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Submission #282918

# Submission time Handle Problem Language Result Execution time Memory
282918 2020-08-25T07:19:42 Z 최은수(#5745) Iqea (innopolis2018_final_C) C++17
36 / 100
 673 ms 262148 KB 
#include<iostream>
#include<vector>
#include<algorithm>
#define ep emplace
#define eb emplace_back
#define fi first
#define se second
#define all(x) (x).begin(),(x).end()
using namespace std;
typedef long long ll;
typedef pair<int,int>pi;
typedef pair<ll,ll>pl;
const int inf=1e9+7;
const ll INF=1e18;
struct dsu
{
    int pa[100010];
    inline void init()
    {
        fill(pa,pa+100010,-1);
        return;
    }
    dsu(){init();}
    int par(int x)
    {
        if(pa[x]==-1)
            return x;
        return pa[x]=par(pa[x]);
    }
    inline void uni(int x,int y)
    {
        x=par(x);
        y=par(y);
        if(x==y)
            return;
        pa[x]=y;
        return;
    }
}uf1,uf2;
vector<int>adj[200010];
int sz[200010];
void sdfs(int x,int p)
{
    sz[x]=1;
    for(int&t:adj[x])
        if(t!=p)
            sdfs(t,x),sz[x]+=sz[t];
    return;
}
bool chk[200010];
int dis[200010][18];
void dfs(int x,int p,int d,int cd)
{
    dis[x][cd]=d;
    sz[x]=1;
    for(int&t:adj[x])
        if(!chk[t]&&t!=p)
            dfs(t,x,d+1,cd),sz[x]+=sz[t];
    return;
}
int get(int x,int p,int z)
{
    int ms=-1,mi=-1;
    for(int&t:adj[x])
        if(!chk[t]&&t!=p&&sz[t]>ms)
            ms=sz[t],mi=t;
    if(ms<=sz[z]/2)
        return x;
    return get(mi,x,z);
}
int cdep[200010];
int cpa[200010];
void dnc(int x)
{
    chk[x]=1;
    for(int&t:adj[x])
    {
        if(chk[t])
            continue;
        dfs(t,x,1,cdep[x]);
        int nc=get(t,x,t);
        cpa[nc]=x;
        cdep[nc]=cdep[x]+1;
        dnc(nc);
    }
    return;
}
vector<pi>sv1[100010];
vector<pi>sv2[100010];
int ind[100010][17][17];
int arr[10000010];
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n;
    cin>>n;
    vector<pi>p(n);
    for(pi&t:p)
        cin>>t.fi>>t.se;
    vector<pi>sxv=p,syv=p;
    auto cmp1=[](const pi&x,const pi&y){return x<y;};
    auto cmp2=[](const pi&x,const pi&y){return pi(x.se,x.fi)<pi(y.se,y.fi);};
    sort(all(sxv),cmp1);
    sort(all(syv),cmp2);
    for(int i=1;i<n;i++)
        if(sxv[i].fi==sxv[i-1].fi&&sxv[i].se==sxv[i-1].se+1)
            uf1.uni(i,i-1);
    for(int i=1;i<n;i++)
        if(syv[i].fi==syv[i-1].fi+1&&syv[i].se==syv[i-1].se)
            uf2.uni(i,i-1);
    for(int i=1;i<n;i++)
    {
        if(sxv[i].fi==sxv[i-1].fi&&sxv[i].se==sxv[i-1].se+1)
        {
            int p1=uf2.par(lower_bound(all(syv),sxv[i-1],cmp2)-syv.begin())+n;
            int p2=uf2.par(lower_bound(all(syv),sxv[i],cmp2)-syv.begin())+n;
            adj[p1].eb(p2);
            adj[p2].eb(p1);
        }
    }
    for(int i=1;i<n;i++)
    {
        if(syv[i].fi==syv[i-1].fi+1&&syv[i].se==syv[i-1].se)
        {
            int p1=uf1.par(lower_bound(all(sxv),syv[i-1],cmp1)-sxv.begin());
            int p2=uf1.par(lower_bound(all(sxv),syv[i],cmp1)-sxv.begin());
            adj[p1].eb(p2);
            adj[p2].eb(p1);
        }
    }
    for(int i=0;i<n*2;i++)
    {
        sort(all(adj[i]));
        adj[i].erase(unique(all(adj[i])),adj[i].end());
    }
    sdfs(uf1.par(0),-1);
    int c1=get(uf1.par(0),-1,uf1.par(0));
    cpa[c1]=-1;
    dnc(c1);
    sdfs(uf2.par(0)+n,-1);
    int c2=get(uf2.par(0)+n,-1,uf2.par(0)+n);
    cpa[c2]=-1;
    dnc(c2);
    for(int i=0;i<n;i++)
    {
        auto&t=sxv[i];
        int p1=uf1.par(i);
        int p2=uf2.par(lower_bound(all(syv),t,cmp2)-syv.begin())+n;
        vector<int>cp1,cp2;
        while(p1!=-1)
            cp1.eb(p1),p1=cpa[p1];
        while(p2!=-1)
            cp2.eb(p2),p2=cpa[p2];
        for(int&u:cp1)
            for(int&v:cp2)
                sv1[u].eb(v-n,i);
    }
    for(int i=0;i<n;i++)
        for(pi&t:sv1[i])
            sv2[t.fi].eb(i,t.se);
    int ct=0;
    for(int i=0;i<n;i++)
    {
        for(int j=0;j<(int)sv2[i].size();j++)
        {
            ind[sv2[i][j].se][cdep[sv2[i][j].fi]][cdep[i+n]]=ct;
            if(j==(int)sv2[i].size()-1||sv2[i][j].fi!=sv2[i][j+1].fi)
                ct++;
        }
    }
    int q;
    cin>>q;
    for(int qi=0;qi<q;qi++)
    {
        int t,x,y;
        cin>>t>>x>>y;
        int id=lower_bound(all(sxv),pi(x,y),cmp1)-sxv.begin();
        int p1=uf1.par(id);
        int p2=uf2.par(lower_bound(all(syv),pi(x,y),cmp2)-syv.begin())+n;
        if(t==1)
            for(int i=cdep[p1];i>=0;i--)
                for(int j=cdep[p2];j>=0;j--)
                    arr[ind[id][i][j]]=min(arr[ind[id][i][j]],dis[p1][i]+dis[p2][j]-inf);
        else
        {
            int ans=0;
            for(int i=cdep[p1];i>=0;i--)
                for(int j=cdep[p2];j>=0;j--)
                    ans=min(ans,arr[ind[id][i][j]]+dis[p1][i]+dis[p2][j]);
            if(ans==0)
                ans=-1;
            else
                ans+=inf;
            cout<<ans<<'\n';
        }
    }
    return 0;
}

Subtask #1
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 10496 KB Output is correct
2 Correct 6 ms 10624 KB Output is correct
3 Correct 8 ms 10752 KB Output is correct
4 Correct 27 ms 19708 KB Output is correct
5 Correct 30 ms 19836 KB Output is correct
6 Correct 34 ms 20860 KB Output is correct
7 Correct 37 ms 22520 KB Output is correct
8 Correct 38 ms 23408 KB Output is correct
9 Correct 39 ms 23532 KB Output is correct
10 Correct 35 ms 22128 KB Output is correct
11 Correct 37 ms 23024 KB Output is correct
12 Correct 38 ms 23408 KB Output is correct
13 Correct 39 ms 23276 KB Output is correct
14 Correct 36 ms 23024 KB Output is correct
15 Correct 37 ms 23532 KB Output is correct
16 Correct 36 ms 23032 KB Output is correct
17 Correct 37 ms 23148 KB Output is correct
18 Correct 35 ms 22768 KB Output is correct
19 Correct 35 ms 22640 KB Output is correct
20 Correct 39 ms 24052 KB Output is correct
21 Correct 37 ms 23280 KB Output is correct
22 Correct 44 ms 26316 KB Output is correct
23 Correct 42 ms 26092 KB Output is correct
24 Correct 46 ms 27396 KB Output is correct
25 Correct 24 ms 18736 KB Output is correct
26 Correct 27 ms 19696 KB Output is correct
27 Correct 22 ms 18428 KB Output is correct
28 Correct 45 ms 27376 KB Output is correct
29 Correct 45 ms 27480 KB Output is correct
30 Correct 46 ms 27884 KB Output is correct
31 Correct 46 ms 27760 KB Output is correct
32 Correct 46 ms 27500 KB Output is correct
33 Correct 46 ms 27504 KB Output is correct
34 Correct 45 ms 27116 KB Output is correct
35 Correct 47 ms 27884 KB Output is correct
36 Correct 22 ms 18552 KB Output is correct
37 Correct 45 ms 27376 KB Output is correct
38 Correct 51 ms 27428 KB Output is correct
39 Correct 46 ms 27760 KB Output is correct
40 Correct 47 ms 27888 KB Output is correct
41 Correct 44 ms 26476 KB Output is correct
42 Correct 44 ms 26480 KB Output is correct
43 Correct 27 ms 18352 KB Output is correct
44 Correct 43 ms 26352 KB Output is correct
45 Correct 44 ms 26608 KB Output is correct
46 Correct 23 ms 18620 KB Output is correct
47 Correct 36 ms 23152 KB Output is correct
48 Correct 38 ms 22508 KB Output is correct
49 Correct 34 ms 22516 KB Output is correct
50 Correct 34 ms 22136 KB Output is correct
51 Correct 31 ms 21872 KB Output is correct
52 Correct 37 ms 23916 KB Output is correct
53 Correct 37 ms 23792 KB Output is correct
54 Correct 38 ms 24688 KB Output is correct
55 Correct 39 ms 24816 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 10496 KB Output is correct
2 Correct 6 ms 10624 KB Output is correct
3 Correct 8 ms 10752 KB Output is correct
4 Correct 27 ms 19708 KB Output is correct
5 Correct 30 ms 19836 KB Output is correct
6 Correct 34 ms 20860 KB Output is correct
7 Correct 37 ms 22520 KB Output is correct
8 Correct 38 ms 23408 KB Output is correct
9 Correct 39 ms 23532 KB Output is correct
10 Correct 35 ms 22128 KB Output is correct
11 Correct 37 ms 23024 KB Output is correct
12 Correct 38 ms 23408 KB Output is correct
13 Correct 39 ms 23276 KB Output is correct
14 Correct 36 ms 23024 KB Output is correct
15 Correct 37 ms 23532 KB Output is correct
16 Correct 36 ms 23032 KB Output is correct
17 Correct 37 ms 23148 KB Output is correct
18 Correct 35 ms 22768 KB Output is correct
19 Correct 35 ms 22640 KB Output is correct
20 Correct 39 ms 24052 KB Output is correct
21 Correct 37 ms 23280 KB Output is correct
22 Correct 44 ms 26316 KB Output is correct
23 Correct 42 ms 26092 KB Output is correct
24 Correct 46 ms 27396 KB Output is correct
25 Correct 24 ms 18736 KB Output is correct
26 Correct 27 ms 19696 KB Output is correct
27 Correct 22 ms 18428 KB Output is correct
28 Correct 45 ms 27376 KB Output is correct
29 Correct 45 ms 27480 KB Output is correct
30 Correct 46 ms 27884 KB Output is correct
31 Correct 46 ms 27760 KB Output is correct
32 Correct 46 ms 27500 KB Output is correct
33 Correct 46 ms 27504 KB Output is correct
34 Correct 45 ms 27116 KB Output is correct
35 Correct 47 ms 27884 KB Output is correct
36 Correct 22 ms 18552 KB Output is correct
37 Correct 45 ms 27376 KB Output is correct
38 Correct 51 ms 27428 KB Output is correct
39 Correct 46 ms 27760 KB Output is correct
40 Correct 47 ms 27888 KB Output is correct
41 Correct 44 ms 26476 KB Output is correct
42 Correct 44 ms 26480 KB Output is correct
43 Correct 27 ms 18352 KB Output is correct
44 Correct 43 ms 26352 KB Output is correct
45 Correct 44 ms 26608 KB Output is correct
46 Correct 23 ms 18620 KB Output is correct
47 Correct 36 ms 23152 KB Output is correct
48 Correct 38 ms 22508 KB Output is correct
49 Correct 34 ms 22516 KB Output is correct
50 Correct 34 ms 22136 KB Output is correct
51 Correct 31 ms 21872 KB Output is correct
52 Correct 37 ms 23916 KB Output is correct
53 Correct 37 ms 23792 KB Output is correct
54 Correct 38 ms 24688 KB Output is correct
55 Correct 39 ms 24816 KB Output is correct
56 Correct 106 ms 21616 KB Output is correct
57 Correct 93 ms 22004 KB Output is correct
58 Correct 95 ms 21620 KB Output is correct
59 Correct 116 ms 24284 KB Output is correct
60 Correct 119 ms 25072 KB Output is correct
61 Correct 119 ms 25064 KB Output is correct
62 Correct 118 ms 24424 KB Output is correct
63 Correct 120 ms 24304 KB Output is correct
64 Correct 121 ms 25068 KB Output is correct
65 Correct 121 ms 25036 KB Output is correct
66 Correct 120 ms 25064 KB Output is correct
67 Correct 116 ms 24684 KB Output is correct
68 Correct 117 ms 24684 KB Output is correct
69 Correct 113 ms 24048 KB Output is correct
70 Correct 118 ms 24556 KB Output is correct
71 Correct 110 ms 22508 KB Output is correct
72 Correct 119 ms 24936 KB Output is correct
73 Correct 116 ms 24688 KB Output is correct
74 Correct 93 ms 20016 KB Output is correct
75 Correct 93 ms 20844 KB Output is correct
76 Correct 88 ms 19828 KB Output is correct
77 Correct 139 ms 28780 KB Output is correct
78 Correct 131 ms 29040 KB Output is correct
79 Correct 90 ms 19952 KB Output is correct
80 Correct 133 ms 28780 KB Output is correct
81 Correct 140 ms 28656 KB Output is correct
82 Correct 130 ms 27632 KB Output is correct
83 Correct 136 ms 27892 KB Output is correct
84 Correct 93 ms 19780 KB Output is correct
85 Correct 133 ms 27888 KB Output is correct
86 Correct 128 ms 27756 KB Output is correct
87 Correct 88 ms 19760 KB Output is correct
88 Correct 120 ms 24556 KB Output is correct
89 Correct 114 ms 24208 KB Output is correct
90 Correct 111 ms 24304 KB Output is correct
91 Correct 108 ms 23560 KB Output is correct
92 Correct 102 ms 22004 KB Output is correct
93 Correct 117 ms 25456 KB Output is correct
94 Correct 116 ms 24944 KB Output is correct
95 Correct 121 ms 25708 KB Output is correct
96 Correct 120 ms 25840 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 459 ms 200692 KB Output is correct
2 Correct 471 ms 200192 KB Output is correct
3 Runtime error 567 ms 262148 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Runtime error 673 ms 262148 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 10496 KB Output is correct
2 Correct 6 ms 10624 KB Output is correct
3 Correct 8 ms 10752 KB Output is correct
4 Correct 27 ms 19708 KB Output is correct
5 Correct 30 ms 19836 KB Output is correct
6 Correct 34 ms 20860 KB Output is correct
7 Correct 37 ms 22520 KB Output is correct
8 Correct 38 ms 23408 KB Output is correct
9 Correct 39 ms 23532 KB Output is correct
10 Correct 35 ms 22128 KB Output is correct
11 Correct 37 ms 23024 KB Output is correct
12 Correct 38 ms 23408 KB Output is correct
13 Correct 39 ms 23276 KB Output is correct
14 Correct 36 ms 23024 KB Output is correct
15 Correct 37 ms 23532 KB Output is correct
16 Correct 36 ms 23032 KB Output is correct
17 Correct 37 ms 23148 KB Output is correct
18 Correct 35 ms 22768 KB Output is correct
19 Correct 35 ms 22640 KB Output is correct
20 Correct 39 ms 24052 KB Output is correct
21 Correct 37 ms 23280 KB Output is correct
22 Correct 44 ms 26316 KB Output is correct
23 Correct 42 ms 26092 KB Output is correct
24 Correct 46 ms 27396 KB Output is correct
25 Correct 24 ms 18736 KB Output is correct
26 Correct 27 ms 19696 KB Output is correct
27 Correct 22 ms 18428 KB Output is correct
28 Correct 45 ms 27376 KB Output is correct
29 Correct 45 ms 27480 KB Output is correct
30 Correct 46 ms 27884 KB Output is correct
31 Correct 46 ms 27760 KB Output is correct
32 Correct 46 ms 27500 KB Output is correct
33 Correct 46 ms 27504 KB Output is correct
34 Correct 45 ms 27116 KB Output is correct
35 Correct 47 ms 27884 KB Output is correct
36 Correct 22 ms 18552 KB Output is correct
37 Correct 45 ms 27376 KB Output is correct
38 Correct 51 ms 27428 KB Output is correct
39 Correct 46 ms 27760 KB Output is correct
40 Correct 47 ms 27888 KB Output is correct
41 Correct 44 ms 26476 KB Output is correct
42 Correct 44 ms 26480 KB Output is correct
43 Correct 27 ms 18352 KB Output is correct
44 Correct 43 ms 26352 KB Output is correct
45 Correct 44 ms 26608 KB Output is correct
46 Correct 23 ms 18620 KB Output is correct
47 Correct 36 ms 23152 KB Output is correct
48 Correct 38 ms 22508 KB Output is correct
49 Correct 34 ms 22516 KB Output is correct
50 Correct 34 ms 22136 KB Output is correct
51 Correct 31 ms 21872 KB Output is correct
52 Correct 37 ms 23916 KB Output is correct
53 Correct 37 ms 23792 KB Output is correct
54 Correct 38 ms 24688 KB Output is correct
55 Correct 39 ms 24816 KB Output is correct
56 Correct 106 ms 21616 KB Output is correct
57 Correct 93 ms 22004 KB Output is correct
58 Correct 95 ms 21620 KB Output is correct
59 Correct 116 ms 24284 KB Output is correct
60 Correct 119 ms 25072 KB Output is correct
61 Correct 119 ms 25064 KB Output is correct
62 Correct 118 ms 24424 KB Output is correct
63 Correct 120 ms 24304 KB Output is correct
64 Correct 121 ms 25068 KB Output is correct
65 Correct 121 ms 25036 KB Output is correct
66 Correct 120 ms 25064 KB Output is correct
67 Correct 116 ms 24684 KB Output is correct
68 Correct 117 ms 24684 KB Output is correct
69 Correct 113 ms 24048 KB Output is correct
70 Correct 118 ms 24556 KB Output is correct
71 Correct 110 ms 22508 KB Output is correct
72 Correct 119 ms 24936 KB Output is correct
73 Correct 116 ms 24688 KB Output is correct
74 Correct 93 ms 20016 KB Output is correct
75 Correct 93 ms 20844 KB Output is correct
76 Correct 88 ms 19828 KB Output is correct
77 Correct 139 ms 28780 KB Output is correct
78 Correct 131 ms 29040 KB Output is correct
79 Correct 90 ms 19952 KB Output is correct
80 Correct 133 ms 28780 KB Output is correct
81 Correct 140 ms 28656 KB Output is correct
82 Correct 130 ms 27632 KB Output is correct
83 Correct 136 ms 27892 KB Output is correct
84 Correct 93 ms 19780 KB Output is correct
85 Correct 133 ms 27888 KB Output is correct
86 Correct 128 ms 27756 KB Output is correct
87 Correct 88 ms 19760 KB Output is correct
88 Correct 120 ms 24556 KB Output is correct
89 Correct 114 ms 24208 KB Output is correct
90 Correct 111 ms 24304 KB Output is correct
91 Correct 108 ms 23560 KB Output is correct
92 Correct 102 ms 22004 KB Output is correct
93 Correct 117 ms 25456 KB Output is correct
94 Correct 116 ms 24944 KB Output is correct
95 Correct 121 ms 25708 KB Output is correct
96 Correct 120 ms 25840 KB Output is correct
97 Correct 459 ms 200692 KB Output is correct
98 Correct 471 ms 200192 KB Output is correct
99 Runtime error 567 ms 262148 KB Execution killed with signal 9
100 Halted 0 ms 0 KB -