Submission #273953

# Submission time Handle Problem Language Result Execution time Memory
273953 2020-08-19T07:59:10 Z 최은수(#5105) Mountains and Valleys (CCO20_day1problem3) C++17
21 / 25
7000 ms 398816 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 max4
{
    int a,b,c,d;
    max4(){a=b=c=d=0;}
    inline void upd(int x)
    {
        if(x>a)
            d=c,c=b,b=a,a=x;
        else if(x>b)
            d=c,c=b,b=x;
        else if(x>c)
            d=c,c=x;
        else if(x>d)
            d=x;
        return;
    }
    inline int get()
    {
        return a;
    }
    inline int get(int x)
    {
        return x==a?b:a;
    }
    inline int get(int x,int y)
    {
        if(x<y)
            swap(x,y);
        return x==a?(y==b?c:b):(y==a?b:a);
    }
    inline int get(int x,int y,int z)
    {
        if(x<y)
            swap(x,y);
        if(x<z)
            swap(x,z);
        if(y<z)
            swap(y,z);
        return x==a?(y==b?(z==c?d:c):(z==b?c:b)):(y==a?(z==b?c:b):(z==a?b:a));
    }
};
vector<int>adj[500010];
int depth[500010];
void ddfs(int x,int p)
{
    depth[x]=depth[p]+1;
    for(int&t:adj[x])
        if(t!=p)
            ddfs(t,x);
    return;
}
int dep[500010];
int spa[500010][19];
inline int kpa(int x,int k)
{
    for(;k>0;k^=k&-k)
        x=spa[x][__builtin_ctz(k)];
    return x;
}
inline int lca(int x,int y)
{
    if(dep[x]>dep[y])
        x=kpa(x,dep[x]-dep[y]);
    else
        y=kpa(y,dep[y]-dep[x]);
    if(x==y)
        return x;
    for(int i=19;i-->0;)
        if(spa[x][i]!=spa[y][i])
            x=spa[x][i],y=spa[y][i];
    return spa[x][0];
}
max4 dp1[500010],dp2[500010];
max4 dp3[500010],dp4[500010];
void sdfs(int x,int p)
{
    spa[x][0]=p;
    for(int i=0;i<18;i++)
        spa[x][i+1]=spa[spa[x][i]][i];
    dep[x]=dep[p]+1;
    for(int&t:adj[x])
        if(t!=p)
            sdfs(t,x),dp1[x].upd(dp1[t].get()+1),
            dp2[x].upd(max(dp2[t].get(),dp1[t].get()+dp1[t].get(dp1[t].get())));
    dp3[x]=dp1[x];
    dp4[x]=dp2[x];
    return;
}
int child[500010][19];
int spd[500010][19];
int dpth(int x,int k)
{
    int ret=max({dp2[x].get(),dp1[x].get()+dp1[x].get(dp1[x].get())});
    bool chk=0;
    int y=x;
    while(k>0)
    {
        int i=__builtin_ctz(k);
        k^=k&-k;
        if(!chk)
        {
            chk=1;
            ret=max(ret,spd[x][i]);
            y=child[x][i];
            x=spa[x][i];
            continue;
        }
        {
            int fc1=dp1[y].get()+1;
            int fc2=max(dp2[y].get(),dp1[y].get()+dp1[y].get(dp1[y].get()));
            ret=max({ret,spd[x][i],dp2[x].get(fc2),
            dp1[x].get(fc1)+dp1[x].get(dp1[x].get(fc1),fc1)});
        }
        y=child[x][i];
        x=spa[x][i];
    }
    return ret;
}
int cm[500010][19];
pi cut[500010][19];
pair<pi,int>pth(int x,int k)
{
    pair<pi,int>ret;
    ret.fi.fi=ret.fi.se=dp1[x].get();
    int len=0;
    int y=x;
    while(k>0)
    {
        int i=__builtin_ctz(k);
        k^=k&-k;
        if(len==0)
        {
            len=1<<i;
            ret.se=max(cm[x][i],ret.fi.fi+cut[x][i].se);
            ret.fi.fi=max(ret.fi.fi,cut[x][i].fi);
            ret.fi.se=max(ret.fi.se+len,cut[x][i].se);
            y=child[x][i];
            x=spa[x][i];
            continue;
        }
        {
            pi c1=ret.fi;
            pi c2=cut[x][i];
            int cur=dp1[x].get(dp1[y].get()+1);
            ret.se=max({ret.se+(1<<i),cm[x][i]+len,
            c1.fi+c2.se,c1.fi+cur+(1<<i),c2.se+cur+len});
            ret.fi.fi=max({c1.fi,c2.fi+len,cur+len});
            ret.fi.se=max({c2.se,c1.se+(1<<i),cur+(1<<i)});
        }
        len+=1<<i;
        y=child[x][i];
        x=spa[x][i];
    }
    return ret;
}
void dfs2(int x,int p)
{
    spd[x][0]=cm[x][0]=cut[x][0].fi=cut[x][0].se=0;
    for(int i=0,y=x;i<18;y=spa[y][i++])
    {
        if(spa[x][i]==0)
            break;
        child[x][i]=y;
        {
            int fc1=dp1[y].get()+1;
            int fc2=max(dp2[y].get(),dp1[y].get()+dp1[y].get(dp1[y].get()));
            spd[x][i+1]=max({spd[x][i],spd[spa[x][i]][i],dp2[spa[x][i]].get(fc2),
            dp1[spa[x][i]].get(fc1)+dp1[spa[x][i]].get(dp1[spa[x][i]].get(fc1),fc1)});
        }
        {
            pi c1=cut[x][i];
            pi c2=cut[spa[x][i]][i];
            int cur=dp1[spa[x][i]].get(dp1[y].get()+1);
            cm[x][i+1]=max({cm[x][i]+(1<<i),cm[spa[x][i]][i]+(1<<i),
            c1.fi+c2.se,c1.fi+cur+(1<<i),c2.se+cur+(1<<i)});
            cut[x][i+1].fi=max({c1.fi,c2.fi+(1<<i),cur+(1<<i)});
            cut[x][i+1].se=max({c2.se,c1.se+(1<<i),cur+(1<<i)});
        }
    }
    for(int&t:adj[x])
    {
        if(t!=p)
        {
            int mx=dp3[x].get(dp1[t].get()+1);
            dp3[t].upd(mx+1);
            int mx2=dp3[x].get(mx,dp1[t].get()+1);
            int td2=max(dp2[t].get(),dp1[t].get()+dp1[t].get(dp1[t].get()));
            dp4[t].upd(max(dp4[x].get(td2),mx+mx2));
            dfs2(t,x);
        }
    }
    return;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    int n,m;
    cin>>n>>m;
    vector<pair<pi,int> >ev;
    for(int i=0;i<m;i++)
    {
        int u,v,w;
        cin>>u>>v>>w;
        u++,v++;
        if(w==1)
            adj[u].eb(v),adj[v].eb(u);
        else if(w*2<n)
            ev.eb(pi(u,v),w);
    }
    sdfs(1,0);
    int ans=inf;
    {
        int d1=max_element(dep+1,dep+n+1)-dep;
        ddfs(d1,0);
        ans=2*n-1-*max_element(depth+1,depth+n+1);
    }
    dfs2(1,0);
    sort(all(ev),[](const pair<pi,int>&x,const pair<pi,int>&y){return x.se<y.se;});
    int c=0;
    for(auto&t:ev)
    {
        if(++c>600000)
            break;
        int u=t.fi.fi;
        int v=t.fi.se;
        int w=t.se;
        int l=lca(u,v);
        int len=dep[u]+dep[v]-dep[l]*2;
        int dmax=0,cmax=0;
        if(v==l)
            swap(u,v);
        if(u==l)
        {
            auto q1=dpth(v,dep[v]-dep[l]);
            auto q2=pth(v,dep[v]-dep[l]);
            int y=kpa(v,dep[v]-dep[l]-1);
            {
                int fc1=dp1[y].get()+1;
                int fc2=max(dp2[y].get(),dp1[y].get()+dp1[y].get(dp1[y].get()));
                dmax=max({q1,dp4[l].get(fc2),
                dp3[l].get(fc1)+dp3[l].get(dp3[l].get(fc1),fc1)});
            }
            {
                int cur=dp3[l].get(dp1[y].get()+1);
                cmax=max(q2.se,q2.fi.fi+cur);
            }
        }
        else
        {
            int qu1=dpth(u,dep[u]-dep[l]);
            int qv1=dpth(v,dep[v]-dep[l]);
            auto qu2=pth(u,dep[u]-dep[l]);
            auto qv2=pth(v,dep[v]-dep[l]);
            int yu=kpa(u,dep[u]-dep[l]-1);
            int yv=kpa(v,dep[v]-dep[l]-1);
            {
                int fcu1=dp1[yu].get()+1;
                int fcv1=dp1[yv].get()+1;
                int fcu2=max(dp2[yu].get(),dp1[yu].get()+dp1[yu].get(dp1[yu].get()));
                int fcv2=max(dp2[yv].get(),dp1[yv].get()+dp1[yv].get(dp1[yv].get()));
                dmax=max({qu1,qv1,dp4[l].get(fcu2,fcv2),
                dp3[l].get(fcu1,fcv1)+dp3[l].get(dp3[l].get(fcu1,fcv1),fcu1,fcv1)});
            }
            {
                int cur=dp3[l].get(dp1[yu].get()+1,dp1[yv].get()+1);
                cmax=max({qu2.se+(dep[v]-dep[l]),qv2.se+(dep[u]-dep[l]),qu2.fi.fi+qv2.fi.fi,
                qu2.fi.fi+cur+(dep[v]-dep[l]),qv2.fi.fi+cur+(dep[u]-dep[l])});
            }
        }
        ans=min(ans,n*2-2-dmax-len+w);
        ans=min(ans,n*2-4-cmax+w);
    }
    cout<<ans<<endl;
    return 0;
}
# Verdict Execution time Memory Grader output
1 Correct 29 ms 43384 KB Output is correct
2 Correct 28 ms 43520 KB Output is correct
3 Correct 29 ms 43392 KB Output is correct
4 Correct 29 ms 43384 KB Output is correct
5 Correct 29 ms 43384 KB Output is correct
6 Correct 31 ms 43392 KB Output is correct
7 Correct 34 ms 43512 KB Output is correct
8 Correct 31 ms 43384 KB Output is correct
9 Correct 32 ms 43392 KB Output is correct
10 Correct 32 ms 43392 KB Output is correct
11 Correct 29 ms 43416 KB Output is correct
12 Correct 28 ms 43392 KB Output is correct
13 Correct 28 ms 43392 KB Output is correct
14 Correct 29 ms 43384 KB Output is correct
15 Correct 29 ms 43520 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 29 ms 43384 KB Output is correct
2 Correct 28 ms 43520 KB Output is correct
3 Correct 29 ms 43392 KB Output is correct
4 Correct 29 ms 43384 KB Output is correct
5 Correct 29 ms 43384 KB Output is correct
6 Correct 31 ms 43392 KB Output is correct
7 Correct 34 ms 43512 KB Output is correct
8 Correct 31 ms 43384 KB Output is correct
9 Correct 32 ms 43392 KB Output is correct
10 Correct 32 ms 43392 KB Output is correct
11 Correct 29 ms 43416 KB Output is correct
12 Correct 28 ms 43392 KB Output is correct
13 Correct 28 ms 43392 KB Output is correct
14 Correct 29 ms 43384 KB Output is correct
15 Correct 29 ms 43520 KB Output is correct
16 Correct 28 ms 43384 KB Output is correct
17 Correct 28 ms 43384 KB Output is correct
18 Correct 28 ms 43392 KB Output is correct
19 Correct 29 ms 43460 KB Output is correct
20 Correct 29 ms 43392 KB Output is correct
21 Correct 29 ms 43392 KB Output is correct
22 Correct 30 ms 43392 KB Output is correct
23 Correct 29 ms 43384 KB Output is correct
24 Correct 29 ms 43392 KB Output is correct
25 Correct 29 ms 43416 KB Output is correct
26 Correct 29 ms 43416 KB Output is correct
27 Correct 30 ms 43520 KB Output is correct
28 Correct 31 ms 43392 KB Output is correct
29 Correct 29 ms 43392 KB Output is correct
30 Correct 30 ms 43392 KB Output is correct
31 Correct 28 ms 43392 KB Output is correct
32 Correct 30 ms 43456 KB Output is correct
33 Correct 30 ms 43384 KB Output is correct
34 Correct 36 ms 43392 KB Output is correct
35 Correct 29 ms 43392 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 38 ms 46328 KB Output is correct
2 Correct 42 ms 46456 KB Output is correct
3 Correct 40 ms 46204 KB Output is correct
4 Correct 40 ms 46072 KB Output is correct
5 Correct 38 ms 46080 KB Output is correct
6 Correct 34 ms 45952 KB Output is correct
7 Correct 36 ms 46336 KB Output is correct
8 Correct 35 ms 46208 KB Output is correct
9 Correct 36 ms 46328 KB Output is correct
10 Correct 36 ms 46080 KB Output is correct
11 Correct 36 ms 46200 KB Output is correct
12 Correct 35 ms 46072 KB Output is correct
13 Correct 37 ms 46204 KB Output is correct
14 Correct 36 ms 46200 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 29 ms 43384 KB Output is correct
2 Correct 28 ms 43520 KB Output is correct
3 Correct 29 ms 43392 KB Output is correct
4 Correct 29 ms 43384 KB Output is correct
5 Correct 29 ms 43384 KB Output is correct
6 Correct 31 ms 43392 KB Output is correct
7 Correct 34 ms 43512 KB Output is correct
8 Correct 31 ms 43384 KB Output is correct
9 Correct 32 ms 43392 KB Output is correct
10 Correct 32 ms 43392 KB Output is correct
11 Correct 29 ms 43416 KB Output is correct
12 Correct 28 ms 43392 KB Output is correct
13 Correct 28 ms 43392 KB Output is correct
14 Correct 29 ms 43384 KB Output is correct
15 Correct 29 ms 43520 KB Output is correct
16 Correct 28 ms 43384 KB Output is correct
17 Correct 28 ms 43384 KB Output is correct
18 Correct 28 ms 43392 KB Output is correct
19 Correct 29 ms 43460 KB Output is correct
20 Correct 29 ms 43392 KB Output is correct
21 Correct 29 ms 43392 KB Output is correct
22 Correct 30 ms 43392 KB Output is correct
23 Correct 29 ms 43384 KB Output is correct
24 Correct 29 ms 43392 KB Output is correct
25 Correct 29 ms 43416 KB Output is correct
26 Correct 29 ms 43416 KB Output is correct
27 Correct 30 ms 43520 KB Output is correct
28 Correct 31 ms 43392 KB Output is correct
29 Correct 29 ms 43392 KB Output is correct
30 Correct 30 ms 43392 KB Output is correct
31 Correct 28 ms 43392 KB Output is correct
32 Correct 30 ms 43456 KB Output is correct
33 Correct 30 ms 43384 KB Output is correct
34 Correct 36 ms 43392 KB Output is correct
35 Correct 29 ms 43392 KB Output is correct
36 Correct 32 ms 43520 KB Output is correct
37 Correct 29 ms 43520 KB Output is correct
38 Correct 28 ms 43520 KB Output is correct
39 Correct 29 ms 43512 KB Output is correct
40 Correct 29 ms 43520 KB Output is correct
41 Correct 30 ms 43512 KB Output is correct
42 Correct 29 ms 43520 KB Output is correct
43 Correct 29 ms 43520 KB Output is correct
44 Correct 29 ms 43520 KB Output is correct
45 Correct 31 ms 43520 KB Output is correct
46 Correct 32 ms 43512 KB Output is correct
47 Correct 30 ms 43512 KB Output is correct
48 Correct 28 ms 43520 KB Output is correct
49 Correct 29 ms 43512 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 29 ms 43384 KB Output is correct
2 Correct 28 ms 43520 KB Output is correct
3 Correct 29 ms 43392 KB Output is correct
4 Correct 29 ms 43384 KB Output is correct
5 Correct 29 ms 43384 KB Output is correct
6 Correct 31 ms 43392 KB Output is correct
7 Correct 34 ms 43512 KB Output is correct
8 Correct 31 ms 43384 KB Output is correct
9 Correct 32 ms 43392 KB Output is correct
10 Correct 32 ms 43392 KB Output is correct
11 Correct 29 ms 43416 KB Output is correct
12 Correct 28 ms 43392 KB Output is correct
13 Correct 28 ms 43392 KB Output is correct
14 Correct 29 ms 43384 KB Output is correct
15 Correct 29 ms 43520 KB Output is correct
16 Correct 28 ms 43384 KB Output is correct
17 Correct 28 ms 43384 KB Output is correct
18 Correct 28 ms 43392 KB Output is correct
19 Correct 29 ms 43460 KB Output is correct
20 Correct 29 ms 43392 KB Output is correct
21 Correct 29 ms 43392 KB Output is correct
22 Correct 30 ms 43392 KB Output is correct
23 Correct 29 ms 43384 KB Output is correct
24 Correct 29 ms 43392 KB Output is correct
25 Correct 29 ms 43416 KB Output is correct
26 Correct 29 ms 43416 KB Output is correct
27 Correct 30 ms 43520 KB Output is correct
28 Correct 31 ms 43392 KB Output is correct
29 Correct 29 ms 43392 KB Output is correct
30 Correct 30 ms 43392 KB Output is correct
31 Correct 28 ms 43392 KB Output is correct
32 Correct 30 ms 43456 KB Output is correct
33 Correct 30 ms 43384 KB Output is correct
34 Correct 36 ms 43392 KB Output is correct
35 Correct 29 ms 43392 KB Output is correct
36 Correct 32 ms 43520 KB Output is correct
37 Correct 29 ms 43520 KB Output is correct
38 Correct 28 ms 43520 KB Output is correct
39 Correct 29 ms 43512 KB Output is correct
40 Correct 29 ms 43520 KB Output is correct
41 Correct 30 ms 43512 KB Output is correct
42 Correct 29 ms 43520 KB Output is correct
43 Correct 29 ms 43520 KB Output is correct
44 Correct 29 ms 43520 KB Output is correct
45 Correct 31 ms 43520 KB Output is correct
46 Correct 32 ms 43512 KB Output is correct
47 Correct 30 ms 43512 KB Output is correct
48 Correct 28 ms 43520 KB Output is correct
49 Correct 29 ms 43512 KB Output is correct
50 Correct 31 ms 43800 KB Output is correct
51 Correct 36 ms 43768 KB Output is correct
52 Correct 30 ms 43768 KB Output is correct
53 Correct 32 ms 43648 KB Output is correct
54 Correct 29 ms 43648 KB Output is correct
55 Correct 31 ms 43648 KB Output is correct
56 Correct 30 ms 43776 KB Output is correct
57 Correct 29 ms 43768 KB Output is correct
58 Correct 35 ms 43768 KB Output is correct
59 Correct 30 ms 43772 KB Output is correct
60 Correct 33 ms 43776 KB Output is correct
61 Correct 29 ms 43640 KB Output is correct
62 Correct 37 ms 43644 KB Output is correct
63 Correct 29 ms 43648 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 29 ms 43384 KB Output is correct
2 Correct 28 ms 43520 KB Output is correct
3 Correct 29 ms 43392 KB Output is correct
4 Correct 29 ms 43384 KB Output is correct
5 Correct 29 ms 43384 KB Output is correct
6 Correct 31 ms 43392 KB Output is correct
7 Correct 34 ms 43512 KB Output is correct
8 Correct 31 ms 43384 KB Output is correct
9 Correct 32 ms 43392 KB Output is correct
10 Correct 32 ms 43392 KB Output is correct
11 Correct 29 ms 43416 KB Output is correct
12 Correct 28 ms 43392 KB Output is correct
13 Correct 28 ms 43392 KB Output is correct
14 Correct 29 ms 43384 KB Output is correct
15 Correct 29 ms 43520 KB Output is correct
16 Correct 28 ms 43384 KB Output is correct
17 Correct 28 ms 43384 KB Output is correct
18 Correct 28 ms 43392 KB Output is correct
19 Correct 29 ms 43460 KB Output is correct
20 Correct 29 ms 43392 KB Output is correct
21 Correct 29 ms 43392 KB Output is correct
22 Correct 30 ms 43392 KB Output is correct
23 Correct 29 ms 43384 KB Output is correct
24 Correct 29 ms 43392 KB Output is correct
25 Correct 29 ms 43416 KB Output is correct
26 Correct 29 ms 43416 KB Output is correct
27 Correct 30 ms 43520 KB Output is correct
28 Correct 31 ms 43392 KB Output is correct
29 Correct 29 ms 43392 KB Output is correct
30 Correct 30 ms 43392 KB Output is correct
31 Correct 28 ms 43392 KB Output is correct
32 Correct 30 ms 43456 KB Output is correct
33 Correct 30 ms 43384 KB Output is correct
34 Correct 36 ms 43392 KB Output is correct
35 Correct 29 ms 43392 KB Output is correct
36 Correct 38 ms 46328 KB Output is correct
37 Correct 42 ms 46456 KB Output is correct
38 Correct 40 ms 46204 KB Output is correct
39 Correct 40 ms 46072 KB Output is correct
40 Correct 38 ms 46080 KB Output is correct
41 Correct 34 ms 45952 KB Output is correct
42 Correct 36 ms 46336 KB Output is correct
43 Correct 35 ms 46208 KB Output is correct
44 Correct 36 ms 46328 KB Output is correct
45 Correct 36 ms 46080 KB Output is correct
46 Correct 36 ms 46200 KB Output is correct
47 Correct 35 ms 46072 KB Output is correct
48 Correct 37 ms 46204 KB Output is correct
49 Correct 36 ms 46200 KB Output is correct
50 Correct 32 ms 43520 KB Output is correct
51 Correct 29 ms 43520 KB Output is correct
52 Correct 28 ms 43520 KB Output is correct
53 Correct 29 ms 43512 KB Output is correct
54 Correct 29 ms 43520 KB Output is correct
55 Correct 30 ms 43512 KB Output is correct
56 Correct 29 ms 43520 KB Output is correct
57 Correct 29 ms 43520 KB Output is correct
58 Correct 29 ms 43520 KB Output is correct
59 Correct 31 ms 43520 KB Output is correct
60 Correct 32 ms 43512 KB Output is correct
61 Correct 30 ms 43512 KB Output is correct
62 Correct 28 ms 43520 KB Output is correct
63 Correct 29 ms 43512 KB Output is correct
64 Correct 31 ms 43800 KB Output is correct
65 Correct 36 ms 43768 KB Output is correct
66 Correct 30 ms 43768 KB Output is correct
67 Correct 32 ms 43648 KB Output is correct
68 Correct 29 ms 43648 KB Output is correct
69 Correct 31 ms 43648 KB Output is correct
70 Correct 30 ms 43776 KB Output is correct
71 Correct 29 ms 43768 KB Output is correct
72 Correct 35 ms 43768 KB Output is correct
73 Correct 30 ms 43772 KB Output is correct
74 Correct 33 ms 43776 KB Output is correct
75 Correct 29 ms 43640 KB Output is correct
76 Correct 37 ms 43644 KB Output is correct
77 Correct 29 ms 43648 KB Output is correct
78 Correct 49 ms 46328 KB Output is correct
79 Correct 49 ms 46328 KB Output is correct
80 Correct 46 ms 46240 KB Output is correct
81 Correct 39 ms 46336 KB Output is correct
82 Correct 44 ms 46200 KB Output is correct
83 Correct 37 ms 45976 KB Output is correct
84 Correct 40 ms 46332 KB Output is correct
85 Correct 39 ms 46336 KB Output is correct
86 Correct 40 ms 46456 KB Output is correct
87 Correct 41 ms 46360 KB Output is correct
88 Correct 39 ms 46252 KB Output is correct
89 Correct 42 ms 46208 KB Output is correct
90 Correct 39 ms 46068 KB Output is correct
91 Correct 37 ms 46208 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 29 ms 43384 KB Output is correct
2 Correct 28 ms 43520 KB Output is correct
3 Correct 29 ms 43392 KB Output is correct
4 Correct 29 ms 43384 KB Output is correct
5 Correct 29 ms 43384 KB Output is correct
6 Correct 31 ms 43392 KB Output is correct
7 Correct 34 ms 43512 KB Output is correct
8 Correct 31 ms 43384 KB Output is correct
9 Correct 32 ms 43392 KB Output is correct
10 Correct 32 ms 43392 KB Output is correct
11 Correct 29 ms 43416 KB Output is correct
12 Correct 28 ms 43392 KB Output is correct
13 Correct 28 ms 43392 KB Output is correct
14 Correct 29 ms 43384 KB Output is correct
15 Correct 29 ms 43520 KB Output is correct
16 Correct 28 ms 43384 KB Output is correct
17 Correct 28 ms 43384 KB Output is correct
18 Correct 28 ms 43392 KB Output is correct
19 Correct 29 ms 43460 KB Output is correct
20 Correct 29 ms 43392 KB Output is correct
21 Correct 29 ms 43392 KB Output is correct
22 Correct 30 ms 43392 KB Output is correct
23 Correct 29 ms 43384 KB Output is correct
24 Correct 29 ms 43392 KB Output is correct
25 Correct 29 ms 43416 KB Output is correct
26 Correct 29 ms 43416 KB Output is correct
27 Correct 30 ms 43520 KB Output is correct
28 Correct 31 ms 43392 KB Output is correct
29 Correct 29 ms 43392 KB Output is correct
30 Correct 30 ms 43392 KB Output is correct
31 Correct 28 ms 43392 KB Output is correct
32 Correct 30 ms 43456 KB Output is correct
33 Correct 30 ms 43384 KB Output is correct
34 Correct 36 ms 43392 KB Output is correct
35 Correct 29 ms 43392 KB Output is correct
36 Correct 38 ms 46328 KB Output is correct
37 Correct 42 ms 46456 KB Output is correct
38 Correct 40 ms 46204 KB Output is correct
39 Correct 40 ms 46072 KB Output is correct
40 Correct 38 ms 46080 KB Output is correct
41 Correct 34 ms 45952 KB Output is correct
42 Correct 36 ms 46336 KB Output is correct
43 Correct 35 ms 46208 KB Output is correct
44 Correct 36 ms 46328 KB Output is correct
45 Correct 36 ms 46080 KB Output is correct
46 Correct 36 ms 46200 KB Output is correct
47 Correct 35 ms 46072 KB Output is correct
48 Correct 37 ms 46204 KB Output is correct
49 Correct 36 ms 46200 KB Output is correct
50 Correct 32 ms 43520 KB Output is correct
51 Correct 29 ms 43520 KB Output is correct
52 Correct 28 ms 43520 KB Output is correct
53 Correct 29 ms 43512 KB Output is correct
54 Correct 29 ms 43520 KB Output is correct
55 Correct 30 ms 43512 KB Output is correct
56 Correct 29 ms 43520 KB Output is correct
57 Correct 29 ms 43520 KB Output is correct
58 Correct 29 ms 43520 KB Output is correct
59 Correct 31 ms 43520 KB Output is correct
60 Correct 32 ms 43512 KB Output is correct
61 Correct 30 ms 43512 KB Output is correct
62 Correct 28 ms 43520 KB Output is correct
63 Correct 29 ms 43512 KB Output is correct
64 Correct 31 ms 43800 KB Output is correct
65 Correct 36 ms 43768 KB Output is correct
66 Correct 30 ms 43768 KB Output is correct
67 Correct 32 ms 43648 KB Output is correct
68 Correct 29 ms 43648 KB Output is correct
69 Correct 31 ms 43648 KB Output is correct
70 Correct 30 ms 43776 KB Output is correct
71 Correct 29 ms 43768 KB Output is correct
72 Correct 35 ms 43768 KB Output is correct
73 Correct 30 ms 43772 KB Output is correct
74 Correct 33 ms 43776 KB Output is correct
75 Correct 29 ms 43640 KB Output is correct
76 Correct 37 ms 43644 KB Output is correct
77 Correct 29 ms 43648 KB Output is correct
78 Correct 49 ms 46328 KB Output is correct
79 Correct 49 ms 46328 KB Output is correct
80 Correct 46 ms 46240 KB Output is correct
81 Correct 39 ms 46336 KB Output is correct
82 Correct 44 ms 46200 KB Output is correct
83 Correct 37 ms 45976 KB Output is correct
84 Correct 40 ms 46332 KB Output is correct
85 Correct 39 ms 46336 KB Output is correct
86 Correct 40 ms 46456 KB Output is correct
87 Correct 41 ms 46360 KB Output is correct
88 Correct 39 ms 46252 KB Output is correct
89 Correct 42 ms 46208 KB Output is correct
90 Correct 39 ms 46068 KB Output is correct
91 Correct 37 ms 46208 KB Output is correct
92 Correct 657 ms 87500 KB Output is correct
93 Correct 708 ms 87396 KB Output is correct
94 Correct 454 ms 86060 KB Output is correct
95 Correct 359 ms 87336 KB Output is correct
96 Correct 359 ms 87288 KB Output is correct
97 Correct 695 ms 90924 KB Output is correct
98 Correct 584 ms 91440 KB Output is correct
99 Correct 695 ms 87092 KB Output is correct
100 Correct 683 ms 87892 KB Output is correct
101 Correct 706 ms 87084 KB Output is correct
102 Correct 193 ms 83052 KB Output is correct
103 Correct 608 ms 90008 KB Output is correct
104 Correct 664 ms 87908 KB Output is correct
105 Correct 651 ms 88616 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 29 ms 43384 KB Output is correct
2 Correct 28 ms 43520 KB Output is correct
3 Correct 29 ms 43392 KB Output is correct
4 Correct 29 ms 43384 KB Output is correct
5 Correct 29 ms 43384 KB Output is correct
6 Correct 31 ms 43392 KB Output is correct
7 Correct 34 ms 43512 KB Output is correct
8 Correct 31 ms 43384 KB Output is correct
9 Correct 32 ms 43392 KB Output is correct
10 Correct 32 ms 43392 KB Output is correct
11 Correct 29 ms 43416 KB Output is correct
12 Correct 28 ms 43392 KB Output is correct
13 Correct 28 ms 43392 KB Output is correct
14 Correct 29 ms 43384 KB Output is correct
15 Correct 29 ms 43520 KB Output is correct
16 Correct 28 ms 43384 KB Output is correct
17 Correct 28 ms 43384 KB Output is correct
18 Correct 28 ms 43392 KB Output is correct
19 Correct 29 ms 43460 KB Output is correct
20 Correct 29 ms 43392 KB Output is correct
21 Correct 29 ms 43392 KB Output is correct
22 Correct 30 ms 43392 KB Output is correct
23 Correct 29 ms 43384 KB Output is correct
24 Correct 29 ms 43392 KB Output is correct
25 Correct 29 ms 43416 KB Output is correct
26 Correct 29 ms 43416 KB Output is correct
27 Correct 30 ms 43520 KB Output is correct
28 Correct 31 ms 43392 KB Output is correct
29 Correct 29 ms 43392 KB Output is correct
30 Correct 30 ms 43392 KB Output is correct
31 Correct 28 ms 43392 KB Output is correct
32 Correct 30 ms 43456 KB Output is correct
33 Correct 30 ms 43384 KB Output is correct
34 Correct 36 ms 43392 KB Output is correct
35 Correct 29 ms 43392 KB Output is correct
36 Correct 38 ms 46328 KB Output is correct
37 Correct 42 ms 46456 KB Output is correct
38 Correct 40 ms 46204 KB Output is correct
39 Correct 40 ms 46072 KB Output is correct
40 Correct 38 ms 46080 KB Output is correct
41 Correct 34 ms 45952 KB Output is correct
42 Correct 36 ms 46336 KB Output is correct
43 Correct 35 ms 46208 KB Output is correct
44 Correct 36 ms 46328 KB Output is correct
45 Correct 36 ms 46080 KB Output is correct
46 Correct 36 ms 46200 KB Output is correct
47 Correct 35 ms 46072 KB Output is correct
48 Correct 37 ms 46204 KB Output is correct
49 Correct 36 ms 46200 KB Output is correct
50 Correct 32 ms 43520 KB Output is correct
51 Correct 29 ms 43520 KB Output is correct
52 Correct 28 ms 43520 KB Output is correct
53 Correct 29 ms 43512 KB Output is correct
54 Correct 29 ms 43520 KB Output is correct
55 Correct 30 ms 43512 KB Output is correct
56 Correct 29 ms 43520 KB Output is correct
57 Correct 29 ms 43520 KB Output is correct
58 Correct 29 ms 43520 KB Output is correct
59 Correct 31 ms 43520 KB Output is correct
60 Correct 32 ms 43512 KB Output is correct
61 Correct 30 ms 43512 KB Output is correct
62 Correct 28 ms 43520 KB Output is correct
63 Correct 29 ms 43512 KB Output is correct
64 Correct 31 ms 43800 KB Output is correct
65 Correct 36 ms 43768 KB Output is correct
66 Correct 30 ms 43768 KB Output is correct
67 Correct 32 ms 43648 KB Output is correct
68 Correct 29 ms 43648 KB Output is correct
69 Correct 31 ms 43648 KB Output is correct
70 Correct 30 ms 43776 KB Output is correct
71 Correct 29 ms 43768 KB Output is correct
72 Correct 35 ms 43768 KB Output is correct
73 Correct 30 ms 43772 KB Output is correct
74 Correct 33 ms 43776 KB Output is correct
75 Correct 29 ms 43640 KB Output is correct
76 Correct 37 ms 43644 KB Output is correct
77 Correct 29 ms 43648 KB Output is correct
78 Correct 49 ms 46328 KB Output is correct
79 Correct 49 ms 46328 KB Output is correct
80 Correct 46 ms 46240 KB Output is correct
81 Correct 39 ms 46336 KB Output is correct
82 Correct 44 ms 46200 KB Output is correct
83 Correct 37 ms 45976 KB Output is correct
84 Correct 40 ms 46332 KB Output is correct
85 Correct 39 ms 46336 KB Output is correct
86 Correct 40 ms 46456 KB Output is correct
87 Correct 41 ms 46360 KB Output is correct
88 Correct 39 ms 46252 KB Output is correct
89 Correct 42 ms 46208 KB Output is correct
90 Correct 39 ms 46068 KB Output is correct
91 Correct 37 ms 46208 KB Output is correct
92 Correct 657 ms 87500 KB Output is correct
93 Correct 708 ms 87396 KB Output is correct
94 Correct 454 ms 86060 KB Output is correct
95 Correct 359 ms 87336 KB Output is correct
96 Correct 359 ms 87288 KB Output is correct
97 Correct 695 ms 90924 KB Output is correct
98 Correct 584 ms 91440 KB Output is correct
99 Correct 695 ms 87092 KB Output is correct
100 Correct 683 ms 87892 KB Output is correct
101 Correct 706 ms 87084 KB Output is correct
102 Correct 193 ms 83052 KB Output is correct
103 Correct 608 ms 90008 KB Output is correct
104 Correct 664 ms 87908 KB Output is correct
105 Correct 651 ms 88616 KB Output is correct
106 Correct 6633 ms 363356 KB Output is correct
107 Correct 6692 ms 398816 KB Output is correct
108 Execution timed out 7109 ms 364860 KB Time limit exceeded
109 Halted 0 ms 0 KB -