oj.uz

Submission #300725

# Submission time Handle Problem Language Result Execution time Memory
300725 2020-09-17T12:44:00 Z Kerim Connecting Supertrees (IOI20_supertrees) C++17
40 / 100
 258 ms 22264 KB 
#include "supertrees.h"
#include "bits/stdc++.h"
#define MAXN 100009
#define INF 1000000007
#define mp(x,y) make_pair(x,y)
#define all(v) v.begin(),v.end()
#define pb(x) push_back(x)
#define wr cout<<"----------------"<<endl;
#define ppb() pop_back()
#define tr(ii,c) for(__typeof((c).begin()) ii=(c).begin();ii!=(c).end();ii++)
#define ff first
#define ss second
#define my_little_dodge 46
#define debug(x)  cerr<< #x <<" = "<< x<<endl;
using namespace std;

typedef long long ll;
typedef pair<int,int> PII;
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
int vis[MAXN];
int construct(std::vector<std::vector<int>> p) {
	int n = p.size();
	std::vector<std::vector<int>> answer;
	for (int i = 0; i < n; i++) {
		std::vector<int> row;
		row.resize(n);
		answer.push_back(row);
	}int mx=0;
	for(int i=0;i<n;i++)
		for(int j=0;j<n;j++)
			if(i!=j)
				umax(mx,p[i][j]);
	if(mx==3)
		return 0;
	if(mx==0){
		build(answer);
		return 1;
	}
	vector<int>a,b; int cnt=0;
	for(int i=0;i<n;i++)
		if(!vis[i]){
			a.clear();b.clear();
			vis[i]=++cnt;a.pb(i);b.pb(i);	
			for(int j=i+1;j<n;j++)
				if(p[i][j]){
					if(vis[j])
						return 0;
					if(p[i][j]==2)
						a.pb(j);
					else
						b.pb(j),answer[i][j]=answer[j][i]=1;
					vis[j]=cnt;
				}
				
			for(int j=0;j<int(a.size());j++)
				for(int k=j+1;k<int(a.size());k++)
					if(p[a[j]][a[k]]!=2)
						return 0;
			for(int j=0;j<int(b.size());j++)
				for(int k=j+1;k<int(b.size());k++)
					if(p[b[j]][b[k]]!=1)
						return 0;
		
			for(int j=1;j<int(a.size());j++)
				for(int k=1;k<int(b.size());k++)
					if(p[a[j]][b[k]]!=2)
						return 0;
			if(int(a.size())==1)
				continue;
			if(int(a.size())==2)
				return 0;
			for(int j=0;j<int(a.size());j++)
				answer[a[j]][a[(j+1)%int(a.size())]]=answer[a[(j+1)%int(a.size())]][a[j]]=1;
		}
	for(int i=0;i<n;i++)
		for(int j=0;j<n;j++)
			if((vis[i]==vis[j] and !p[i][j]) or (p[i][j] and vis[i]!=vis[j]))
				return 0;
	build(answer);
	return 1;
}

Subtask #1
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1176 KB Output is correct
7 Correct 252 ms 22180 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1176 KB Output is correct
7 Correct 252 ms 22180 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 10 ms 1152 KB Output is correct
13 Correct 234 ms 22172 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 288 KB Output is correct
16 Correct 5 ms 768 KB Output is correct
17 Correct 108 ms 12124 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 59 ms 5752 KB Output is correct
21 Correct 238 ms 22136 KB Output is correct
22 Correct 240 ms 22136 KB Output is correct
23 Correct 256 ms 22136 KB Output is correct
24 Correct 241 ms 22136 KB Output is correct
25 Correct 100 ms 12152 KB Output is correct
26 Correct 105 ms 12508 KB Output is correct
27 Correct 247 ms 22136 KB Output is correct
28 Correct 238 ms 22136 KB Output is correct

Subtask #3
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 1 ms 288 KB Output is correct
5 Correct 0 ms 360 KB Output is correct
6 Correct 1 ms 288 KB Output is correct
7 Correct 1 ms 256 KB Output is correct
8 Correct 10 ms 1152 KB Output is correct
9 Correct 235 ms 22136 KB Output is correct
10 Correct 1 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 11 ms 1152 KB Output is correct
13 Correct 245 ms 22112 KB Output is correct
14 Correct 1 ms 384 KB Output is correct
15 Correct 1 ms 256 KB Output is correct
16 Correct 5 ms 768 KB Output is correct
17 Correct 107 ms 12124 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 1 ms 256 KB Output is correct
21 Correct 59 ms 5844 KB Output is correct
22 Correct 244 ms 22136 KB Output is correct
23 Correct 236 ms 22136 KB Output is correct
24 Correct 249 ms 22136 KB Output is correct
25 Correct 97 ms 12152 KB Output is correct
26 Correct 103 ms 12152 KB Output is correct
27 Correct 248 ms 22248 KB Output is correct
28 Correct 252 ms 22136 KB Output is correct
29 Correct 102 ms 12152 KB Output is correct

Subtask #4
0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 60 ms 5816 KB Output is correct
5 Correct 237 ms 22040 KB Output is correct
6 Correct 258 ms 22104 KB Output is correct
7 Correct 247 ms 22136 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 61 ms 5840 KB Output is correct
10 Correct 238 ms 22100 KB Output is correct
11 Correct 242 ms 22264 KB Output is correct
12 Correct 251 ms 22136 KB Output is correct
13 Correct 0 ms 256 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 256 KB Output is correct
16 Incorrect 26 ms 3328 KB Answer gives possible 0 while actual possible 1
17 Halted 0 ms 0 KB -

Subtask #5
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1176 KB Output is correct
7 Correct 252 ms 22180 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 10 ms 1152 KB Output is correct
13 Correct 234 ms 22172 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 288 KB Output is correct
16 Correct 5 ms 768 KB Output is correct
17 Correct 108 ms 12124 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 59 ms 5752 KB Output is correct
21 Correct 238 ms 22136 KB Output is correct
22 Correct 240 ms 22136 KB Output is correct
23 Correct 256 ms 22136 KB Output is correct
24 Correct 241 ms 22136 KB Output is correct
25 Correct 100 ms 12152 KB Output is correct
26 Correct 105 ms 12508 KB Output is correct
27 Correct 247 ms 22136 KB Output is correct
28 Correct 238 ms 22136 KB Output is correct
29 Correct 0 ms 256 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Correct 1 ms 288 KB Output is correct
33 Correct 0 ms 360 KB Output is correct
34 Correct 1 ms 288 KB Output is correct
35 Correct 1 ms 256 KB Output is correct
36 Correct 10 ms 1152 KB Output is correct
37 Correct 235 ms 22136 KB Output is correct
38 Correct 1 ms 256 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 11 ms 1152 KB Output is correct
41 Correct 245 ms 22112 KB Output is correct
42 Correct 1 ms 384 KB Output is correct
43 Correct 1 ms 256 KB Output is correct
44 Correct 5 ms 768 KB Output is correct
45 Correct 107 ms 12124 KB Output is correct
46 Correct 1 ms 256 KB Output is correct
47 Correct 0 ms 256 KB Output is correct
48 Correct 1 ms 256 KB Output is correct
49 Correct 59 ms 5844 KB Output is correct
50 Correct 244 ms 22136 KB Output is correct
51 Correct 236 ms 22136 KB Output is correct
52 Correct 249 ms 22136 KB Output is correct
53 Correct 97 ms 12152 KB Output is correct
54 Correct 103 ms 12152 KB Output is correct
55 Correct 248 ms 22248 KB Output is correct
56 Correct 252 ms 22136 KB Output is correct
57 Correct 102 ms 12152 KB Output is correct
58 Correct 0 ms 256 KB Output is correct
59 Correct 0 ms 256 KB Output is correct
60 Correct 6 ms 768 KB Output is correct
61 Correct 115 ms 12152 KB Output is correct
62 Correct 1 ms 256 KB Output is correct
63 Correct 0 ms 256 KB Output is correct
64 Correct 1 ms 256 KB Output is correct
65 Incorrect 24 ms 3328 KB Answer gives possible 0 while actual possible 1
66 Halted 0 ms 0 KB -

Subtask #6
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 256 KB Output is correct
2 Correct 0 ms 256 KB Output is correct
3 Correct 0 ms 256 KB Output is correct
4 Correct 0 ms 256 KB Output is correct
5 Correct 1 ms 256 KB Output is correct
6 Correct 11 ms 1176 KB Output is correct
7 Correct 252 ms 22180 KB Output is correct
8 Correct 1 ms 256 KB Output is correct
9 Correct 1 ms 256 KB Output is correct
10 Correct 0 ms 256 KB Output is correct
11 Correct 0 ms 256 KB Output is correct
12 Correct 10 ms 1152 KB Output is correct
13 Correct 234 ms 22172 KB Output is correct
14 Correct 0 ms 256 KB Output is correct
15 Correct 0 ms 288 KB Output is correct
16 Correct 5 ms 768 KB Output is correct
17 Correct 108 ms 12124 KB Output is correct
18 Correct 1 ms 256 KB Output is correct
19 Correct 0 ms 256 KB Output is correct
20 Correct 59 ms 5752 KB Output is correct
21 Correct 238 ms 22136 KB Output is correct
22 Correct 240 ms 22136 KB Output is correct
23 Correct 256 ms 22136 KB Output is correct
24 Correct 241 ms 22136 KB Output is correct
25 Correct 100 ms 12152 KB Output is correct
26 Correct 105 ms 12508 KB Output is correct
27 Correct 247 ms 22136 KB Output is correct
28 Correct 238 ms 22136 KB Output is correct
29 Correct 0 ms 256 KB Output is correct
30 Correct 0 ms 256 KB Output is correct
31 Correct 0 ms 256 KB Output is correct
32 Correct 1 ms 288 KB Output is correct
33 Correct 0 ms 360 KB Output is correct
34 Correct 1 ms 288 KB Output is correct
35 Correct 1 ms 256 KB Output is correct
36 Correct 10 ms 1152 KB Output is correct
37 Correct 235 ms 22136 KB Output is correct
38 Correct 1 ms 256 KB Output is correct
39 Correct 0 ms 256 KB Output is correct
40 Correct 11 ms 1152 KB Output is correct
41 Correct 245 ms 22112 KB Output is correct
42 Correct 1 ms 384 KB Output is correct
43 Correct 1 ms 256 KB Output is correct
44 Correct 5 ms 768 KB Output is correct
45 Correct 107 ms 12124 KB Output is correct
46 Correct 1 ms 256 KB Output is correct
47 Correct 0 ms 256 KB Output is correct
48 Correct 1 ms 256 KB Output is correct
49 Correct 59 ms 5844 KB Output is correct
50 Correct 244 ms 22136 KB Output is correct
51 Correct 236 ms 22136 KB Output is correct
52 Correct 249 ms 22136 KB Output is correct
53 Correct 97 ms 12152 KB Output is correct
54 Correct 103 ms 12152 KB Output is correct
55 Correct 248 ms 22248 KB Output is correct
56 Correct 252 ms 22136 KB Output is correct
57 Correct 102 ms 12152 KB Output is correct
58 Correct 0 ms 256 KB Output is correct
59 Correct 0 ms 256 KB Output is correct
60 Correct 1 ms 256 KB Output is correct
61 Correct 60 ms 5816 KB Output is correct
62 Correct 237 ms 22040 KB Output is correct
63 Correct 258 ms 22104 KB Output is correct
64 Correct 247 ms 22136 KB Output is correct
65 Correct 1 ms 256 KB Output is correct
66 Correct 61 ms 5840 KB Output is correct
67 Correct 238 ms 22100 KB Output is correct
68 Correct 242 ms 22264 KB Output is correct
69 Correct 251 ms 22136 KB Output is correct
70 Correct 0 ms 256 KB Output is correct
71 Correct 0 ms 256 KB Output is correct
72 Correct 0 ms 256 KB Output is correct
73 Incorrect 26 ms 3328 KB Answer gives possible 0 while actual possible 1
74 Halted 0 ms 0 KB -