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Submission #282884

# Submission time Handle Problem Language Result Execution time Memory
282884 2020-08-25T06:24:15 Z 최은수(#5745) Iqea (innopolis2018_final_C) C++17
36 / 100
 2000 ms 93136 KB 
#include<iostream>
#include<vector>
#include<unordered_map>
#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;
}
unordered_map<int,int>dmp[100010];
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);
    int q;
    cin>>q;
    while(q-->0)
    {
        int t,x,y;
        cin>>t>>x>>y;
        int p1=uf1.par(lower_bound(all(sxv),pi(x,y),cmp1)-sxv.begin());
        int p2=uf2.par(lower_bound(all(syv),pi(x,y),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];
        p1=cp1[0],p2=cp2[0];
        if(t==1)
            for(int&u:cp1)
                for(int&v:cp2)
                    dmp[u][v]=min(dmp[u][v],dis[p1][cdep[u]]+dis[p2][cdep[v]]-inf);
        else
        {
            int ans=0;
            for(int&u:cp1)
                for(int&v:cp2)
                    ans=min(ans,dmp[u][v]+dis[p1][cdep[u]]+dis[p2][cdep[v]]);
            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 11264 KB Output is correct
2 Correct 7 ms 11264 KB Output is correct
3 Correct 8 ms 11392 KB Output is correct
4 Correct 23 ms 12544 KB Output is correct
5 Correct 27 ms 12544 KB Output is correct
6 Correct 23 ms 12672 KB Output is correct
7 Correct 32 ms 13568 KB Output is correct
8 Correct 33 ms 13600 KB Output is correct
9 Correct 32 ms 13696 KB Output is correct
10 Correct 32 ms 13560 KB Output is correct
11 Correct 32 ms 13560 KB Output is correct
12 Correct 35 ms 13688 KB Output is correct
13 Correct 32 ms 13688 KB Output is correct
14 Correct 33 ms 13696 KB Output is correct
15 Correct 33 ms 13696 KB Output is correct
16 Correct 34 ms 13688 KB Output is correct
17 Correct 32 ms 13560 KB Output is correct
18 Correct 31 ms 13560 KB Output is correct
19 Correct 31 ms 13440 KB Output is correct
20 Correct 34 ms 13816 KB Output is correct
21 Correct 41 ms 13688 KB Output is correct
22 Correct 38 ms 14136 KB Output is correct
23 Correct 45 ms 14072 KB Output is correct
24 Correct 43 ms 14360 KB Output is correct
25 Correct 21 ms 12792 KB Output is correct
26 Correct 23 ms 13304 KB Output is correct
27 Correct 17 ms 12416 KB Output is correct
28 Correct 40 ms 14328 KB Output is correct
29 Correct 40 ms 14328 KB Output is correct
30 Correct 40 ms 14456 KB Output is correct
31 Correct 41 ms 14328 KB Output is correct
32 Correct 45 ms 14360 KB Output is correct
33 Correct 43 ms 14328 KB Output is correct
34 Correct 43 ms 14304 KB Output is correct
35 Correct 50 ms 14456 KB Output is correct
36 Correct 17 ms 12544 KB Output is correct
37 Correct 40 ms 14464 KB Output is correct
38 Correct 48 ms 14328 KB Output is correct
39 Correct 40 ms 14464 KB Output is correct
40 Correct 41 ms 14456 KB Output is correct
41 Correct 38 ms 14072 KB Output is correct
42 Correct 37 ms 14080 KB Output is correct
43 Correct 25 ms 12672 KB Output is correct
44 Correct 39 ms 14072 KB Output is correct
45 Correct 37 ms 14072 KB Output is correct
46 Correct 19 ms 12672 KB Output is correct
47 Correct 33 ms 13312 KB Output is correct
48 Correct 29 ms 13056 KB Output is correct
49 Correct 28 ms 13056 KB Output is correct
50 Correct 28 ms 12928 KB Output is correct
51 Correct 29 ms 12792 KB Output is correct
52 Correct 31 ms 13304 KB Output is correct
53 Correct 32 ms 13440 KB Output is correct
54 Correct 33 ms 13440 KB Output is correct
55 Correct 36 ms 13432 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 11264 KB Output is correct
2 Correct 7 ms 11264 KB Output is correct
3 Correct 8 ms 11392 KB Output is correct
4 Correct 23 ms 12544 KB Output is correct
5 Correct 27 ms 12544 KB Output is correct
6 Correct 23 ms 12672 KB Output is correct
7 Correct 32 ms 13568 KB Output is correct
8 Correct 33 ms 13600 KB Output is correct
9 Correct 32 ms 13696 KB Output is correct
10 Correct 32 ms 13560 KB Output is correct
11 Correct 32 ms 13560 KB Output is correct
12 Correct 35 ms 13688 KB Output is correct
13 Correct 32 ms 13688 KB Output is correct
14 Correct 33 ms 13696 KB Output is correct
15 Correct 33 ms 13696 KB Output is correct
16 Correct 34 ms 13688 KB Output is correct
17 Correct 32 ms 13560 KB Output is correct
18 Correct 31 ms 13560 KB Output is correct
19 Correct 31 ms 13440 KB Output is correct
20 Correct 34 ms 13816 KB Output is correct
21 Correct 41 ms 13688 KB Output is correct
22 Correct 38 ms 14136 KB Output is correct
23 Correct 45 ms 14072 KB Output is correct
24 Correct 43 ms 14360 KB Output is correct
25 Correct 21 ms 12792 KB Output is correct
26 Correct 23 ms 13304 KB Output is correct
27 Correct 17 ms 12416 KB Output is correct
28 Correct 40 ms 14328 KB Output is correct
29 Correct 40 ms 14328 KB Output is correct
30 Correct 40 ms 14456 KB Output is correct
31 Correct 41 ms 14328 KB Output is correct
32 Correct 45 ms 14360 KB Output is correct
33 Correct 43 ms 14328 KB Output is correct
34 Correct 43 ms 14304 KB Output is correct
35 Correct 50 ms 14456 KB Output is correct
36 Correct 17 ms 12544 KB Output is correct
37 Correct 40 ms 14464 KB Output is correct
38 Correct 48 ms 14328 KB Output is correct
39 Correct 40 ms 14464 KB Output is correct
40 Correct 41 ms 14456 KB Output is correct
41 Correct 38 ms 14072 KB Output is correct
42 Correct 37 ms 14080 KB Output is correct
43 Correct 25 ms 12672 KB Output is correct
44 Correct 39 ms 14072 KB Output is correct
45 Correct 37 ms 14072 KB Output is correct
46 Correct 19 ms 12672 KB Output is correct
47 Correct 33 ms 13312 KB Output is correct
48 Correct 29 ms 13056 KB Output is correct
49 Correct 28 ms 13056 KB Output is correct
50 Correct 28 ms 12928 KB Output is correct
51 Correct 29 ms 12792 KB Output is correct
52 Correct 31 ms 13304 KB Output is correct
53 Correct 32 ms 13440 KB Output is correct
54 Correct 33 ms 13440 KB Output is correct
55 Correct 36 ms 13432 KB Output is correct
56 Correct 225 ms 12880 KB Output is correct
57 Correct 223 ms 12920 KB Output is correct
58 Correct 215 ms 12920 KB Output is correct
59 Correct 323 ms 14172 KB Output is correct
60 Correct 342 ms 14456 KB Output is correct
61 Correct 342 ms 14584 KB Output is correct
62 Correct 325 ms 14328 KB Output is correct
63 Correct 313 ms 14200 KB Output is correct
64 Correct 334 ms 14456 KB Output is correct
65 Correct 316 ms 14456 KB Output is correct
66 Correct 330 ms 14336 KB Output is correct
67 Correct 314 ms 14328 KB Output is correct
68 Correct 327 ms 14184 KB Output is correct
69 Correct 306 ms 14072 KB Output is correct
70 Correct 317 ms 14072 KB Output is correct
71 Correct 303 ms 13976 KB Output is correct
72 Correct 313 ms 14200 KB Output is correct
73 Correct 313 ms 14200 KB Output is correct
74 Correct 150 ms 13304 KB Output is correct
75 Correct 168 ms 13944 KB Output is correct
76 Correct 129 ms 12876 KB Output is correct
77 Correct 440 ms 15096 KB Output is correct
78 Correct 443 ms 15224 KB Output is correct
79 Correct 131 ms 12924 KB Output is correct
80 Correct 434 ms 14956 KB Output is correct
81 Correct 502 ms 14968 KB Output is correct
82 Correct 405 ms 14968 KB Output is correct
83 Correct 399 ms 14692 KB Output is correct
84 Correct 149 ms 13304 KB Output is correct
85 Correct 401 ms 14840 KB Output is correct
86 Correct 416 ms 14840 KB Output is correct
87 Correct 134 ms 13148 KB Output is correct
88 Correct 308 ms 13816 KB Output is correct
89 Correct 328 ms 13660 KB Output is correct
90 Correct 284 ms 13432 KB Output is correct
91 Correct 274 ms 13304 KB Output is correct
92 Correct 218 ms 13176 KB Output is correct
93 Correct 311 ms 14012 KB Output is correct
94 Correct 327 ms 13816 KB Output is correct
95 Correct 362 ms 13896 KB Output is correct
96 Correct 348 ms 13944 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 436 ms 37620 KB Output is correct
2 Correct 412 ms 38264 KB Output is correct
3 Correct 1922 ms 89300 KB Output is correct
4 Execution timed out 2029 ms 93136 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1353 ms 68984 KB Output is correct
2 Correct 1422 ms 71852 KB Output is correct
3 Correct 1461 ms 71800 KB Output is correct
4 Correct 1709 ms 73972 KB Output is correct
5 Correct 1659 ms 72640 KB Output is correct
6 Correct 1815 ms 72896 KB Output is correct
7 Correct 1569 ms 71916 KB Output is correct
8 Correct 1572 ms 71676 KB Output is correct
9 Correct 1556 ms 72836 KB Output is correct
10 Correct 1775 ms 86092 KB Output is correct
11 Correct 1813 ms 85720 KB Output is correct
12 Execution timed out 2043 ms 90388 KB Time limit exceeded
13 Halted 0 ms 0 KB -

Subtask #5
0 / 29.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 11264 KB Output is correct
2 Correct 7 ms 11264 KB Output is correct
3 Correct 8 ms 11392 KB Output is correct
4 Correct 23 ms 12544 KB Output is correct
5 Correct 27 ms 12544 KB Output is correct
6 Correct 23 ms 12672 KB Output is correct
7 Correct 32 ms 13568 KB Output is correct
8 Correct 33 ms 13600 KB Output is correct
9 Correct 32 ms 13696 KB Output is correct
10 Correct 32 ms 13560 KB Output is correct
11 Correct 32 ms 13560 KB Output is correct
12 Correct 35 ms 13688 KB Output is correct
13 Correct 32 ms 13688 KB Output is correct
14 Correct 33 ms 13696 KB Output is correct
15 Correct 33 ms 13696 KB Output is correct
16 Correct 34 ms 13688 KB Output is correct
17 Correct 32 ms 13560 KB Output is correct
18 Correct 31 ms 13560 KB Output is correct
19 Correct 31 ms 13440 KB Output is correct
20 Correct 34 ms 13816 KB Output is correct
21 Correct 41 ms 13688 KB Output is correct
22 Correct 38 ms 14136 KB Output is correct
23 Correct 45 ms 14072 KB Output is correct
24 Correct 43 ms 14360 KB Output is correct
25 Correct 21 ms 12792 KB Output is correct
26 Correct 23 ms 13304 KB Output is correct
27 Correct 17 ms 12416 KB Output is correct
28 Correct 40 ms 14328 KB Output is correct
29 Correct 40 ms 14328 KB Output is correct
30 Correct 40 ms 14456 KB Output is correct
31 Correct 41 ms 14328 KB Output is correct
32 Correct 45 ms 14360 KB Output is correct
33 Correct 43 ms 14328 KB Output is correct
34 Correct 43 ms 14304 KB Output is correct
35 Correct 50 ms 14456 KB Output is correct
36 Correct 17 ms 12544 KB Output is correct
37 Correct 40 ms 14464 KB Output is correct
38 Correct 48 ms 14328 KB Output is correct
39 Correct 40 ms 14464 KB Output is correct
40 Correct 41 ms 14456 KB Output is correct
41 Correct 38 ms 14072 KB Output is correct
42 Correct 37 ms 14080 KB Output is correct
43 Correct 25 ms 12672 KB Output is correct
44 Correct 39 ms 14072 KB Output is correct
45 Correct 37 ms 14072 KB Output is correct
46 Correct 19 ms 12672 KB Output is correct
47 Correct 33 ms 13312 KB Output is correct
48 Correct 29 ms 13056 KB Output is correct
49 Correct 28 ms 13056 KB Output is correct
50 Correct 28 ms 12928 KB Output is correct
51 Correct 29 ms 12792 KB Output is correct
52 Correct 31 ms 13304 KB Output is correct
53 Correct 32 ms 13440 KB Output is correct
54 Correct 33 ms 13440 KB Output is correct
55 Correct 36 ms 13432 KB Output is correct
56 Correct 225 ms 12880 KB Output is correct
57 Correct 223 ms 12920 KB Output is correct
58 Correct 215 ms 12920 KB Output is correct
59 Correct 323 ms 14172 KB Output is correct
60 Correct 342 ms 14456 KB Output is correct
61 Correct 342 ms 14584 KB Output is correct
62 Correct 325 ms 14328 KB Output is correct
63 Correct 313 ms 14200 KB Output is correct
64 Correct 334 ms 14456 KB Output is correct
65 Correct 316 ms 14456 KB Output is correct
66 Correct 330 ms 14336 KB Output is correct
67 Correct 314 ms 14328 KB Output is correct
68 Correct 327 ms 14184 KB Output is correct
69 Correct 306 ms 14072 KB Output is correct
70 Correct 317 ms 14072 KB Output is correct
71 Correct 303 ms 13976 KB Output is correct
72 Correct 313 ms 14200 KB Output is correct
73 Correct 313 ms 14200 KB Output is correct
74 Correct 150 ms 13304 KB Output is correct
75 Correct 168 ms 13944 KB Output is correct
76 Correct 129 ms 12876 KB Output is correct
77 Correct 440 ms 15096 KB Output is correct
78 Correct 443 ms 15224 KB Output is correct
79 Correct 131 ms 12924 KB Output is correct
80 Correct 434 ms 14956 KB Output is correct
81 Correct 502 ms 14968 KB Output is correct
82 Correct 405 ms 14968 KB Output is correct
83 Correct 399 ms 14692 KB Output is correct
84 Correct 149 ms 13304 KB Output is correct
85 Correct 401 ms 14840 KB Output is correct
86 Correct 416 ms 14840 KB Output is correct
87 Correct 134 ms 13148 KB Output is correct
88 Correct 308 ms 13816 KB Output is correct
89 Correct 328 ms 13660 KB Output is correct
90 Correct 284 ms 13432 KB Output is correct
91 Correct 274 ms 13304 KB Output is correct
92 Correct 218 ms 13176 KB Output is correct
93 Correct 311 ms 14012 KB Output is correct
94 Correct 327 ms 13816 KB Output is correct
95 Correct 362 ms 13896 KB Output is correct
96 Correct 348 ms 13944 KB Output is correct
97 Correct 436 ms 37620 KB Output is correct
98 Correct 412 ms 38264 KB Output is correct
99 Correct 1922 ms 89300 KB Output is correct
100 Execution timed out 2029 ms 93136 KB Time limit exceeded
101 Halted 0 ms 0 KB -