Output is correct
31 Correct 17 ms 8696 KB Output is correct
32 Correct 16 ms 8568 KB Output is correct
33 Correct 17 ms 8696 KB Output is correct
34 Correct 17 ms 8696 KB Output is correct
35 Correct 13 ms 8056 KB Output is correct
36 Correct 12 ms 8056 KB Output is correct
37 Correct 12 ms 8056 KB Output is correct
38 Correct 12 ms 7928 KB Output is correct
39 Correct 11 ms 7800 KB Output is correct
40 Correct 22 ms 9336 KB Output is correct
41 Correct 11 ms 7800 KB Output is correct
42 Correct 22 ms 9336 KB Output is correct
43 Correct 22 ms 9464 KB Output is correct

Subtask #3
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 7544 KB Output is correct
2 Correct 8 ms 7416 KB Output is correct
3 Correct 9 ms 7416 KB Output is correct
4 Correct 8 ms 7488 KB Output is correct
5 Correct 10 ms 7416 KB Output is correct
6 Correct 9 ms 7416 KB Output is correct
7 Correct 8 ms 7416 KB Output is correct
8 Correct 10 ms 7416 KB Output is correct
9 Correct 8 ms 7420 KB Output is correct
10 Correct 9 ms 7416 KB Output is correct
11 Correct 694 ms 82064 KB Output is correct
12 Correct 10 ms 7416 KB Output is correct
13 Correct 749 ms 82104 KB Output is correct
14 Correct 9 ms 7416 KB Output is correct
15 Correct 696 ms 82032 KB Output is correct
16 Correct 707 ms 82144 KB Output is correct
17 Correct 704 ms 82068 KB Output is correct
18 Correct 735 ms 82056 KB Output is correct

Subtask #4
38.0 / 38.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 7416 KB Output is correct
2 Correct 10 ms 7416 KB Output is correct
3 Correct 15 ms 8356 KB Output is correct
4 Correct 14 ms 8188 KB Output is correct
5 Correct 14 ms 8184 KB Output is correct
6 Correct 14 ms 8240 KB Output is correct
7 Correct 14 ms 8184 KB Output is correct
8 Correct 9 ms 7544 KB Output is correct
9 Correct 8 ms 7416 KB Output is correct
10 Correct 9 ms 7544 KB Output is correct
11 Correct 14 ms 8188 KB Output is correct
12 Correct 14 ms 8184 KB Output is correct
13 Correct 8 ms 7416 KB Output is correct
14 Correct 14 ms 8184 KB Output is correct
15 Correct 9 ms 7544 KB Output is correct
16 Correct 14 ms 8184 KB Output is correct
17 Correct 8 ms 7416 KB Output is correct
18 Correct 14 ms 8184 KB Output is correct
19 Correct 9 ms 7592 KB Output is correct
20 Correct 11 ms 8056 KB Output is correct
21 Correct 11 ms 8056 KB Output is correct
22 Correct 10 ms 7548 KB Output is correct
23 Correct 17 ms 8568 KB Output is correct
24 Correct 9 ms 7544 KB Output is correct
25 Correct 17 ms 8568 KB Output is correct
26 Correct 16 ms 8440 KB Output is correct
27 Correct 14 ms 8440 KB Output is correct
28 Correct 16 ms 8440 KB Output is correct
29 Correct 15 ms 8440 KB Output is correct
30 Correct 17 ms 8568 KB Output is correct
31 Correct 17 ms 8696 KB Output is correct
32 Correct 16 ms 8568 KB Output is correct
33 Correct 17 ms 8696 KB Output is correct
34 Correct 17 ms 8696 KB Output is correct
35 Correct 13 ms 8056 KB Output is correct
36 Correct 12 ms 8056 KB Output is correct
37 Correct 12 ms 8056 KB Output is correct
38 Correct 12 ms 7928 KB Output is correct
39 Correct 11 ms 7800 KB Output is correct
40 Correct 22 ms 9336 KB Output is correct
41 Correct 11 ms 7800 KB Output is correct
42 Correct 22 ms 9336 KB Output is correct
43 Correct 22 ms 9464 KB Output is correct
44 Correct 31 ms 9976 KB Output is correct
45 Correct 9 ms 7416 KB Output is correct
46 Correct 23 ms 9464 KB Output is correct
47 Correct 51 ms 12920 KB Output is correct
48 Correct 23 ms 9464 KB Output is correct
49 Correct 49 ms 12996 KB Output is correct
50 Correct 48 ms 12916 KB Output is correct
51 Correct 170 ms 25044 KB Output is correct
52 Correct 14 ms 8184 KB Output is correct
53 Correct 72 ms 13300 KB Output is correct
54 Correct 207 ms 29036 KB Output is correct
55 Correct 14 ms 8272 KB Output is correct
56 Correct 15 ms 8184 KB Output is correct
57 Correct 9 ms 7544 KB Output is correct
58 Correct 74 ms 13316 KB Output is correct
59 Correct 18 ms 8952 KB Output is correct
60 Correct 14 ms 8312 KB Output is correct
61 Correct 18 ms 8952 KB Output is correct
62 Correct 18 ms 8824 KB Output is correct
63 Correct 30 ms 9976 KB Output is correct
64 Correct 27 ms 9720 KB Output is correct
65 Correct 21 ms 9080 KB Output is correct
66 Correct 19 ms 8824 KB Output is correct
67 Correct 61 ms 14580 KB Output is correct
68 Correct 28 ms 9848 KB Output is correct
69 Correct 22 ms 9208 KB Output is correct
70 Correct 43 ms 12152 KB Output is correct
71 Correct 63 ms 14288 KB Output is correct
72 Correct 64 ms 14120 KB Output is correct
73 Correct 27 ms 8440 KB Output is correct
74 Correct 47 ms 12056 KB Output is correct
75 Correct 65 ms 14324 KB Output is correct
76 Correct 36 ms 10232 KB Output is correct
77 Correct 96 ms 18288 KB Output is correct
78 Correct 14 ms 8440 KB Output is correct
79 Correct 61 ms 12792 KB Output is correct
80 Correct 38 ms 10232 KB Output is correct
81 Correct 92 ms 18292 KB Output is correct
82 Correct 13 ms 7928 KB Output is correct
83 Correct 45 ms 12920 KB Output is correct
84 Correct 61 ms 14964 KB Output is correct
85 Correct 13 ms 7928 KB Output is correct
86 Correct 58 ms 14836 KB Output is correct

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 7416 KB Output is correct
2 Correct 10 ms 7416 KB Output is correct
3 Correct 15 ms 8356 KB Output is correct
4 Correct 14 ms 8188 KB Output is correct
5 Correct 14 ms 8184 KB Output is correct
6 Correct 14 ms 8240 KB Output is correct
7 Correct 14 ms 8184 KB Output is correct
8 Correct 9 ms 7544 KB Output is correct
9 Correct 8 ms 7416 KB Output is correct
10 Correct 9 ms 7544 KB Output is correct
11 Correct 14 ms 8188 KB Output is correct
12 Correct 14 ms 8184 KB Output is correct
13 Correct 8 ms 7416 KB Output is correct
14 Correct 14 ms 8184 KB Output is correct
15 Correct 9 ms 7544 KB Output is correct
16 Correct 14 ms 8184 KB Output is correct
17 Correct 8 ms 7416 KB Output is correct
18 Correct 14 ms 8184 KB Output is correct
19 Correct 9 ms 7592 KB Output is correct
20 Correct 11 ms 8056 KB Output is correct
21 Correct 11 ms 8056 KB Output is correct
22 Correct 10 ms 7548 KB Output is correct
23 Correct 17 ms 8568 KB Output is correct
24 Correct 9 ms 7544 KB Output is correct
25 Correct 17 ms 8568 KB Output is correct
26 Correct 16 ms 8440 KB Output is correct
27 Correct 14 ms 8440 KB Output is correct
28 Correct 16 ms 8440 KB Output is correct
29 Correct 15 ms 8440 KB Output is correct
30 Correct 17 ms 8568 KB Output is correct
31 Correct 17 ms 8696 KB Output is correct
32 Correct 16 ms 8568 KB Output is correct
33 Correct 17 ms 8696 KB Output is correct
34 Correct 17 ms 8696 KB Output is correct
35 Correct 13 ms 8056 KB Output is correct
36 Correct 12 ms 8056 KB Output is correct
37 Correct 12 ms 8056 KB Output is correct
38 Correct 12 ms 7928 KB Output is correct
39 Correct 11 ms 7800 KB Output is correct
40 Correct 22 ms 9336 KB Output is correct
41 Correct 11 ms 7800 KB Output is correct
42 Correct 22 ms 9336 KB Output is correct
43 Correct 22 ms 9464 KB Output is correct
44 Correct 8 ms 7416 KB Output is correct
45 Correct 381 ms 42912 KB Output is correct
46 Correct 140 ms 21104 KB Output is correct
47 Correct 392 ms 43644 KB Output is correct
48 Correct 405 ms 42996 KB Output is correct
49 Correct 74 ms 15212 KB Output is correct
50 Correct 283 ms 33132 KB Output is correct
51 Correct 378 ms 43620 KB Output is correct
52 Correct 71 ms 15216 KB Output is correct
53 Correct 74 ms 15216 KB Output is correct
54 Correct 19 ms 8312 KB Output is correct
55 Correct 302 ms 33136 KB Output is correct
56 Correct 55 ms 13552 KB Output is correct
57 Correct 74 ms 15216 KB Output is correct
58 Correct 106 ms 19312 KB Output is correct
59 Correct 51 ms 13424 KB Output is correct
60 Correct 55 ms 13424 KB Output is correct
61 Correct 105 ms 19316 KB Output is correct
62 Correct 80 ms 16472 KB Output is correct
63 Correct 178 ms 24340 KB Output is correct
64 Correct 52 ms 13552 KB Output is correct
65 Correct 240 ms 30700 KB Output is correct
66 Correct 78 ms 16492 KB Output is correct
67 Correct 175 ms 24304 KB Output is correct
68 Correct 221 ms 29416 KB Output is correct
69 Correct 240 ms 30760 KB Output is correct
70 Correct 87 ms 17388 KB Output is correct
71 Correct 224 ms 29516 KB Output is correct
72 Correct 178 ms 23560 KB Output is correct
73 Correct 365 ms 36884 KB Output is correct
74 Correct 90 ms 17392 KB Output is correct
75 Correct 94 ms 17520 KB Output is correct
76 Correct 176 ms 23660 KB Output is correct
77 Correct 283 ms 36944 KB Output is correct
78 Correct 131 ms 22256 KB Output is correct
79 Correct 94 ms 17420 KB Output is correct
80 Correct 47 ms 11892 KB Output is correct
81 Correct 136 ms 22276 KB Output is correct
82 Correct 199 ms 28364 KB Output is correct
83 Correct 46 ms 11892 KB Output is correct
84 Correct 203 ms 28392 KB Output is correct