oj.uz

Submission #788568

# Submission time Handle Problem Language Result Execution time Memory
788568 2023-07-20T11:09:13 Z alexander707070 Fountain Parks (IOI21_parks) C++17
70 / 100
 703 ms 182772 KB 
#include<bits/stdc++.h>
#include "parks.h"
#define MAXN 800007
using namespace std;
 
struct bench{
    int from,to;
    int a,b;
};
 
int n,curr,benches,br,k,comp[MAXN],ans[MAXN],dsu[MAXN],w[MAXN],sz[MAXN];
bool li[MAXN];
vector<int> v[MAXN],r[MAXN];
stack<int> st;
 
vector<bench> sol;
vector<int> A,B,C,D;
vector< pair<int,int> > ors;
 
unordered_map<long long, int> mp;
unordered_map<long long, vector<int> > bro;
 
int op(int x){
    if(x<400000)return x+400000;
    return x-400000;
}
 
void add(long long x,long long y,int z){
    for(int i=0;i<bro[x*300000+y].size();i++){
        ors.push_back({op(bro[x*300000+y][i]),op(z)});
    }
    bro[x*300000+y].push_back(z);
}
 
void dfs(int x){
    li[x]=true;
    for(int i=0;i<v[x].size();i++){
        if(!li[v[x][i]])dfs(v[x][i]);
    }
    st.push(x);
}
 
void scc(int x){
    comp[x]=k;
    li[x]=true;
 
    for(int i=0;i<r[x].size();i++){
        if(!li[r[x][i]])scc(r[x][i]);
    }
}
 
int root(int x){
    if(dsu[x]==x)return x;
    dsu[x]=root(dsu[x]);
    return dsu[x];
}
 
void mergev(int x,int y){
    if(sz[root(x)]<sz[root(y)])swap(x,y);
    sz[root(x)]+=sz[root(y)];
    dsu[root(y)]=root(x);
}
 
vector<long long> x,y;

void dfss(long long x,long long y){
    int ss=mp[x*300000+y]-1; 
    
    curr=mp[(x-2)*300000+y];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        add(x-1,y-1,br);
        add(x-1,y+1,br+1);
        ors.push_back({br,br+1});
        
        br+=2;
        dfss(x-2,y);
    }

    curr=mp[(x+2)*300000+y];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        add(x+1,y-1,br);
        add(x+1,y+1,br+1);
        ors.push_back({br,br+1});
        
        br+=2;
        dfss(x+2,y);
    }

    curr=mp[x*300000+y-2];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        add(x-1,y-1,br);
        add(x+1,y-1,br+1);
        ors.push_back({br,br+1});

        br+=2;
        dfss(x,y-2);
    }

    curr=mp[x*300000+y+2];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        add(x-1,y+1,br);
        add(x+1,y+1,br+1);
        ors.push_back({br,br+1});

        br+=2;
        dfss(x,y+2);
    }
}


void dfss2(long long x,long long y){
    int ss=mp[x*300000+y]-1; 
    
    curr=mp[(x-2)*300000+y];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        if(ans[br]==1){
            sol.push_back({curr,ss,x-1,y-1});
        }else{
            sol.push_back({curr,ss,x-1,y+1});
        }
        
        br+=2;
        dfss2(x-2,y);
    }

    curr=mp[(x+2)*300000+y];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        if(ans[br]==1){
            sol.push_back({curr,ss,x+1,y-1});
        }else{
            sol.push_back({curr,ss,x+1,y+1});
        }
        
        br+=2;
        dfss2(x+2,y);
    }

    curr=mp[x*300000+y-2];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        if(ans[br]==1){
            sol.push_back({curr,ss,x-1,y-1});
        }else{
            sol.push_back({curr,ss,x+1,y-1});
        }

        br+=2;
        dfss2(x,y-2);
    }

    curr=mp[x*300000+y+2];
    if(curr!=0 and root(ss)!=root(curr-1)){
        curr--; mergev(ss,curr);

        if(ans[br]==1){
            sol.push_back({curr,ss,x-1,y+1});
        }else{
            sol.push_back({curr,ss,x+1,y+1});
        }

        br+=2;
        dfss2(x,y+2);
    }
}
 
int construct_roads(vector<int> X,vector<int> Y){
    n=int(X.size());
    x.resize(n); y.resize(n);
 
    for(int i=0;i<n;i++){
        dsu[i]=i; sz[i]=1;
        x[i]=X[i]; y[i]=Y[i];
        mp[x[i]*300000+y[i]]=i+1;
    }

    br=0;
    dfss(x[0],y[0]);
 
    if(br!=2*n-2)return 0;
 
    for(int i=0;i<ors.size();i++){
        v[op(ors[i].first)].push_back(ors[i].second);
        r[ors[i].second].push_back(op(ors[i].first));
 
        v[op(ors[i].second)].push_back(ors[i].first);
        r[ors[i].first].push_back(op(ors[i].second));
    }
 
    for(int i=0;i<800000;i++){
        if(!li[i])dfs(i);
    }
    for(int i=0;i<800000;i++)li[i]=false;
    while(!st.empty()){
        if(!li[st.top()]){
            k++; scc(st.top());
        }
        st.pop();
    }
 
    for(int i=0;i<br;i++){
        if(comp[i]==comp[op(i)])return 0;
        if(comp[i]<comp[op(i)])ans[i]=0;
        else ans[i]=1;
    }
 
    for(int i=0;i<n;i++){
        dsu[i]=i; sz[i]=1;
    }
 
    br=0;
    dfss2(x[0],y[0]);
    
    for(int i=0;i<sol.size();i++){
        A.push_back(sol[i].from);
        B.push_back(sol[i].to);
        C.push_back(sol[i].a);
        D.push_back(sol[i].b);
    }
 
    build(A,B,C,D);
    return 1;
}
 
/*
int main(){
    cout<<construct_roads({2,2,2,2,4,4,4,4,6,6,6,6,8,8,8,8}, {2,4,6,8,2,4,6,8,2,4,6,8,2,4,6,8});
}
*/

Compilation message

parks.cpp: In function 'void add(long long int, long long int, int)':
parks.cpp:29:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for(int i=0;i<bro[x*300000+y].size();i++){
      |                 ~^~~~~~~~~~~~~~~~~~~~~~~
parks.cpp: In function 'void dfs(int)':
parks.cpp:37:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |     for(int i=0;i<v[x].size();i++){
      |                 ~^~~~~~~~~~~~
parks.cpp: In function 'void scc(int)':
parks.cpp:47:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |     for(int i=0;i<r[x].size();i++){
      |                 ~^~~~~~~~~~~~
parks.cpp: In function 'void dfss2(long long int, long long int)':
parks.cpp:127:37: warning: narrowing conversion of '(x - 1)' from 'long long int' to 'int' [-Wnarrowing]
  127 |             sol.push_back({curr,ss,x-1,y-1});
      |                                    ~^~
parks.cpp:127:41: warning: narrowing conversion of '(y - 1)' from 'long long int' to 'int' [-Wnarrowing]
  127 |             sol.push_back({curr,ss,x-1,y-1});
      |                                        ~^~
parks.cpp:129:37: warning: narrowing conversion of '(x - 1)' from 'long long int' to 'int' [-Wnarrowing]
  129 |             sol.push_back({curr,ss,x-1,y+1});
      |                                    ~^~
parks.cpp:129:41: warning: narrowing conversion of '(y + 1)' from 'long long int' to 'int' [-Wnarrowing]
  129 |             sol.push_back({curr,ss,x-1,y+1});
      |                                        ~^~
parks.cpp:141:37: warning: narrowing conversion of '(x + 1)' from 'long long int' to 'int' [-Wnarrowing]
  141 |             sol.push_back({curr,ss,x+1,y-1});
      |                                    ~^~
parks.cpp:141:41: warning: narrowing conversion of '(y - 1)' from 'long long int' to 'int' [-Wnarrowing]
  141 |             sol.push_back({curr,ss,x+1,y-1});
      |                                        ~^~
parks.cpp:143:37: warning: narrowing conversion of '(x + 1)' from 'long long int' to 'int' [-Wnarrowing]
  143 |             sol.push_back({curr,ss,x+1,y+1});
      |                                    ~^~
parks.cpp:143:41: warning: narrowing conversion of '(y + 1)' from 'long long int' to 'int' [-Wnarrowing]
  143 |             sol.push_back({curr,ss,x+1,y+1});
      |                                        ~^~
parks.cpp:155:37: warning: narrowing conversion of '(x - 1)' from 'long long int' to 'int' [-Wnarrowing]
  155 |             sol.push_back({curr,ss,x-1,y-1});
      |                                    ~^~
parks.cpp:155:41: warning: narrowing conversion of '(y - 1)' from 'long long int' to 'int' [-Wnarrowing]
  155 |             sol.push_back({curr,ss,x-1,y-1});
      |                                        ~^~
parks.cpp:157:37: warning: narrowing conversion of '(x + 1)' from 'long long int' to 'int' [-Wnarrowing]
  157 |             sol.push_back({curr,ss,x+1,y-1});
      |                                    ~^~
parks.cpp:157:41: warning: narrowing conversion of '(y - 1)' from 'long long int' to 'int' [-Wnarrowing]
  157 |             sol.push_back({curr,ss,x+1,y-1});
      |                                        ~^~
parks.cpp:169:37: warning: narrowing conversion of '(x - 1)' from 'long long int' to 'int' [-Wnarrowing]
  169 |             sol.push_back({curr,ss,x-1,y+1});
      |                                    ~^~
parks.cpp:169:41: warning: narrowing conversion of '(y + 1)' from 'long long int' to 'int' [-Wnarrowing]
  169 |             sol.push_back({curr,ss,x-1,y+1});
      |                                        ~^~
parks.cpp:171:37: warning: narrowing conversion of '(x + 1)' from 'long long int' to 'int' [-Wnarrowing]
  171 |             sol.push_back({curr,ss,x+1,y+1});
      |                                    ~^~
parks.cpp:171:41: warning: narrowing conversion of '(y + 1)' from 'long long int' to 'int' [-Wnarrowing]
  171 |             sol.push_back({curr,ss,x+1,y+1});
      |                                        ~^~
parks.cpp: In function 'int construct_roads(std::vector<int>, std::vector<int>)':
parks.cpp:194:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  194 |     for(int i=0;i<ors.size();i++){
      |                 ~^~~~~~~~~~~
parks.cpp:226:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bench>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  226 |     for(int i=0;i<sol.size();i++){
      |                 ~^~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 45012 KB Output is correct
2 Correct 28 ms 45020 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 27 ms 45084 KB Output is correct
5 Correct 28 ms 44972 KB Output is correct
6 Correct 17 ms 37812 KB Output is correct
7 Correct 20 ms 37848 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 207 ms 99992 KB Output is correct
10 Correct 37 ms 50012 KB Output is correct
11 Correct 84 ms 72432 KB Output is correct
12 Correct 49 ms 52756 KB Output is correct
13 Correct 39 ms 49848 KB Output is correct
14 Correct 19 ms 38100 KB Output is correct
15 Correct 18 ms 38212 KB Output is correct
16 Correct 217 ms 106884 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 45012 KB Output is correct
2 Correct 28 ms 45020 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 27 ms 45084 KB Output is correct
5 Correct 28 ms 44972 KB Output is correct
6 Correct 17 ms 37812 KB Output is correct
7 Correct 20 ms 37848 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 207 ms 99992 KB Output is correct
10 Correct 37 ms 50012 KB Output is correct
11 Correct 84 ms 72432 KB Output is correct
12 Correct 49 ms 52756 KB Output is correct
13 Correct 39 ms 49848 KB Output is correct
14 Correct 19 ms 38100 KB Output is correct
15 Correct 18 ms 38212 KB Output is correct
16 Correct 217 ms 106884 KB Output is correct
17 Correct 27 ms 45032 KB Output is correct
18 Correct 27 ms 44968 KB Output is correct
19 Correct 27 ms 44964 KB Output is correct
20 Correct 28 ms 44972 KB Output is correct
21 Correct 18 ms 37836 KB Output is correct
22 Correct 27 ms 45012 KB Output is correct
23 Correct 632 ms 181008 KB Output is correct
24 Correct 32 ms 45048 KB Output is correct
25 Correct 36 ms 45732 KB Output is correct
26 Correct 21 ms 38356 KB Output is correct
27 Correct 20 ms 38320 KB Output is correct
28 Correct 170 ms 97500 KB Output is correct
29 Correct 265 ms 114280 KB Output is correct
30 Correct 358 ms 140152 KB Output is correct
31 Correct 581 ms 178024 KB Output is correct
32 Correct 28 ms 45012 KB Output is correct
33 Correct 28 ms 44976 KB Output is correct
34 Correct 28 ms 45012 KB Output is correct
35 Correct 18 ms 37844 KB Output is correct
36 Correct 18 ms 37796 KB Output is correct
37 Correct 28 ms 45000 KB Output is correct
38 Correct 28 ms 45016 KB Output is correct
39 Correct 28 ms 45012 KB Output is correct
40 Correct 42 ms 45064 KB Output is correct
41 Correct 21 ms 37824 KB Output is correct
42 Correct 28 ms 44980 KB Output is correct
43 Correct 19 ms 38356 KB Output is correct
44 Correct 20 ms 38208 KB Output is correct
45 Correct 208 ms 108580 KB Output is correct
46 Correct 361 ms 139968 KB Output is correct
47 Correct 355 ms 138884 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 45012 KB Output is correct
2 Correct 28 ms 45020 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 27 ms 45084 KB Output is correct
5 Correct 28 ms 44972 KB Output is correct
6 Correct 17 ms 37812 KB Output is correct
7 Correct 20 ms 37848 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 207 ms 99992 KB Output is correct
10 Correct 37 ms 50012 KB Output is correct
11 Correct 84 ms 72432 KB Output is correct
12 Correct 49 ms 52756 KB Output is correct
13 Correct 39 ms 49848 KB Output is correct
14 Correct 19 ms 38100 KB Output is correct
15 Correct 18 ms 38212 KB Output is correct
16 Correct 217 ms 106884 KB Output is correct
17 Correct 27 ms 45032 KB Output is correct
18 Correct 27 ms 44968 KB Output is correct
19 Correct 27 ms 44964 KB Output is correct
20 Correct 28 ms 44972 KB Output is correct
21 Correct 18 ms 37836 KB Output is correct
22 Correct 27 ms 45012 KB Output is correct
23 Correct 632 ms 181008 KB Output is correct
24 Correct 32 ms 45048 KB Output is correct
25 Correct 36 ms 45732 KB Output is correct
26 Correct 21 ms 38356 KB Output is correct
27 Correct 20 ms 38320 KB Output is correct
28 Correct 170 ms 97500 KB Output is correct
29 Correct 265 ms 114280 KB Output is correct
30 Correct 358 ms 140152 KB Output is correct
31 Correct 581 ms 178024 KB Output is correct
32 Correct 28 ms 45012 KB Output is correct
33 Correct 28 ms 44976 KB Output is correct
34 Correct 28 ms 45012 KB Output is correct
35 Correct 18 ms 37844 KB Output is correct
36 Correct 18 ms 37796 KB Output is correct
37 Correct 28 ms 45000 KB Output is correct
38 Correct 28 ms 45016 KB Output is correct
39 Correct 28 ms 45012 KB Output is correct
40 Correct 42 ms 45064 KB Output is correct
41 Correct 21 ms 37824 KB Output is correct
42 Correct 28 ms 44980 KB Output is correct
43 Correct 19 ms 38356 KB Output is correct
44 Correct 20 ms 38208 KB Output is correct
45 Correct 208 ms 108580 KB Output is correct
46 Correct 361 ms 139968 KB Output is correct
47 Correct 355 ms 138884 KB Output is correct
48 Correct 28 ms 45012 KB Output is correct
49 Correct 33 ms 45000 KB Output is correct
50 Correct 28 ms 45012 KB Output is correct
51 Correct 29 ms 45048 KB Output is correct
52 Correct 28 ms 45012 KB Output is correct
53 Correct 29 ms 45084 KB Output is correct
54 Correct 28 ms 45004 KB Output is correct
55 Correct 543 ms 172352 KB Output is correct
56 Correct 28 ms 45008 KB Output is correct
57 Correct 34 ms 46136 KB Output is correct
58 Correct 41 ms 48660 KB Output is correct
59 Correct 25 ms 39168 KB Output is correct
60 Correct 224 ms 105132 KB Output is correct
61 Correct 341 ms 134992 KB Output is correct
62 Correct 404 ms 150340 KB Output is correct
63 Correct 521 ms 164184 KB Output is correct
64 Correct 20 ms 37852 KB Output is correct
65 Correct 28 ms 45012 KB Output is correct
66 Correct 18 ms 37844 KB Output is correct
67 Correct 502 ms 169252 KB Output is correct
68 Correct 491 ms 160756 KB Output is correct
69 Correct 464 ms 163588 KB Output is correct
70 Correct 19 ms 38612 KB Output is correct
71 Correct 21 ms 38996 KB Output is correct
72 Correct 216 ms 102436 KB Output is correct
73 Correct 337 ms 129200 KB Output is correct
74 Correct 518 ms 163892 KB Output is correct
75 Correct 488 ms 166516 KB Output is correct
76 Correct 468 ms 169324 KB Output is correct
77 Correct 21 ms 38740 KB Output is correct
78 Correct 21 ms 39508 KB Output is correct
79 Correct 253 ms 106152 KB Output is correct
80 Correct 400 ms 139612 KB Output is correct
81 Correct 496 ms 161788 KB Output is correct

Subtask #4
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 45012 KB Output is correct
2 Correct 28 ms 45020 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 27 ms 45084 KB Output is correct
5 Correct 28 ms 44972 KB Output is correct
6 Correct 17 ms 37812 KB Output is correct
7 Correct 20 ms 37848 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 207 ms 99992 KB Output is correct
10 Correct 37 ms 50012 KB Output is correct
11 Correct 84 ms 72432 KB Output is correct
12 Correct 49 ms 52756 KB Output is correct
13 Correct 39 ms 49848 KB Output is correct
14 Correct 19 ms 38100 KB Output is correct
15 Correct 18 ms 38212 KB Output is correct
16 Correct 217 ms 106884 KB Output is correct
17 Correct 28 ms 45044 KB Output is correct
18 Correct 28 ms 45040 KB Output is correct
19 Correct 18 ms 37804 KB Output is correct
20 Correct 478 ms 177912 KB Output is correct
21 Correct 527 ms 176020 KB Output is correct
22 Correct 507 ms 172472 KB Output is correct
23 Correct 471 ms 154196 KB Output is correct
24 Correct 86 ms 54956 KB Output is correct
25 Correct 70 ms 54924 KB Output is correct
26 Correct 69 ms 54940 KB Output is correct
27 Correct 523 ms 150676 KB Output is correct
28 Correct 528 ms 150636 KB Output is correct
29 Correct 464 ms 150740 KB Output is correct
30 Correct 428 ms 150664 KB Output is correct
31 Correct 29 ms 45028 KB Output is correct
32 Correct 61 ms 52772 KB Output is correct
33 Correct 43 ms 46332 KB Output is correct
34 Correct 504 ms 174812 KB Output is correct
35 Correct 23 ms 39492 KB Output is correct
36 Correct 36 ms 43500 KB Output is correct
37 Correct 53 ms 47824 KB Output is correct
38 Correct 176 ms 87076 KB Output is correct
39 Correct 243 ms 103520 KB Output is correct
40 Correct 325 ms 120080 KB Output is correct
41 Correct 453 ms 137020 KB Output is correct
42 Correct 553 ms 152688 KB Output is correct
43 Correct 29 ms 45012 KB Output is correct
44 Correct 28 ms 45012 KB Output is correct
45 Correct 29 ms 45004 KB Output is correct
46 Correct 19 ms 37768 KB Output is correct
47 Correct 19 ms 37836 KB Output is correct
48 Correct 29 ms 44980 KB Output is correct
49 Correct 30 ms 45004 KB Output is correct
50 Correct 29 ms 45004 KB Output is correct
51 Correct 28 ms 45068 KB Output is correct
52 Correct 19 ms 37796 KB Output is correct
53 Correct 28 ms 45004 KB Output is correct
54 Correct 20 ms 38372 KB Output is correct
55 Correct 19 ms 38228 KB Output is correct
56 Correct 223 ms 108516 KB Output is correct
57 Correct 339 ms 139980 KB Output is correct
58 Correct 346 ms 138872 KB Output is correct
59 Correct 19 ms 37844 KB Output is correct
60 Correct 29 ms 45012 KB Output is correct
61 Correct 18 ms 37772 KB Output is correct
62 Correct 596 ms 169324 KB Output is correct
63 Correct 479 ms 160708 KB Output is correct
64 Correct 527 ms 163628 KB Output is correct
65 Correct 20 ms 38612 KB Output is correct
66 Correct 20 ms 39012 KB Output is correct
67 Correct 204 ms 102412 KB Output is correct
68 Correct 334 ms 129152 KB Output is correct
69 Correct 512 ms 163992 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 45012 KB Output is correct
2 Correct 28 ms 45020 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 27 ms 45084 KB Output is correct
5 Correct 28 ms 44972 KB Output is correct
6 Correct 17 ms 37812 KB Output is correct
7 Correct 20 ms 37848 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 207 ms 99992 KB Output is correct
10 Correct 37 ms 50012 KB Output is correct
11 Correct 84 ms 72432 KB Output is correct
12 Correct 49 ms 52756 KB Output is correct
13 Correct 39 ms 49848 KB Output is correct
14 Correct 19 ms 38100 KB Output is correct
15 Correct 18 ms 38212 KB Output is correct
16 Correct 217 ms 106884 KB Output is correct
17 Correct 649 ms 180668 KB Output is correct
18 Correct 703 ms 177724 KB Output is correct
19 Correct 628 ms 182772 KB Output is correct
20 Correct 510 ms 163612 KB Output is correct
21 Correct 557 ms 151124 KB Output is correct
22 Correct 29 ms 45012 KB Output is correct
23 Correct 87 ms 60956 KB Output is correct
24 Correct 29 ms 41672 KB Output is correct
25 Correct 42 ms 45488 KB Output is correct
26 Correct 59 ms 49940 KB Output is correct
27 Correct 211 ms 101276 KB Output is correct
28 Correct 326 ms 116868 KB Output is correct
29 Correct 411 ms 133404 KB Output is correct
30 Correct 548 ms 147480 KB Output is correct
31 Correct 590 ms 161940 KB Output is correct
32 Correct 511 ms 166336 KB Output is correct
33 Correct 510 ms 169320 KB Output is correct
34 Correct 21 ms 38740 KB Output is correct
35 Correct 22 ms 39508 KB Output is correct
36 Correct 219 ms 106148 KB Output is correct
37 Correct 370 ms 139576 KB Output is correct
38 Correct 545 ms 161812 KB Output is correct

Subtask #6
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 26 ms 45012 KB Output is correct
2 Correct 28 ms 45020 KB Output is correct
3 Correct 18 ms 37844 KB Output is correct
4 Correct 27 ms 45084 KB Output is correct
5 Correct 28 ms 44972 KB Output is correct
6 Correct 17 ms 37812 KB Output is correct
7 Correct 20 ms 37848 KB Output is correct
8 Correct 18 ms 37844 KB Output is correct
9 Correct 207 ms 99992 KB Output is correct
10 Correct 37 ms 50012 KB Output is correct
11 Correct 84 ms 72432 KB Output is correct
12 Correct 49 ms 52756 KB Output is correct
13 Correct 39 ms 49848 KB Output is correct
14 Correct 19 ms 38100 KB Output is correct
15 Correct 18 ms 38212 KB Output is correct
16 Correct 217 ms 106884 KB Output is correct
17 Correct 27 ms 45032 KB Output is correct
18 Correct 27 ms 44968 KB Output is correct
19 Correct 27 ms 44964 KB Output is correct
20 Correct 28 ms 44972 KB Output is correct
21 Correct 18 ms 37836 KB Output is correct
22 Correct 27 ms 45012 KB Output is correct
23 Correct 632 ms 181008 KB Output is correct
24 Correct 32 ms 45048 KB Output is correct
25 Correct 36 ms 45732 KB Output is correct
26 Correct 21 ms 38356 KB Output is correct
27 Correct 20 ms 38320 KB Output is correct
28 Correct 170 ms 97500 KB Output is correct
29 Correct 265 ms 114280 KB Output is correct
30 Correct 358 ms 140152 KB Output is correct
31 Correct 581 ms 178024 KB Output is correct
32 Correct 28 ms 45012 KB Output is correct
33 Correct 28 ms 44976 KB Output is correct
34 Correct 28 ms 45012 KB Output is correct
35 Correct 18 ms 37844 KB Output is correct
36 Correct 18 ms 37796 KB Output is correct
37 Correct 28 ms 45000 KB Output is correct
38 Correct 28 ms 45016 KB Output is correct
39 Correct 28 ms 45012 KB Output is correct
40 Correct 42 ms 45064 KB Output is correct
41 Correct 21 ms 37824 KB Output is correct
42 Correct 28 ms 44980 KB Output is correct
43 Correct 19 ms 38356 KB Output is correct
44 Correct 20 ms 38208 KB Output is correct
45 Correct 208 ms 108580 KB Output is correct
46 Correct 361 ms 139968 KB Output is correct
47 Correct 355 ms 138884 KB Output is correct
48 Correct 28 ms 45012 KB Output is correct
49 Correct 33 ms 45000 KB Output is correct
50 Correct 28 ms 45012 KB Output is correct
51 Correct 29 ms 45048 KB Output is correct
52 Correct 28 ms 45012 KB Output is correct
53 Correct 29 ms 45084 KB Output is correct
54 Correct 28 ms 45004 KB Output is correct
55 Correct 543 ms 172352 KB Output is correct
56 Correct 28 ms 45008 KB Output is correct
57 Correct 34 ms 46136 KB Output is correct
58 Correct 41 ms 48660 KB Output is correct
59 Correct 25 ms 39168 KB Output is correct
60 Correct 224 ms 105132 KB Output is correct
61 Correct 341 ms 134992 KB Output is correct
62 Correct 404 ms 150340 KB Output is correct
63 Correct 521 ms 164184 KB Output is correct
64 Correct 20 ms 37852 KB Output is correct
65 Correct 28 ms 45012 KB Output is correct
66 Correct 18 ms 37844 KB Output is correct
67 Correct 502 ms 169252 KB Output is correct
68 Correct 491 ms 160756 KB Output is correct
69 Correct 464 ms 163588 KB Output is correct
70 Correct 19 ms 38612 KB Output is correct
71 Correct 21 ms 38996 KB Output is correct
72 Correct 216 ms 102436 KB Output is correct
73 Correct 337 ms 129200 KB Output is correct
74 Correct 518 ms 163892 KB Output is correct
75 Correct 488 ms 166516 KB Output is correct
76 Correct 468 ms 169324 KB Output is correct
77 Correct 21 ms 38740 KB Output is correct
78 Correct 21 ms 39508 KB Output is correct
79 Correct 253 ms 106152 KB Output is correct
80 Correct 400 ms 139612 KB Output is correct
81 Correct 496 ms 161788 KB Output is correct
82 Correct 28 ms 45044 KB Output is correct
83 Correct 28 ms 45040 KB Output is correct
84 Correct 18 ms 37804 KB Output is correct
85 Correct 478 ms 177912 KB Output is correct
86 Correct 527 ms 176020 KB Output is correct
87 Correct 507 ms 172472 KB Output is correct
88 Correct 471 ms 154196 KB Output is correct
89 Correct 86 ms 54956 KB Output is correct
90 Correct 70 ms 54924 KB Output is correct
91 Correct 69 ms 54940 KB Output is correct
92 Correct 523 ms 150676 KB Output is correct
93 Correct 528 ms 150636 KB Output is correct
94 Correct 464 ms 150740 KB Output is correct
95 Correct 428 ms 150664 KB Output is correct
96 Correct 29 ms 45028 KB Output is correct
97 Correct 61 ms 52772 KB Output is correct
98 Correct 43 ms 46332 KB Output is correct
99 Correct 504 ms 174812 KB Output is correct
100 Correct 23 ms 39492 KB Output is correct
101 Correct 36 ms 43500 KB Output is correct
102 Correct 53 ms 47824 KB Output is correct
103 Correct 176 ms 87076 KB Output is correct
104 Correct 243 ms 103520 KB Output is correct
105 Correct 325 ms 120080 KB Output is correct
106 Correct 453 ms 137020 KB Output is correct
107 Correct 553 ms 152688 KB Output is correct
108 Correct 29 ms 45012 KB Output is correct
109 Correct 28 ms 45012 KB Output is correct
110 Correct 29 ms 45004 KB Output is correct
111 Correct 19 ms 37768 KB Output is correct
112 Correct 19 ms 37836 KB Output is correct
113 Correct 29 ms 44980 KB Output is correct
114 Correct 30 ms 45004 KB Output is correct
115 Correct 29 ms 45004 KB Output is correct
116 Correct 28 ms 45068 KB Output is correct
117 Correct 19 ms 37796 KB Output is correct
118 Correct 28 ms 45004 KB Output is correct
119 Correct 20 ms 38372 KB Output is correct
120 Correct 19 ms 38228 KB Output is correct
121 Correct 223 ms 108516 KB Output is correct
122 Correct 339 ms 139980 KB Output is correct
123 Correct 346 ms 138872 KB Output is correct
124 Correct 19 ms 37844 KB Output is correct
125 Correct 29 ms 45012 KB Output is correct
126 Correct 18 ms 37772 KB Output is correct
127 Correct 596 ms 169324 KB Output is correct
128 Correct 479 ms 160708 KB Output is correct
129 Correct 527 ms 163628 KB Output is correct
130 Correct 20 ms 38612 KB Output is correct
131 Correct 20 ms 39012 KB Output is correct
132 Correct 204 ms 102412 KB Output is correct
133 Correct 334 ms 129152 KB Output is correct
134 Correct 512 ms 163992 KB Output is correct
135 Correct 649 ms 180668 KB Output is correct
136 Correct 703 ms 177724 KB Output is correct
137 Correct 628 ms 182772 KB Output is correct
138 Correct 510 ms 163612 KB Output is correct
139 Correct 557 ms 151124 KB Output is correct
140 Correct 29 ms 45012 KB Output is correct
141 Correct 87 ms 60956 KB Output is correct
142 Correct 29 ms 41672 KB Output is correct
143 Correct 42 ms 45488 KB Output is correct
144 Correct 59 ms 49940 KB Output is correct
145 Correct 211 ms 101276 KB Output is correct
146 Correct 326 ms 116868 KB Output is correct
147 Correct 411 ms 133404 KB Output is correct
148 Correct 548 ms 147480 KB Output is correct
149 Correct 590 ms 161940 KB Output is correct
150 Correct 511 ms 166336 KB Output is correct
151 Correct 510 ms 169320 KB Output is correct
152 Correct 21 ms 38740 KB Output is correct
153 Correct 22 ms 39508 KB Output is correct
154 Correct 219 ms 106148 KB Output is correct
155 Correct 370 ms 139576 KB Output is correct
156 Correct 545 ms 161812 KB Output is correct
157 Correct 27 ms 45012 KB Output is correct
158 Correct 17 ms 37844 KB Output is correct
159 Correct 27 ms 45064 KB Output is correct
160 Correct 28 ms 45084 KB Output is correct
161 Correct 602 ms 169032 KB Output is correct
162 Correct 602 ms 180368 KB Output is correct
163 Correct 508 ms 158740 KB Output is correct
164 Correct 584 ms 159712 KB Output is correct
165 Correct 524 ms 174668 KB Output is correct
166 Correct 544 ms 179236 KB Output is correct
167 Incorrect 101 ms 67316 KB Solution announced impossible, but it is possible.
168 Halted 0 ms 0 KB -