oj.uz

Submission #496576

# Submission time Handle Problem Language Result Execution time Memory
496576 2021-12-21T14:51:23 Z vinnipuh01 Nice sequence (IZhO18_sequence) C++17
76 / 100
 2000 ms 45796 KB 
#include <iostream>
#include <bits/stdc++.h>
#include <cmath>
#include <algorithm>
#include <vector>
#include <deque>
#include <set>
#include <stack>
#include <string>
#include <map>
#include <queue>
 
using namespace std;
 
const long long oo = 1000000000000000000;
 
long long int  sum, ans = 0, mx = 0, mn = 1000000000, num, pos;
 
 
/*
    ViHHiPuh
 
   (( `'-""``""-'` ))
     )-__-_.._-__-(
   / --- (o _ o) --- \
   \ .-* ( .0. ) *-. /
   _'-. ,_ '=' _, .-'_
  / `;#'#'# - #'#'#;` \
 \_)) -----'#'----- ((_/
      # --------- #
  '# ------- ------ #'
  /..-'# ------- #'-.\
  _\...-\'# -- #'/-.../_
  ((____)- '#' -(____))
 
 
    cout << fixed << setprecision(6) << x;
 
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
 
    freopen ( "sum.in", "r", stdin )
*/

int sz;
int n, m, p[ 400001 ], used[ 400001 ], nn[ 400001 ], mm[ 400001 ], ts[400001];
vector <int> vv;
 
void dfs( int u ) {
	used[ u ] = 1;
	for ( int i = 1; i <= 2; i ++ ) {
		int to;
		if ( ans )
			return;
		if ( i == 1 ) {
			if ( nn[ u ] >= 0 )
				to = nn[ u ];
			else
				continue;
		}
		else {
			if ( mm[ u ] >= 0 )
				to = mm[ u ];
			else
				continue;
		}
		if ( !used[ to ] )
			dfs( to );
		else if ( used[ to ] == 1 ) {
			ans = 1;
			return;
		}
	}
		if ( ans )
			return;
	used[ u ] = 2;
}
 
void dfs1( int u ) {
	used[ u ] = 1;
	for ( int i = 1; i <= 2; i ++ ) {
		int to;
		if ( i == 1 ) {
			if ( nn[ u ] >= 0 )
				to = nn[ u ];
			else
				continue;
		}
		else {
			if ( mm[ u ] >= 0 )
				to = mm[ u ];
			else
				continue;
		}
		if ( !used[ to ] )
			dfs1( to );
	}
	ts[sz++] = u ;
}
 
bool ok( int x ) {
	for ( int i = 0; i <= x; i ++ ) {
		used[ i ] = 0;
		nn[ i ] = -1;
		mm[ i ] = -1; 
		if ( i >= n )
			nn[ i - n ] = i;
		if ( i >= m )
			mm[ i ] = i - m; 
	}
	ans = 0;
	for ( int i = 0; i <= x; i ++ ) {
		if ( !used[ i ] )
			dfs( i );
	}
	if ( ans )
		return false;
	if ( sum ) {
		sz = 0;
		for ( int i = 0; i <= x; i ++ ) {
			p[ i ] = 0;
			used[ i ] = 0;
		}
		for ( int i = 0; i<= x; i ++ ) {
			if ( !used[ i ] )
				dfs1( i );
		}
		num = 0;
        for (int j = 0; j < sz; j++) {
          int i = ts[j];
          p[i] = ++num;
        }
		for ( int i = 1; i <= x; i ++ ) {
			p[ i ] -= p[ 0 ];
		}
		p[ 0 ] = 0;
	}
	return true;
}
 
int main () {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
	int t;
	cin >> t;
	int l, r, mid;
	while ( t -- ) {
		cin >> n >> m;
		mx = max( n, m );
		l = mx - 1;
		r = 400000;
		sum = 0;
		while ( r - l > 1 ) {
			mid = ( r + l ) / 2;
			if ( ok( mid ) )
				l = mid;
			else
				r = mid - 1;
		}
		if ( ok( r ) ) {
			sum = 1;
			ok( r );
			cout << r << "\n";
			for ( int i = 1; i <= r; i ++ )
				cout << p[ i ] - p[ i - 1 ] << " ";
		}
		else {
			sum = 1;
			ok( l );
			cout << l << "\n";
			for ( int i = 1; i <= l; i ++ )
				cout << p[ i ] - p[ i - 1 ] << " ";
		}
		cout << "\n";
	}
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 8908 KB Ok
2 Correct 29 ms 8908 KB Ok
3 Correct 19 ms 3148 KB Ok
4 Correct 23 ms 3032 KB Ok
5 Correct 19 ms 3124 KB Ok
6 Correct 19 ms 4172 KB Ok
7 Correct 18 ms 2892 KB Ok
8 Correct 20 ms 4240 KB Ok
9 Correct 18 ms 2764 KB Ok
10 Correct 20 ms 5708 KB Ok
11 Correct 19 ms 2992 KB Ok
12 Correct 18 ms 2764 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 23 ms 5708 KB Ok
2 Correct 24 ms 5808 KB Ok
3 Correct 23 ms 5708 KB Ok
4 Correct 21 ms 5708 KB Ok
5 Correct 23 ms 5812 KB Ok
6 Correct 28 ms 5924 KB Ok
7 Correct 39 ms 6468 KB Ok
8 Correct 32 ms 6088 KB Ok
9 Correct 40 ms 6596 KB Ok
10 Correct 41 ms 6300 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 8908 KB Ok
2 Correct 30 ms 8908 KB Ok
3 Correct 26 ms 5792 KB Ok
4 Correct 23 ms 4772 KB Ok
5 Correct 32 ms 8924 KB Ok
6 Correct 24 ms 8856 KB Ok
7 Correct 23 ms 8908 KB Ok
8 Correct 30 ms 8848 KB Ok
9 Correct 23 ms 8884 KB Ok
10 Correct 22 ms 5792 KB Ok
11 Correct 21 ms 4684 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 21 ms 5808 KB Ok
2 Correct 21 ms 3572 KB Ok
3 Correct 21 ms 3160 KB Ok
4 Correct 22 ms 3048 KB Ok
5 Correct 21 ms 2960 KB Ok
6 Correct 213 ms 12688 KB Ok
7 Correct 242 ms 13020 KB Ok
8 Correct 411 ms 16036 KB Ok
9 Correct 303 ms 14408 KB Ok
10 Correct 153 ms 8408 KB Ok
11 Correct 257 ms 14552 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 8908 KB Ok
2 Correct 29 ms 8908 KB Ok
3 Correct 19 ms 3148 KB Ok
4 Correct 23 ms 3032 KB Ok
5 Correct 19 ms 3124 KB Ok
6 Correct 19 ms 4172 KB Ok
7 Correct 18 ms 2892 KB Ok
8 Correct 20 ms 4240 KB Ok
9 Correct 18 ms 2764 KB Ok
10 Correct 20 ms 5708 KB Ok
11 Correct 19 ms 2992 KB Ok
12 Correct 18 ms 2764 KB Ok
13 Correct 13 ms 8908 KB Ok
14 Correct 30 ms 8908 KB Ok
15 Correct 26 ms 5792 KB Ok
16 Correct 23 ms 4772 KB Ok
17 Correct 32 ms 8924 KB Ok
18 Correct 24 ms 8856 KB Ok
19 Correct 23 ms 8908 KB Ok
20 Correct 30 ms 8848 KB Ok
21 Correct 23 ms 8884 KB Ok
22 Correct 22 ms 5792 KB Ok
23 Correct 21 ms 4684 KB Ok
24 Correct 21 ms 2748 KB Ok
25 Correct 22 ms 2736 KB Ok
26 Correct 21 ms 2740 KB Ok
27 Correct 20 ms 2764 KB Ok
28 Correct 19 ms 2764 KB Ok
29 Correct 19 ms 2776 KB Ok
30 Correct 20 ms 2688 KB Ok
31 Correct 20 ms 2712 KB Ok
32 Correct 24 ms 2828 KB Ok
33 Correct 22 ms 2752 KB Ok
34 Correct 26 ms 2900 KB Ok
35 Correct 26 ms 2960 KB Ok
36 Correct 25 ms 2948 KB Ok
37 Correct 27 ms 2916 KB Ok
38 Correct 24 ms 2896 KB Ok
39 Correct 25 ms 2892 KB Ok
40 Correct 35 ms 2892 KB Ok
41 Correct 26 ms 2892 KB Ok
42 Correct 25 ms 2904 KB Ok
43 Correct 26 ms 2932 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 8908 KB Ok
2 Correct 29 ms 8908 KB Ok
3 Correct 19 ms 3148 KB Ok
4 Correct 23 ms 3032 KB Ok
5 Correct 19 ms 3124 KB Ok
6 Correct 19 ms 4172 KB Ok
7 Correct 18 ms 2892 KB Ok
8 Correct 20 ms 4240 KB Ok
9 Correct 18 ms 2764 KB Ok
10 Correct 20 ms 5708 KB Ok
11 Correct 19 ms 2992 KB Ok
12 Correct 18 ms 2764 KB Ok
13 Correct 23 ms 5708 KB Ok
14 Correct 24 ms 5808 KB Ok
15 Correct 23 ms 5708 KB Ok
16 Correct 21 ms 5708 KB Ok
17 Correct 23 ms 5812 KB Ok
18 Correct 28 ms 5924 KB Ok
19 Correct 39 ms 6468 KB Ok
20 Correct 32 ms 6088 KB Ok
21 Correct 40 ms 6596 KB Ok
22 Correct 41 ms 6300 KB Ok
23 Correct 13 ms 8908 KB Ok
24 Correct 30 ms 8908 KB Ok
25 Correct 26 ms 5792 KB Ok
26 Correct 23 ms 4772 KB Ok
27 Correct 32 ms 8924 KB Ok
28 Correct 24 ms 8856 KB Ok
29 Correct 23 ms 8908 KB Ok
30 Correct 30 ms 8848 KB Ok
31 Correct 23 ms 8884 KB Ok
32 Correct 22 ms 5792 KB Ok
33 Correct 21 ms 4684 KB Ok
34 Correct 21 ms 2748 KB Ok
35 Correct 22 ms 2736 KB Ok
36 Correct 21 ms 2740 KB Ok
37 Correct 20 ms 2764 KB Ok
38 Correct 19 ms 2764 KB Ok
39 Correct 19 ms 2776 KB Ok
40 Correct 20 ms 2688 KB Ok
41 Correct 20 ms 2712 KB Ok
42 Correct 24 ms 2828 KB Ok
43 Correct 22 ms 2752 KB Ok
44 Correct 26 ms 2900 KB Ok
45 Correct 26 ms 2960 KB Ok
46 Correct 25 ms 2948 KB Ok
47 Correct 27 ms 2916 KB Ok
48 Correct 24 ms 2896 KB Ok
49 Correct 25 ms 2892 KB Ok
50 Correct 35 ms 2892 KB Ok
51 Correct 26 ms 2892 KB Ok
52 Correct 25 ms 2904 KB Ok
53 Correct 26 ms 2932 KB Ok
54 Correct 172 ms 5304 KB Ok
55 Correct 168 ms 5612 KB Ok
56 Correct 164 ms 5620 KB Ok
57 Correct 113 ms 4920 KB Ok
58 Correct 145 ms 5048 KB Ok
59 Correct 124 ms 4980 KB Ok
60 Correct 115 ms 4876 KB Ok
61 Correct 122 ms 4856 KB Ok
62 Correct 148 ms 5356 KB Ok
63 Correct 130 ms 5060 KB Ok
64 Correct 161 ms 5700 KB Ok
65 Correct 135 ms 5220 KB Ok
66 Correct 137 ms 5028 KB Ok
67 Correct 120 ms 4932 KB Ok
68 Correct 134 ms 5264 KB Ok
69 Correct 365 ms 12872 KB Ok
70 Correct 428 ms 13396 KB Ok
71 Correct 356 ms 12852 KB Ok
72 Correct 366 ms 12740 KB Ok
73 Correct 366 ms 12868 KB Ok
74 Correct 342 ms 12868 KB Ok
75 Correct 359 ms 12316 KB Ok
76 Correct 415 ms 13044 KB Ok
77 Correct 321 ms 12356 KB Ok
78 Correct 405 ms 12980 KB Ok
79 Correct 385 ms 13032 KB Ok
80 Correct 363 ms 13148 KB Ok
81 Correct 380 ms 12900 KB Ok
82 Correct 374 ms 12872 KB Ok
83 Correct 342 ms 12468 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 27 ms 8908 KB Ok
2 Correct 29 ms 8908 KB Ok
3 Correct 19 ms 3148 KB Ok
4 Correct 23 ms 3032 KB Ok
5 Correct 19 ms 3124 KB Ok
6 Correct 19 ms 4172 KB Ok
7 Correct 18 ms 2892 KB Ok
8 Correct 20 ms 4240 KB Ok
9 Correct 18 ms 2764 KB Ok
10 Correct 20 ms 5708 KB Ok
11 Correct 19 ms 2992 KB Ok
12 Correct 18 ms 2764 KB Ok
13 Correct 23 ms 5708 KB Ok
14 Correct 24 ms 5808 KB Ok
15 Correct 23 ms 5708 KB Ok
16 Correct 21 ms 5708 KB Ok
17 Correct 23 ms 5812 KB Ok
18 Correct 28 ms 5924 KB Ok
19 Correct 39 ms 6468 KB Ok
20 Correct 32 ms 6088 KB Ok
21 Correct 40 ms 6596 KB Ok
22 Correct 41 ms 6300 KB Ok
23 Correct 13 ms 8908 KB Ok
24 Correct 30 ms 8908 KB Ok
25 Correct 26 ms 5792 KB Ok
26 Correct 23 ms 4772 KB Ok
27 Correct 32 ms 8924 KB Ok
28 Correct 24 ms 8856 KB Ok
29 Correct 23 ms 8908 KB Ok
30 Correct 30 ms 8848 KB Ok
31 Correct 23 ms 8884 KB Ok
32 Correct 22 ms 5792 KB Ok
33 Correct 21 ms 4684 KB Ok
34 Correct 21 ms 5808 KB Ok
35 Correct 21 ms 3572 KB Ok
36 Correct 21 ms 3160 KB Ok
37 Correct 22 ms 3048 KB Ok
38 Correct 21 ms 2960 KB Ok
39 Correct 213 ms 12688 KB Ok
40 Correct 242 ms 13020 KB Ok
41 Correct 411 ms 16036 KB Ok
42 Correct 303 ms 14408 KB Ok
43 Correct 153 ms 8408 KB Ok
44 Correct 257 ms 14552 KB Ok
45 Correct 21 ms 2748 KB Ok
46 Correct 22 ms 2736 KB Ok
47 Correct 21 ms 2740 KB Ok
48 Correct 20 ms 2764 KB Ok
49 Correct 19 ms 2764 KB Ok
50 Correct 19 ms 2776 KB Ok
51 Correct 20 ms 2688 KB Ok
52 Correct 20 ms 2712 KB Ok
53 Correct 24 ms 2828 KB Ok
54 Correct 22 ms 2752 KB Ok
55 Correct 26 ms 2900 KB Ok
56 Correct 26 ms 2960 KB Ok
57 Correct 25 ms 2948 KB Ok
58 Correct 27 ms 2916 KB Ok
59 Correct 24 ms 2896 KB Ok
60 Correct 25 ms 2892 KB Ok
61 Correct 35 ms 2892 KB Ok
62 Correct 26 ms 2892 KB Ok
63 Correct 25 ms 2904 KB Ok
64 Correct 26 ms 2932 KB Ok
65 Correct 172 ms 5304 KB Ok
66 Correct 168 ms 5612 KB Ok
67 Correct 164 ms 5620 KB Ok
68 Correct 113 ms 4920 KB Ok
69 Correct 145 ms 5048 KB Ok
70 Correct 124 ms 4980 KB Ok
71 Correct 115 ms 4876 KB Ok
72 Correct 122 ms 4856 KB Ok
73 Correct 148 ms 5356 KB Ok
74 Correct 130 ms 5060 KB Ok
75 Correct 161 ms 5700 KB Ok
76 Correct 135 ms 5220 KB Ok
77 Correct 137 ms 5028 KB Ok
78 Correct 120 ms 4932 KB Ok
79 Correct 134 ms 5264 KB Ok
80 Correct 365 ms 12872 KB Ok
81 Correct 428 ms 13396 KB Ok
82 Correct 356 ms 12852 KB Ok
83 Correct 366 ms 12740 KB Ok
84 Correct 366 ms 12868 KB Ok
85 Correct 342 ms 12868 KB Ok
86 Correct 359 ms 12316 KB Ok
87 Correct 415 ms 13044 KB Ok
88 Correct 321 ms 12356 KB Ok
89 Correct 405 ms 12980 KB Ok
90 Correct 385 ms 13032 KB Ok
91 Correct 363 ms 13148 KB Ok
92 Correct 380 ms 12900 KB Ok
93 Correct 374 ms 12872 KB Ok
94 Correct 342 ms 12468 KB Ok
95 Correct 333 ms 9940 KB Ok
96 Correct 464 ms 13036 KB Ok
97 Correct 444 ms 11096 KB Ok
98 Correct 319 ms 10824 KB Ok
99 Correct 390 ms 10684 KB Ok
100 Correct 427 ms 10716 KB Ok
101 Correct 431 ms 11800 KB Ok
102 Correct 406 ms 10984 KB Ok
103 Correct 397 ms 11724 KB Ok
104 Correct 462 ms 12948 KB Ok
105 Correct 446 ms 12944 KB Ok
106 Correct 391 ms 12672 KB Ok
107 Correct 439 ms 12320 KB Ok
108 Correct 501 ms 12972 KB Ok
109 Correct 478 ms 13336 KB Ok
110 Correct 1802 ms 45732 KB Ok
111 Execution timed out 2086 ms 45796 KB Time limit exceeded
112 Halted 0 ms 0 KB -