oj.uz

Submission #89405

# Submission time Handle Problem Language Result Execution time Memory
89405 2018-12-13T14:47:52 Z nicksona Nice sequence (IZhO18_sequence) C++14
76 / 100
 2000 ms 63868 KB 
#include<bits/stdc++.h>
#define ll long long
#define pb push_back
using namespace std;
int n,m;
int t;
bool OK=true;
int M=0;
vector <int> v[400001];
int mas[400001];
int fix[400001],nmas[1000001];
void go (int u,int col){
	if (!OK) return ;
	fix[u]=col;
	for (int i=0;i<v[u].size();i++){
		int node=v[u][i];
		if (fix[node]==col){
			OK=false;
			return ;
		}
		
		if (!OK) return ;	
		if (fix[node]==0) go(node,col);
	}
}
inline bool check (int sz){
	
	for (int i=0;i<=sz;i++){
		if (i+n<=sz){
			v[i].pb(i+n);
		}
		if (i+m<=sz){
			v[i+m].pb(i);
		}
	}
	
	OK=true;
	for (int i=0;i<=sz;i++){
		if (fix[i]==0){
			go(i,i+1);
		}	
	}
	
	for (int i=0;i<=sz;i++){
		fix[i]=0;
		v[i].clear();
	}
	
	return OK;
}
void top_sort (int u){
	fix[u]=1;
	for (int i=0;i<v[u].size();i++){
		int node=v[u][i];
		if (fix[node]==0) top_sort(node);
	}
	mas[u]=++M;
}
inline void solve (int sz){
	
	for (int i=0;i<=sz;i++){
		if (i+n<=sz){
			v[i].pb(i+n);
		}
		if (i+m<=sz){
			v[i+m].pb(i);
		}
	}
	
	OK=true;
	for (int i=0;i<=sz;i++){
		if (fix[i]==0){
			top_sort(i);
		}	
	}
	
	
	for (int i=0;i<=sz;i++){
		nmas[i]=mas[i]-mas[i-1];
	}
	
	for (int i=0;i<=sz;i++){
		fix[i]=0;
		v[i].clear();
	}
}
main () {
	ios::sync_with_stdio(false);
	cin>>t;
	while (t--){
		cin>>n>>m;
		
		int k=0,ans=0;
		if (n<m){
			while (true){
				ans=max(k,ans);
				k+=n;
				ans=max(k,ans);
				if (k>=m){
					k-=m;
				}
				if (k==0){
					break;
				}
			}
		}
		else{
			while (true){
				ans=max(k,ans);
				k+=m;
				ans=max(k,ans);
				if (k>=n){
					k-=n;
				}
				if (k==0){
					break;
				}
			}
		}
		ans--;
		
		M=0;
		if (ans>0) solve(ans);
		cout<<ans<<endl;
		for (int i=1;i<=ans;i++){
			cout<<nmas[i]<<" ";
		}
		cout<<endl;
	}
	return 0;
}
/*
1
2 4
  _   _   _          _
 | \ | | (_)        | |
 |  \| |  _    ___  | | __  ___    ___    _ __     __ _
 | . ` | | |  / __| | |/ / / __|  / _ \  | '_ \   / _` |
 | |\  | | | | (__  |   <  \__ \ | (_) | | | | | | (_| |
 |_| \_| |_|  \___| |_|\_\ |___/  \___/  |_| |_|  \__,_|
 
*/

Compilation message

sequence.cpp: In function 'void go(int, int)':
sequence.cpp:15:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<v[u].size();i++){
               ~^~~~~~~~~~~~
sequence.cpp: In function 'void top_sort(int)':
sequence.cpp:53:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<v[u].size();i++){
               ~^~~~~~~~~~~~
sequence.cpp: At global scope:
sequence.cpp:87:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9720 KB Ok
2 Correct 11 ms 9848 KB Ok
3 Correct 11 ms 9928 KB Ok
4 Correct 11 ms 9928 KB Ok
5 Correct 12 ms 10032 KB Ok
6 Correct 11 ms 10032 KB Ok
7 Correct 11 ms 10032 KB Ok
8 Correct 11 ms 10032 KB Ok
9 Correct 11 ms 10032 KB Ok
10 Correct 11 ms 10032 KB Ok
11 Correct 12 ms 10032 KB Ok
12 Correct 11 ms 10032 KB Ok

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 10 ms 10032 KB Ok
2 Correct 12 ms 10032 KB Ok
3 Correct 11 ms 10036 KB Ok
4 Correct 12 ms 10088 KB Ok
5 Correct 11 ms 10088 KB Ok
6 Correct 13 ms 10176 KB Ok
7 Correct 21 ms 10948 KB Ok
8 Correct 17 ms 10948 KB Ok
9 Correct 22 ms 11096 KB Ok
10 Correct 18 ms 11096 KB Ok

Subtask #3
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 11096 KB Ok
2 Correct 11 ms 11096 KB Ok
3 Correct 11 ms 11096 KB Ok
4 Correct 11 ms 11096 KB Ok
5 Correct 11 ms 11096 KB Ok
6 Correct 12 ms 11096 KB Ok
7 Correct 11 ms 11096 KB Ok
8 Correct 11 ms 11096 KB Ok
9 Correct 12 ms 11096 KB Ok
10 Correct 12 ms 11096 KB Ok
11 Correct 11 ms 11096 KB Ok

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 11096 KB Ok
2 Correct 12 ms 11096 KB Ok
3 Correct 12 ms 11096 KB Ok
4 Correct 10 ms 11096 KB Ok
5 Correct 12 ms 11096 KB Ok
6 Correct 120 ms 22536 KB Ok
7 Correct 105 ms 26924 KB Ok
8 Correct 196 ms 29940 KB Ok
9 Correct 139 ms 29940 KB Ok
10 Correct 82 ms 29940 KB Ok
11 Correct 130 ms 29940 KB Ok

Subtask #5
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9720 KB Ok
2 Correct 11 ms 9848 KB Ok
3 Correct 11 ms 9928 KB Ok
4 Correct 11 ms 9928 KB Ok
5 Correct 12 ms 10032 KB Ok
6 Correct 11 ms 10032 KB Ok
7 Correct 11 ms 10032 KB Ok
8 Correct 11 ms 10032 KB Ok
9 Correct 11 ms 10032 KB Ok
10 Correct 11 ms 10032 KB Ok
11 Correct 12 ms 10032 KB Ok
12 Correct 11 ms 10032 KB Ok
13 Correct 11 ms 11096 KB Ok
14 Correct 11 ms 11096 KB Ok
15 Correct 11 ms 11096 KB Ok
16 Correct 11 ms 11096 KB Ok
17 Correct 11 ms 11096 KB Ok
18 Correct 12 ms 11096 KB Ok
19 Correct 11 ms 11096 KB Ok
20 Correct 11 ms 11096 KB Ok
21 Correct 12 ms 11096 KB Ok
22 Correct 12 ms 11096 KB Ok
23 Correct 11 ms 11096 KB Ok
24 Correct 14 ms 29940 KB Ok
25 Correct 14 ms 29940 KB Ok
26 Correct 13 ms 29940 KB Ok
27 Correct 11 ms 29940 KB Ok
28 Correct 11 ms 29940 KB Ok
29 Correct 11 ms 29940 KB Ok
30 Correct 11 ms 29940 KB Ok
31 Correct 12 ms 29940 KB Ok
32 Correct 12 ms 29940 KB Ok
33 Correct 11 ms 29940 KB Ok
34 Correct 14 ms 29940 KB Ok
35 Correct 14 ms 29940 KB Ok
36 Correct 16 ms 29940 KB Ok
37 Correct 16 ms 29940 KB Ok
38 Correct 16 ms 29940 KB Ok
39 Correct 14 ms 29940 KB Ok
40 Correct 14 ms 29940 KB Ok
41 Correct 14 ms 29940 KB Ok
42 Correct 14 ms 29940 KB Ok
43 Correct 14 ms 29940 KB Ok

Subtask #6
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9720 KB Ok
2 Correct 11 ms 9848 KB Ok
3 Correct 11 ms 9928 KB Ok
4 Correct 11 ms 9928 KB Ok
5 Correct 12 ms 10032 KB Ok
6 Correct 11 ms 10032 KB Ok
7 Correct 11 ms 10032 KB Ok
8 Correct 11 ms 10032 KB Ok
9 Correct 11 ms 10032 KB Ok
10 Correct 11 ms 10032 KB Ok
11 Correct 12 ms 10032 KB Ok
12 Correct 11 ms 10032 KB Ok
13 Correct 10 ms 10032 KB Ok
14 Correct 12 ms 10032 KB Ok
15 Correct 11 ms 10036 KB Ok
16 Correct 12 ms 10088 KB Ok
17 Correct 11 ms 10088 KB Ok
18 Correct 13 ms 10176 KB Ok
19 Correct 21 ms 10948 KB Ok
20 Correct 17 ms 10948 KB Ok
21 Correct 22 ms 11096 KB Ok
22 Correct 18 ms 11096 KB Ok
23 Correct 11 ms 11096 KB Ok
24 Correct 11 ms 11096 KB Ok
25 Correct 11 ms 11096 KB Ok
26 Correct 11 ms 11096 KB Ok
27 Correct 11 ms 11096 KB Ok
28 Correct 12 ms 11096 KB Ok
29 Correct 11 ms 11096 KB Ok
30 Correct 11 ms 11096 KB Ok
31 Correct 12 ms 11096 KB Ok
32 Correct 12 ms 11096 KB Ok
33 Correct 11 ms 11096 KB Ok
34 Correct 14 ms 29940 KB Ok
35 Correct 14 ms 29940 KB Ok
36 Correct 13 ms 29940 KB Ok
37 Correct 11 ms 29940 KB Ok
38 Correct 11 ms 29940 KB Ok
39 Correct 11 ms 29940 KB Ok
40 Correct 11 ms 29940 KB Ok
41 Correct 12 ms 29940 KB Ok
42 Correct 12 ms 29940 KB Ok
43 Correct 11 ms 29940 KB Ok
44 Correct 14 ms 29940 KB Ok
45 Correct 14 ms 29940 KB Ok
46 Correct 16 ms 29940 KB Ok
47 Correct 16 ms 29940 KB Ok
48 Correct 16 ms 29940 KB Ok
49 Correct 14 ms 29940 KB Ok
50 Correct 14 ms 29940 KB Ok
51 Correct 14 ms 29940 KB Ok
52 Correct 14 ms 29940 KB Ok
53 Correct 14 ms 29940 KB Ok
54 Correct 105 ms 29940 KB Ok
55 Correct 100 ms 29940 KB Ok
56 Correct 100 ms 29940 KB Ok
57 Correct 75 ms 29940 KB Ok
58 Correct 80 ms 29940 KB Ok
59 Correct 84 ms 29940 KB Ok
60 Correct 70 ms 29940 KB Ok
61 Correct 79 ms 29940 KB Ok
62 Correct 97 ms 29940 KB Ok
63 Correct 79 ms 29940 KB Ok
64 Correct 105 ms 29940 KB Ok
65 Correct 90 ms 29940 KB Ok
66 Correct 84 ms 29940 KB Ok
67 Correct 81 ms 29940 KB Ok
68 Correct 84 ms 29940 KB Ok
69 Correct 250 ms 29940 KB Ok
70 Correct 288 ms 29940 KB Ok
71 Correct 210 ms 29940 KB Ok
72 Correct 201 ms 29940 KB Ok
73 Correct 213 ms 29940 KB Ok
74 Correct 262 ms 29940 KB Ok
75 Correct 229 ms 29940 KB Ok
76 Correct 350 ms 29940 KB Ok
77 Correct 249 ms 29940 KB Ok
78 Correct 332 ms 29940 KB Ok
79 Correct 308 ms 29940 KB Ok
80 Correct 255 ms 29940 KB Ok
81 Correct 267 ms 29940 KB Ok
82 Correct 286 ms 29940 KB Ok
83 Correct 270 ms 29940 KB Ok

Subtask #7
0 / 24.0

# Verdict Execution time Memory Grader output
1 Correct 11 ms 9720 KB Ok
2 Correct 11 ms 9848 KB Ok
3 Correct 11 ms 9928 KB Ok
4 Correct 11 ms 9928 KB Ok
5 Correct 12 ms 10032 KB Ok
6 Correct 11 ms 10032 KB Ok
7 Correct 11 ms 10032 KB Ok
8 Correct 11 ms 10032 KB Ok
9 Correct 11 ms 10032 KB Ok
10 Correct 11 ms 10032 KB Ok
11 Correct 12 ms 10032 KB Ok
12 Correct 11 ms 10032 KB Ok
13 Correct 10 ms 10032 KB Ok
14 Correct 12 ms 10032 KB Ok
15 Correct 11 ms 10036 KB Ok
16 Correct 12 ms 10088 KB Ok
17 Correct 11 ms 10088 KB Ok
18 Correct 13 ms 10176 KB Ok
19 Correct 21 ms 10948 KB Ok
20 Correct 17 ms 10948 KB Ok
21 Correct 22 ms 11096 KB Ok
22 Correct 18 ms 11096 KB Ok
23 Correct 11 ms 11096 KB Ok
24 Correct 11 ms 11096 KB Ok
25 Correct 11 ms 11096 KB Ok
26 Correct 11 ms 11096 KB Ok
27 Correct 11 ms 11096 KB Ok
28 Correct 12 ms 11096 KB Ok
29 Correct 11 ms 11096 KB Ok
30 Correct 11 ms 11096 KB Ok
31 Correct 12 ms 11096 KB Ok
32 Correct 12 ms 11096 KB Ok
33 Correct 11 ms 11096 KB Ok
34 Correct 11 ms 11096 KB Ok
35 Correct 12 ms 11096 KB Ok
36 Correct 12 ms 11096 KB Ok
37 Correct 10 ms 11096 KB Ok
38 Correct 12 ms 11096 KB Ok
39 Correct 120 ms 22536 KB Ok
40 Correct 105 ms 26924 KB Ok
41 Correct 196 ms 29940 KB Ok
42 Correct 139 ms 29940 KB Ok
43 Correct 82 ms 29940 KB Ok
44 Correct 130 ms 29940 KB Ok
45 Correct 14 ms 29940 KB Ok
46 Correct 14 ms 29940 KB Ok
47 Correct 13 ms 29940 KB Ok
48 Correct 11 ms 29940 KB Ok
49 Correct 11 ms 29940 KB Ok
50 Correct 11 ms 29940 KB Ok
51 Correct 11 ms 29940 KB Ok
52 Correct 12 ms 29940 KB Ok
53 Correct 12 ms 29940 KB Ok
54 Correct 11 ms 29940 KB Ok
55 Correct 14 ms 29940 KB Ok
56 Correct 14 ms 29940 KB Ok
57 Correct 16 ms 29940 KB Ok
58 Correct 16 ms 29940 KB Ok
59 Correct 16 ms 29940 KB Ok
60 Correct 14 ms 29940 KB Ok
61 Correct 14 ms 29940 KB Ok
62 Correct 14 ms 29940 KB Ok
63 Correct 14 ms 29940 KB Ok
64 Correct 14 ms 29940 KB Ok
65 Correct 105 ms 29940 KB Ok
66 Correct 100 ms 29940 KB Ok
67 Correct 100 ms 29940 KB Ok
68 Correct 75 ms 29940 KB Ok
69 Correct 80 ms 29940 KB Ok
70 Correct 84 ms 29940 KB Ok
71 Correct 70 ms 29940 KB Ok
72 Correct 79 ms 29940 KB Ok
73 Correct 97 ms 29940 KB Ok
74 Correct 79 ms 29940 KB Ok
75 Correct 105 ms 29940 KB Ok
76 Correct 90 ms 29940 KB Ok
77 Correct 84 ms 29940 KB Ok
78 Correct 81 ms 29940 KB Ok
79 Correct 84 ms 29940 KB Ok
80 Correct 250 ms 29940 KB Ok
81 Correct 288 ms 29940 KB Ok
82 Correct 210 ms 29940 KB Ok
83 Correct 201 ms 29940 KB Ok
84 Correct 213 ms 29940 KB Ok
85 Correct 262 ms 29940 KB Ok
86 Correct 229 ms 29940 KB Ok
87 Correct 350 ms 29940 KB Ok
88 Correct 249 ms 29940 KB Ok
89 Correct 332 ms 29940 KB Ok
90 Correct 308 ms 29940 KB Ok
91 Correct 255 ms 29940 KB Ok
92 Correct 267 ms 29940 KB Ok
93 Correct 286 ms 29940 KB Ok
94 Correct 270 ms 29940 KB Ok
95 Correct 271 ms 29940 KB Ok
96 Correct 379 ms 31132 KB Ok
97 Correct 310 ms 31132 KB Ok
98 Correct 225 ms 31132 KB Ok
99 Correct 271 ms 31132 KB Ok
100 Correct 311 ms 31132 KB Ok
101 Correct 308 ms 31132 KB Ok
102 Correct 314 ms 31132 KB Ok
103 Correct 311 ms 31132 KB Ok
104 Correct 415 ms 31132 KB Ok
105 Correct 367 ms 31148 KB Ok
106 Correct 324 ms 31252 KB Ok
107 Correct 285 ms 31252 KB Ok
108 Correct 350 ms 31252 KB Ok
109 Correct 322 ms 32224 KB Ok
110 Correct 1880 ms 63868 KB Ok
111 Execution timed out 2050 ms 63868 KB Time limit exceeded
112 Halted 0 ms 0 KB -