oj.uz

Submission #225811

# Submission time Handle Problem Language Result Execution time Memory
225811 2020-04-21T18:04:05 Z CaroLinda Building Skyscrapers (CEOI19_skyscrapers) C++14
61 / 100
 3500 ms 180328 KB 
#include <bits/stdc++.h>

#define debug printf
#define all(x) x.begin(),x.end()
#define lp(i,a,b) for(int i = a ; i< b ; i++)
#define ss second
#define ff first
#define ll long long
#define pb push_back
#define pii pair<int,int>
#define mk make_pair

const int MAX = 850100 ;
const int MAXN = 150100 ;
const int inf = 1e9+10 ;

using namespace std ;

int N , T , idx ;
int X[MAX] , Y[MAX] , pai[MAX] , pai_aux[MAXN] ;
int dx[8] = { 1,-1,0,0, 1,-1,1,-1 } , dy[8] = { 0,0,1,-1, -1,1, 1, -1} ;
int dx_cyclic[8] = { -1 , -1 , 0 , 1 , 1 ,1 , 0, -1 } , dy_cyclic[8] = { 0 , -1 , -1 , -1, 0 , 1 , 1 ,1  } ;
pii id[MAX] ;
bool is_full[MAX] , reachable[MAX] , checked[MAX] , freq[MAX] ;
map< pii , int > mp ;
set<int> s ;
vector<int> ans , fila , fila2 ;
vector<int> componente[MAX] , adj[MAX] , adj_cyclic[MAX] ;
set<int>::iterator it ;

// ------------------------------------------------

int get_code(int x, int y)
{

    if( mp.find( mk(x,y) ) == mp.end() ) return 0 ;
    return mp.find( mk(x,y) )->ss ;

}

int find(int x)
{
    if( x == pai[x] ) return x ;
    return pai[x] = find( pai[x] ) ;
}


bool identify_articulation(int name)
{
    int j = -1 ;

    lp(i,0,8)
        if( is_full[ adj_cyclic[name][i] ] ) { j = i ; break ; }

    if( j == -1 ) return false ;

    int beg = -1, en = beg , times = 0 ;
    bool resp = false;

    for(int i = (j+1)%8 ; true ; i = (i+1)%8 )
    {

        if( i == ((j+1)%8) && times == 1 ) break ;
        else if( i == ((j+1)%8) && times == 0 ) times ++ ;

        int c = adj_cyclic[name][i] ;

        if( is_full[c] )
        {

            if( beg == -1 ) continue ;
            if( beg % 2 == 1 && en == beg )  { beg = -1 ; continue ; }

            if( freq[ find( adj_cyclic[name][beg]) ] ) resp = true ;
            else freq[ find( adj_cyclic[name][beg]) ] = true ;

            beg = -1 ;
            continue ;
        }

        if( beg == -1 ) beg = en = i ;
        else en = i ;

    }

    lp(i,0,8)
        freq[ find( adj_cyclic[name][i]) ] = false ;

    return resp ;

}

bool identify_infinity(int name)
{
    lp(i,0,4)
    {
        int c = adj[name][i] ;
        if(c != 0 && reachable[ find(c) ]) return true ;
    }

    return false ;

}
bool check(int i) { return ( !identify_articulation(i) )&identify_infinity(i) ; }

inline void to_change(int name)
{

    for(int i = 0 ; i < 8 ; i++ )
    {

        int c = adj[name][i] ;

        if( c == 0 || !is_full[c] ) continue ;

        fila2.pb( c ) ;

    }

}

bool join(int a, int b, bool ok )
{

    a = find(a) ;
    b = find(b) ;

    if(a==b) return false ;

    if( componente[a].size() > componente[b].size() ) swap( a , b  );

    pai[a] = b ;
    if( !reachable[b] && reachable[a] )
    {

        reachable[b] = true ;
        if(ok) for(int i : componente[b] ) fila.pb(i) ;
    }

    for( int i : componente[a] )
    {
        componente[b].pb(i) ;
        if( ok ) fila.pb(i) ;
    }
    componente[a].clear() ;


    return true ;

}

int find_aux(int x)
{
    if( x == pai_aux[x] ) return x ;
    return pai_aux[x] = find_aux( pai_aux[x] ) ;
}
inline void join_aux(int a, int b)
{
    a = find_aux(a) ;
    b = find_aux(b) ;

    if( rand() % 2 ) swap(a,b) ;

    pai_aux[a] = b ;

}

int main()
{
    scanf("%d%d", &N , &T ) ;
    lp(i,1,N+1)
    {
        scanf("%d%d", &X[i] , &Y[i]) ;
        mp.insert( mk( mk( X[i] , Y[i] ) , i ) ) ;
        is_full[i] = true ;
        pai_aux[i] = i ;
    }

    idx = N ;

    lp(i,1,N+1)
    {
        for(int j = 0 ; j < 8 ; j++ )
        {

            int nx = dx[j] + X[i] ;
            int ny = dy[j] + Y[i] ;

            if( mp.find( mk(nx,ny) ) == mp.end() ) mp.insert( mk( mk(nx,ny) , ++idx ) ) ;

            if( is_full[ get_code(nx,ny) ] ) join_aux( i , get_code(nx,ny) ) ;

        }
    }

    lp(i,2,N+1)
        if( find_aux(i) != find_aux(1) ) {  printf("NO\n") ; return 0 ; }

    for(auto p : mp )
    {
        X[p.ss] = p.ff.ff ;
        Y[p.ss] = p.ff.ss ;
        pai[ p.ss ] = p.ss ;
        componente[p.ss].pb( p.ss ) ;

        for(int j = 0 , nx , ny , c ; j < 8 ; j++ )
        {

            nx = p.ff.ff + dx[j] ;
            ny = p.ff.ss + dy[j] ;
            c = get_code(nx,ny) ;

            adj[p.ss].pb(c) ;

            nx = p.ff.ff + dx_cyclic[j] ;
            ny = p.ff.ss + dy_cyclic[j] ;
            c = get_code(nx,ny) ;

            adj_cyclic[p.ss].pb( c ) ;

        }

    }

    int id = -1 , mn = inf ;

    for(auto p : mp )
        if( p.ff.ff < mn ) mn = p.ff.ff , id = p.ss ;
    reachable[id] = true ;

    for(auto p : mp )
    {

        if( is_full[p.ss] ) continue ;

        lp(i,0,4)
            if( adj[p.ss][i] != 0 && !is_full[ adj[p.ss][i] ] )
                join( p.ss , adj[p.ss][i] , false ) ;

    }


    lp(i,1,N+1)
        if( check(i) )
        {
            s.insert(i) ;
            checked[i] = true ;
        }

    while( s.size() > 0 )
    {
        it = prev( s.end() ) ;

        int best_id = *it ;
        s.erase(it) ;

        ans.pb( best_id ) ;
        is_full[best_id] = false ;
        fila.pb(best_id) ;

        lp(i,0,4)
            if( !is_full[ adj[best_id][i] ] )
                join( adj[best_id][i] , best_id , true ) ;

        for(int i : fila ) to_change(i) ;
        fila.clear() ;

        for(int i : fila2 )
        {
            if( freq[i] ) continue ;

            freq[i] = true ;

            bool val = check(i) ;

            if( val && !checked[i] )
            {
                s.insert(i) ;
                checked[i] = true ;
            }
            else if( !val && checked[i] )
            {
                s.erase( s.find(i) ) ;
                checked[i] = false ;
            }

        }

        for(int i : fila2 ) freq[i] = false ;

        fila2.clear() ;

    }

    printf("YES\n") ;
    reverse(all(ans)) ;
    for(int i : ans ) printf("%d\n" , i ) ;

}

Compilation message

skyscrapers.cpp: In function 'int main()':
skyscrapers.cpp:170:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &N , &T ) ;
     ~~~~~^~~~~~~~~~~~~~~~~~
skyscrapers.cpp:173:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d", &X[i] , &Y[i]) ;
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 60288 KB ans=YES N=1
2 Correct 40 ms 60280 KB ans=YES N=4
3 Correct 39 ms 60280 KB ans=NO N=4
4 Correct 38 ms 60288 KB ans=YES N=5
5 Correct 41 ms 60288 KB ans=YES N=9
6 Correct 39 ms 60288 KB ans=YES N=5
7 Correct 39 ms 60280 KB ans=NO N=9
8 Correct 40 ms 60280 KB ans=NO N=10
9 Correct 46 ms 60280 KB ans=YES N=10
10 Correct 40 ms 60288 KB ans=YES N=10
11 Correct 40 ms 60288 KB ans=YES N=10
12 Correct 40 ms 60280 KB ans=YES N=9
13 Correct 39 ms 60280 KB ans=YES N=9
14 Correct 39 ms 60280 KB ans=YES N=8
15 Correct 39 ms 60416 KB ans=YES N=8
16 Correct 38 ms 60288 KB ans=NO N=2

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 60288 KB ans=YES N=1
2 Correct 40 ms 60280 KB ans=YES N=4
3 Correct 39 ms 60280 KB ans=NO N=4
4 Correct 38 ms 60288 KB ans=YES N=5
5 Correct 41 ms 60288 KB ans=YES N=9
6 Correct 39 ms 60288 KB ans=YES N=5
7 Correct 39 ms 60280 KB ans=NO N=9
8 Correct 40 ms 60280 KB ans=NO N=10
9 Correct 46 ms 60280 KB ans=YES N=10
10 Correct 40 ms 60288 KB ans=YES N=10
11 Correct 40 ms 60288 KB ans=YES N=10
12 Correct 40 ms 60280 KB ans=YES N=9
13 Correct 39 ms 60280 KB ans=YES N=9
14 Correct 39 ms 60280 KB ans=YES N=8
15 Correct 39 ms 60416 KB ans=YES N=8
16 Correct 38 ms 60288 KB ans=NO N=2
17 Correct 40 ms 60244 KB ans=YES N=17
18 Correct 39 ms 60288 KB ans=YES N=25
19 Correct 39 ms 60280 KB ans=YES N=100
20 Correct 41 ms 60280 KB ans=YES N=185
21 Correct 40 ms 60288 KB ans=NO N=174
22 Correct 40 ms 60280 KB ans=YES N=90
23 Correct 39 ms 60280 KB ans=YES N=63
24 Correct 39 ms 60288 KB ans=YES N=87
25 Correct 42 ms 60416 KB ans=YES N=183
26 Correct 40 ms 60408 KB ans=YES N=188
27 Correct 41 ms 60288 KB ans=YES N=183
28 Correct 41 ms 60280 KB ans=YES N=189
29 Correct 40 ms 60288 KB ans=YES N=200
30 Correct 40 ms 60408 KB ans=YES N=190
31 Correct 40 ms 60288 KB ans=YES N=187
32 Correct 41 ms 60408 KB ans=YES N=187
33 Correct 41 ms 60408 KB ans=YES N=182
34 Correct 47 ms 60416 KB ans=YES N=184
35 Correct 40 ms 60408 KB ans=YES N=188
36 Correct 41 ms 60412 KB ans=YES N=181
37 Correct 40 ms 60408 KB ans=YES N=188
38 Correct 41 ms 60416 KB ans=YES N=191
39 Correct 39 ms 60412 KB ans=YES N=196
40 Correct 57 ms 60408 KB ans=YES N=196
41 Correct 41 ms 60408 KB ans=YES N=196
42 Correct 40 ms 60408 KB ans=YES N=196
43 Correct 41 ms 60408 KB ans=YES N=195

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 60288 KB ans=YES N=1
2 Correct 40 ms 60280 KB ans=YES N=4
3 Correct 39 ms 60280 KB ans=NO N=4
4 Correct 38 ms 60288 KB ans=YES N=5
5 Correct 41 ms 60288 KB ans=YES N=9
6 Correct 39 ms 60288 KB ans=YES N=5
7 Correct 39 ms 60280 KB ans=NO N=9
8 Correct 40 ms 60280 KB ans=NO N=10
9 Correct 46 ms 60280 KB ans=YES N=10
10 Correct 40 ms 60288 KB ans=YES N=10
11 Correct 40 ms 60288 KB ans=YES N=10
12 Correct 40 ms 60280 KB ans=YES N=9
13 Correct 39 ms 60280 KB ans=YES N=9
14 Correct 39 ms 60280 KB ans=YES N=8
15 Correct 39 ms 60416 KB ans=YES N=8
16 Correct 38 ms 60288 KB ans=NO N=2
17 Correct 40 ms 60244 KB ans=YES N=17
18 Correct 39 ms 60288 KB ans=YES N=25
19 Correct 39 ms 60280 KB ans=YES N=100
20 Correct 41 ms 60280 KB ans=YES N=185
21 Correct 40 ms 60288 KB ans=NO N=174
22 Correct 40 ms 60280 KB ans=YES N=90
23 Correct 39 ms 60280 KB ans=YES N=63
24 Correct 39 ms 60288 KB ans=YES N=87
25 Correct 42 ms 60416 KB ans=YES N=183
26 Correct 40 ms 60408 KB ans=YES N=188
27 Correct 41 ms 60288 KB ans=YES N=183
28 Correct 41 ms 60280 KB ans=YES N=189
29 Correct 40 ms 60288 KB ans=YES N=200
30 Correct 40 ms 60408 KB ans=YES N=190
31 Correct 40 ms 60288 KB ans=YES N=187
32 Correct 41 ms 60408 KB ans=YES N=187
33 Correct 41 ms 60408 KB ans=YES N=182
34 Correct 47 ms 60416 KB ans=YES N=184
35 Correct 40 ms 60408 KB ans=YES N=188
36 Correct 41 ms 60412 KB ans=YES N=181
37 Correct 40 ms 60408 KB ans=YES N=188
38 Correct 41 ms 60416 KB ans=YES N=191
39 Correct 39 ms 60412 KB ans=YES N=196
40 Correct 57 ms 60408 KB ans=YES N=196
41 Correct 41 ms 60408 KB ans=YES N=196
42 Correct 40 ms 60408 KB ans=YES N=196
43 Correct 41 ms 60408 KB ans=YES N=195
44 Correct 48 ms 61304 KB ans=NO N=1934
45 Correct 45 ms 60664 KB ans=NO N=1965
46 Correct 53 ms 60792 KB ans=YES N=1824
47 Correct 54 ms 60796 KB ans=YES N=1981
48 Correct 55 ms 60792 KB ans=YES N=1814
49 Correct 54 ms 60920 KB ans=YES N=1854
50 Correct 54 ms 60792 KB ans=YES N=1831
51 Correct 55 ms 60792 KB ans=YES N=2000
52 Correct 56 ms 61048 KB ans=YES N=1847
53 Correct 57 ms 61176 KB ans=YES N=1819
54 Correct 54 ms 60792 KB ans=YES N=1986
55 Correct 62 ms 61560 KB ans=YES N=2000
56 Correct 63 ms 61688 KB ans=YES N=1834
57 Correct 62 ms 61560 KB ans=YES N=1860
58 Correct 63 ms 61688 KB ans=YES N=1898
59 Correct 60 ms 61432 KB ans=YES N=1832
60 Correct 66 ms 61944 KB ans=YES N=1929
61 Correct 56 ms 60920 KB ans=YES N=1919
62 Correct 62 ms 61560 KB ans=YES N=1882
63 Correct 66 ms 61944 KB ans=YES N=1922
64 Correct 55 ms 61048 KB ans=YES N=1989
65 Correct 58 ms 61304 KB ans=YES N=1978
66 Correct 57 ms 61432 KB ans=YES N=1867
67 Correct 61 ms 61304 KB ans=YES N=1942

Subtask #4
17.0 / 17.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 61312 KB ans=NO N=1934
2 Correct 47 ms 60672 KB ans=NO N=1965
3 Correct 53 ms 60792 KB ans=YES N=1824
4 Correct 56 ms 60792 KB ans=YES N=1981
5 Correct 53 ms 60792 KB ans=YES N=1814
6 Correct 54 ms 60920 KB ans=YES N=1854
7 Correct 55 ms 60792 KB ans=YES N=1831
8 Correct 55 ms 60920 KB ans=YES N=2000
9 Correct 56 ms 61048 KB ans=YES N=1847
10 Correct 58 ms 61176 KB ans=YES N=1819
11 Correct 55 ms 60792 KB ans=YES N=1986
12 Correct 63 ms 61432 KB ans=YES N=2000
13 Correct 62 ms 61688 KB ans=YES N=1834
14 Correct 62 ms 61560 KB ans=YES N=1860
15 Correct 63 ms 61688 KB ans=YES N=1898
16 Correct 60 ms 61560 KB ans=YES N=1832
17 Correct 66 ms 61944 KB ans=YES N=1929
18 Correct 56 ms 60920 KB ans=YES N=1919
19 Correct 61 ms 61432 KB ans=YES N=1882
20 Correct 68 ms 61944 KB ans=YES N=1922
21 Correct 58 ms 61052 KB ans=YES N=1989
22 Correct 57 ms 61312 KB ans=YES N=1978
23 Correct 59 ms 61432 KB ans=YES N=1867

Subtask #5
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 60288 KB ans=YES N=1
2 Correct 40 ms 60280 KB ans=YES N=4
3 Correct 39 ms 60280 KB ans=NO N=4
4 Correct 38 ms 60288 KB ans=YES N=5
5 Correct 41 ms 60288 KB ans=YES N=9
6 Correct 39 ms 60288 KB ans=YES N=5
7 Correct 39 ms 60280 KB ans=NO N=9
8 Correct 40 ms 60280 KB ans=NO N=10
9 Correct 46 ms 60280 KB ans=YES N=10
10 Correct 40 ms 60288 KB ans=YES N=10
11 Correct 40 ms 60288 KB ans=YES N=10
12 Correct 40 ms 60280 KB ans=YES N=9
13 Correct 39 ms 60280 KB ans=YES N=9
14 Correct 39 ms 60280 KB ans=YES N=8
15 Correct 39 ms 60416 KB ans=YES N=8
16 Correct 38 ms 60288 KB ans=NO N=2
17 Correct 40 ms 60244 KB ans=YES N=17
18 Correct 39 ms 60288 KB ans=YES N=25
19 Correct 39 ms 60280 KB ans=YES N=100
20 Correct 41 ms 60280 KB ans=YES N=185
21 Correct 40 ms 60288 KB ans=NO N=174
22 Correct 40 ms 60280 KB ans=YES N=90
23 Correct 39 ms 60280 KB ans=YES N=63
24 Correct 39 ms 60288 KB ans=YES N=87
25 Correct 42 ms 60416 KB ans=YES N=183
26 Correct 40 ms 60408 KB ans=YES N=188
27 Correct 41 ms 60288 KB ans=YES N=183
28 Correct 41 ms 60280 KB ans=YES N=189
29 Correct 40 ms 60288 KB ans=YES N=200
30 Correct 40 ms 60408 KB ans=YES N=190
31 Correct 40 ms 60288 KB ans=YES N=187
32 Correct 41 ms 60408 KB ans=YES N=187
33 Correct 41 ms 60408 KB ans=YES N=182
34 Correct 47 ms 60416 KB ans=YES N=184
35 Correct 40 ms 60408 KB ans=YES N=188
36 Correct 41 ms 60412 KB ans=YES N=181
37 Correct 40 ms 60408 KB ans=YES N=188
38 Correct 41 ms 60416 KB ans=YES N=191
39 Correct 39 ms 60412 KB ans=YES N=196
40 Correct 57 ms 60408 KB ans=YES N=196
41 Correct 41 ms 60408 KB ans=YES N=196
42 Correct 40 ms 60408 KB ans=YES N=196
43 Correct 41 ms 60408 KB ans=YES N=195
44 Correct 48 ms 61304 KB ans=NO N=1934
45 Correct 45 ms 60664 KB ans=NO N=1965
46 Correct 53 ms 60792 KB ans=YES N=1824
47 Correct 54 ms 60796 KB ans=YES N=1981
48 Correct 55 ms 60792 KB ans=YES N=1814
49 Correct 54 ms 60920 KB ans=YES N=1854
50 Correct 54 ms 60792 KB ans=YES N=1831
51 Correct 55 ms 60792 KB ans=YES N=2000
52 Correct 56 ms 61048 KB ans=YES N=1847
53 Correct 57 ms 61176 KB ans=YES N=1819
54 Correct 54 ms 60792 KB ans=YES N=1986
55 Correct 62 ms 61560 KB ans=YES N=2000
56 Correct 63 ms 61688 KB ans=YES N=1834
57 Correct 62 ms 61560 KB ans=YES N=1860
58 Correct 63 ms 61688 KB ans=YES N=1898
59 Correct 60 ms 61432 KB ans=YES N=1832
60 Correct 66 ms 61944 KB ans=YES N=1929
61 Correct 56 ms 60920 KB ans=YES N=1919
62 Correct 62 ms 61560 KB ans=YES N=1882
63 Correct 66 ms 61944 KB ans=YES N=1922
64 Correct 55 ms 61048 KB ans=YES N=1989
65 Correct 58 ms 61304 KB ans=YES N=1978
66 Correct 57 ms 61432 KB ans=YES N=1867
67 Correct 61 ms 61304 KB ans=YES N=1942
68 Correct 390 ms 67736 KB ans=NO N=66151
69 Correct 477 ms 89328 KB ans=NO N=64333
70 Correct 821 ms 76856 KB ans=YES N=69316
71 Correct 749 ms 76264 KB ans=YES N=66695
72 Correct 794 ms 76676 KB ans=YES N=68436
73 Correct 800 ms 77288 KB ans=YES N=70000
74 Correct 809 ms 77164 KB ans=YES N=68501
75 Correct 866 ms 78440 KB ans=YES N=70000
76 Correct 887 ms 79784 KB ans=YES N=65009
77 Correct 1205 ms 95496 KB ans=YES N=67007
78 Correct 1296 ms 102888 KB ans=YES N=66357
79 Correct 1367 ms 107964 KB ans=YES N=65430
80 Correct 1392 ms 105708 KB ans=YES N=65790
81 Correct 1333 ms 102380 KB ans=YES N=66020
82 Correct 1272 ms 98184 KB ans=YES N=65809
83 Correct 940 ms 84064 KB ans=YES N=65651
84 Correct 1648 ms 120300 KB ans=YES N=68040
85 Correct 1459 ms 112616 KB ans=YES N=66570
86 Correct 812 ms 78316 KB ans=YES N=65421
87 Correct 877 ms 81004 KB ans=YES N=68351
88 Correct 762 ms 76264 KB ans=YES N=67027
89 Correct 913 ms 90348 KB ans=YES N=68879
90 Correct 894 ms 81256 KB ans=YES N=67256
91 Correct 2025 ms 97696 KB ans=YES N=148315
92 Correct 1155 ms 132088 KB ans=NO N=142745
93 Correct 1000 ms 145916 KB ans=NO N=148443
94 Correct 1917 ms 95408 KB ans=YES N=148328
95 Correct 1943 ms 95564 KB ans=YES N=147855
96 Correct 2001 ms 95712 KB ans=YES N=150000
97 Correct 1886 ms 94700 KB ans=YES N=144725
98 Correct 1955 ms 95708 KB ans=YES N=149445
99 Correct 1947 ms 95064 KB ans=YES N=144455
100 Correct 1912 ms 94728 KB ans=YES N=143487
101 Correct 2011 ms 96380 KB ans=YES N=149688
102 Correct 2913 ms 138084 KB ans=YES N=141481
103 Correct 3445 ms 180328 KB ans=YES N=147430
104 Correct 2410 ms 121968 KB ans=YES N=142247
105 Correct 2914 ms 136380 KB ans=YES N=149941
106 Correct 3414 ms 172364 KB ans=YES N=141635
107 Execution timed out 3581 ms 162020 KB Time limit exceeded
108 Halted 0 ms 0 KB -

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 414 ms 67632 KB ans=NO N=66151
2 Correct 476 ms 89336 KB ans=NO N=64333
3 Correct 800 ms 76820 KB ans=YES N=69316
4 Correct 828 ms 76392 KB ans=YES N=66695
5 Correct 1094 ms 76648 KB ans=YES N=68436
6 Correct 794 ms 77160 KB ans=YES N=70000
7 Correct 788 ms 77160 KB ans=YES N=68501
8 Correct 984 ms 78436 KB ans=YES N=70000
9 Correct 838 ms 79752 KB ans=YES N=65009
10 Correct 1205 ms 95468 KB ans=YES N=67007
11 Correct 1498 ms 102912 KB ans=YES N=66357
12 Correct 1418 ms 107764 KB ans=YES N=65430
13 Correct 1366 ms 105708 KB ans=YES N=65790
14 Correct 1422 ms 102472 KB ans=YES N=66020
15 Correct 1311 ms 98280 KB ans=YES N=65809
16 Correct 985 ms 84160 KB ans=YES N=65651
17 Correct 1684 ms 120172 KB ans=YES N=68040
18 Correct 1454 ms 112624 KB ans=YES N=66570
19 Correct 801 ms 78316 KB ans=YES N=65421
20 Correct 862 ms 81008 KB ans=YES N=68351
21 Correct 750 ms 76196 KB ans=YES N=67027
22 Correct 905 ms 90348 KB ans=YES N=68879
23 Correct 874 ms 81424 KB ans=YES N=67256

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 61312 KB ans=NO N=1934
2 Correct 47 ms 60672 KB ans=NO N=1965
3 Correct 53 ms 60792 KB ans=YES N=1824
4 Correct 56 ms 60792 KB ans=YES N=1981
5 Correct 53 ms 60792 KB ans=YES N=1814
6 Correct 54 ms 60920 KB ans=YES N=1854
7 Correct 55 ms 60792 KB ans=YES N=1831
8 Correct 55 ms 60920 KB ans=YES N=2000
9 Correct 56 ms 61048 KB ans=YES N=1847
10 Correct 58 ms 61176 KB ans=YES N=1819
11 Correct 55 ms 60792 KB ans=YES N=1986
12 Correct 63 ms 61432 KB ans=YES N=2000
13 Correct 62 ms 61688 KB ans=YES N=1834
14 Correct 62 ms 61560 KB ans=YES N=1860
15 Correct 63 ms 61688 KB ans=YES N=1898
16 Correct 60 ms 61560 KB ans=YES N=1832
17 Correct 66 ms 61944 KB ans=YES N=1929
18 Correct 56 ms 60920 KB ans=YES N=1919
19 Correct 61 ms 61432 KB ans=YES N=1882
20 Correct 68 ms 61944 KB ans=YES N=1922
21 Correct 58 ms 61052 KB ans=YES N=1989
22 Correct 57 ms 61312 KB ans=YES N=1978
23 Correct 59 ms 61432 KB ans=YES N=1867
24 Correct 414 ms 67632 KB ans=NO N=66151
25 Correct 476 ms 89336 KB ans=NO N=64333
26 Correct 800 ms 76820 KB ans=YES N=69316
27 Correct 828 ms 76392 KB ans=YES N=66695
28 Correct 1094 ms 76648 KB ans=YES N=68436
29 Correct 794 ms 77160 KB ans=YES N=70000
30 Correct 788 ms 77160 KB ans=YES N=68501
31 Correct 984 ms 78436 KB ans=YES N=70000
32 Correct 838 ms 79752 KB ans=YES N=65009
33 Correct 1205 ms 95468 KB ans=YES N=67007
34 Correct 1498 ms 102912 KB ans=YES N=66357
35 Correct 1418 ms 107764 KB ans=YES N=65430
36 Correct 1366 ms 105708 KB ans=YES N=65790
37 Correct 1422 ms 102472 KB ans=YES N=66020
38 Correct 1311 ms 98280 KB ans=YES N=65809
39 Correct 985 ms 84160 KB ans=YES N=65651
40 Correct 1684 ms 120172 KB ans=YES N=68040
41 Correct 1454 ms 112624 KB ans=YES N=66570
42 Correct 801 ms 78316 KB ans=YES N=65421
43 Correct 862 ms 81008 KB ans=YES N=68351
44 Correct 750 ms 76196 KB ans=YES N=67027
45 Correct 905 ms 90348 KB ans=YES N=68879
46 Correct 874 ms 81424 KB ans=YES N=67256
47 Correct 2037 ms 97676 KB ans=YES N=148315
48 Correct 1188 ms 132088 KB ans=NO N=142745
49 Correct 995 ms 146040 KB ans=NO N=148443
50 Correct 1951 ms 95380 KB ans=YES N=148328
51 Correct 1959 ms 95476 KB ans=YES N=147855
52 Correct 1956 ms 95744 KB ans=YES N=150000
53 Correct 1883 ms 94500 KB ans=YES N=144725
54 Correct 2009 ms 95724 KB ans=YES N=149445
55 Correct 1913 ms 94960 KB ans=YES N=144455
56 Correct 1974 ms 94684 KB ans=YES N=143487
57 Correct 2024 ms 96352 KB ans=YES N=149688
58 Correct 2923 ms 138108 KB ans=YES N=141481
59 Execution timed out 3579 ms 180228 KB Time limit exceeded
60 Halted 0 ms 0 KB -