oj.uz

Submission #889678

# Submission time Handle Problem Language Result Execution time Memory
889678 2023-12-20T05:04:49 Z vjudge1 Council (JOI23_council) C++17
22 / 100
 4000 ms 30948 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#pragma GCC target("avx,avx2,fma")
#pragma GCC optimize("Ofast,unroll-loops")
#define pii pair<int,int>
using namespace __gnu_pbds;
using namespace std;
#define pb push_back
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define int long long
#define f first
#define s second
#define pii pair<int,int>
template<class T>bool umax(T &a,T b){if(a<b){a=b;return true;}return false;}
template<class T>bool umin(T &a,T b){if(b<a){a=b;return true;}return false;}
typedef tree<int, null_type, less_equal<int>, rb_tree_tag,
	tree_order_statistics_node_update> ordered_set;
const int mod= 1e9 +7;
const int N=1e5*4;

int binpow (int a, int n) {
	if (n == 0)
		return 1;
	if (n % 2 == 1)
		return binpow (a, n-1) * a;
	else {
		int b = binpow (a, n/2);
		return b * b;
	}
}

void solve(){
	int n,m,k;
	
	cin>>n>>m;
	int arr[n+1][m+1];
	vector<int>vis(m+1);
	map<int,int>mp;
	for(int i = 1;i<=n;i++){
		int sum = 0;
		for(int j = 1;j<=m;j++){
			cin>>arr[i][j];
			if(arr[i][j]){
				vis[j]+=1;
				sum += (1<<(j-1));
			}
		}
		mp[sum]++;
	}
	if(n<=3000){
		for(int i = 1;i<=n;i++){
			int mx = 0;
			vector<int>vis1(m+1);
			for(int j = 1;j<=m;j++){
				if(arr[i][j])
					vis1[j]++;
			}
			
			for(int j = 1;j<=n;j++){
				if(j==i)continue;
				vector<int>vis2(m+1);
				int cnt = 0 ;
				for(int k = 1;k<=m;k++){
					if(arr[j][k])vis2[k]++;
				}
				for(int k = 1;k<=m;k++){
					if((vis[k]-vis1[k]-vis2[k])>((n-2)/2))cnt++;
					//cout<<vis[k]-vis1[k]-vis2[k]<<" ";
				}
				//cout<<"\n";
				umax(mx,cnt);
			}
			cout<<mx<<"\n";
		}
	}
	else{
		if(m>=11){
			cout<<-1<<endl;
			return;
		}
		
		for(int i = 1;i<=n;i++){
			int sum = 0,val;
			for(int j = 1;j<=m;j++)
				if(arr[i][j]){
					vis[j]--;
					val += (1<<(j-1));
				}
			mp[val]--;
			int mx = 0;
			for(int mask = 0;mask<(1<<m);mask++){
				if(mp[mask]<=0)continue;
				int cnt = 0;
				for(int j = 0;j<m;j++)
					if(((mask>>j)&1)==1)vis[j+1]--;
				
				for(int j = 1;j<=m;j++)
					if(vis[j]>((n-2)/2))cnt++;
				umax(mx,cnt);
				//---------
				for(int j = 0;j<m;j++)
					if(((mask>>j)&1)==1)vis[j+1]++;
			}
			cout<<mx<<"\n";
			mp[val]++;
			for(int j = 1;j<=m;j++)
				if(arr[i][j])
					vis[j]++;
		}
		
		
	}








}

 signed main()
{
//	freopen("seq.in", "r", stdin);
//  freopen("seq.out", "w", stdout);
	ios_base::sync_with_stdio(0);cin.tie(NULL);cout.tie(NULL);
	int cnt=0;
	int tt=1;//cin>>tt;
	while(tt--)solve();

}

Compilation message

council.cpp: In function 'void solve()':
council.cpp:85:8: warning: unused variable 'sum' [-Wunused-variable]
   85 |    int sum = 0,val;
      |        ^~~
council.cpp:35:10: warning: unused variable 'k' [-Wunused-variable]
   35 |  int n,m,k;
      |          ^
council.cpp: In function 'int main()':
council.cpp:130:6: warning: unused variable 'cnt' [-Wunused-variable]
  130 |  int cnt=0;
      |      ^~~

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 4 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 4 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 4 ms 500 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 3 ms 456 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 2 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 4 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 600 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 4 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 4 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 4 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 4 ms 500 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 3 ms 456 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 2 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 4 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 600 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 4 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 350 ms 1172 KB Output is correct
52 Correct 239 ms 856 KB Output is correct
53 Correct 371 ms 1120 KB Output is correct
54 Correct 373 ms 1120 KB Output is correct
55 Correct 260 ms 348 KB Output is correct
56 Correct 435 ms 1048 KB Output is correct

Subtask #3
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 175 ms 26784 KB Output is correct
3 Correct 53 ms 8004 KB Output is correct
4 Correct 116 ms 14988 KB Output is correct
5 Correct 168 ms 21952 KB Output is correct
6 Correct 118 ms 14956 KB Output is correct
7 Correct 172 ms 21984 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 3 ms 348 KB Output is correct
17 Correct 262 ms 496 KB Output is correct

Subtask #4
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 175 ms 26784 KB Output is correct
3 Correct 53 ms 8004 KB Output is correct
4 Correct 116 ms 14988 KB Output is correct
5 Correct 168 ms 21952 KB Output is correct
6 Correct 118 ms 14956 KB Output is correct
7 Correct 172 ms 21984 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 3 ms 348 KB Output is correct
17 Correct 262 ms 496 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Execution timed out 4080 ms 30948 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 175 ms 26784 KB Output is correct
3 Correct 53 ms 8004 KB Output is correct
4 Correct 116 ms 14988 KB Output is correct
5 Correct 168 ms 21952 KB Output is correct
6 Correct 118 ms 14956 KB Output is correct
7 Correct 172 ms 21984 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 3 ms 348 KB Output is correct
17 Correct 262 ms 496 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Execution timed out 4080 ms 30948 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #6
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 175 ms 26784 KB Output is correct
3 Correct 53 ms 8004 KB Output is correct
4 Correct 116 ms 14988 KB Output is correct
5 Correct 168 ms 21952 KB Output is correct
6 Correct 118 ms 14956 KB Output is correct
7 Correct 172 ms 21984 KB Output is correct
8 Correct 0 ms 344 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 3 ms 344 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 3 ms 348 KB Output is correct
17 Correct 262 ms 496 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Execution timed out 4080 ms 30948 KB Time limit exceeded
21 Halted 0 ms 0 KB -

Subtask #7
0 / 22.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 4 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 4 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 344 KB Output is correct
12 Correct 4 ms 500 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 3 ms 344 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 3 ms 456 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 0 ms 348 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 2 ms 348 KB Output is correct
27 Correct 0 ms 348 KB Output is correct
28 Correct 0 ms 344 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 0 ms 348 KB Output is correct
31 Correct 4 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 348 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 0 ms 348 KB Output is correct
37 Correct 0 ms 600 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 1 ms 348 KB Output is correct
40 Correct 4 ms 348 KB Output is correct
41 Correct 0 ms 348 KB Output is correct
42 Correct 0 ms 348 KB Output is correct
43 Correct 0 ms 348 KB Output is correct
44 Correct 0 ms 348 KB Output is correct
45 Correct 0 ms 348 KB Output is correct
46 Correct 0 ms 348 KB Output is correct
47 Correct 0 ms 348 KB Output is correct
48 Correct 0 ms 348 KB Output is correct
49 Correct 0 ms 348 KB Output is correct
50 Correct 0 ms 348 KB Output is correct
51 Correct 350 ms 1172 KB Output is correct
52 Correct 239 ms 856 KB Output is correct
53 Correct 371 ms 1120 KB Output is correct
54 Correct 373 ms 1120 KB Output is correct
55 Correct 260 ms 348 KB Output is correct
56 Correct 435 ms 1048 KB Output is correct
57 Correct 0 ms 348 KB Output is correct
58 Correct 175 ms 26784 KB Output is correct
59 Correct 53 ms 8004 KB Output is correct
60 Correct 116 ms 14988 KB Output is correct
61 Correct 168 ms 21952 KB Output is correct
62 Correct 118 ms 14956 KB Output is correct
63 Correct 172 ms 21984 KB Output is correct
64 Correct 0 ms 344 KB Output is correct
65 Correct 0 ms 348 KB Output is correct
66 Correct 0 ms 348 KB Output is correct
67 Correct 0 ms 348 KB Output is correct
68 Correct 3 ms 344 KB Output is correct
69 Correct 0 ms 348 KB Output is correct
70 Correct 0 ms 348 KB Output is correct
71 Correct 1 ms 348 KB Output is correct
72 Correct 3 ms 348 KB Output is correct
73 Correct 262 ms 496 KB Output is correct
74 Correct 0 ms 348 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Execution timed out 4080 ms 30948 KB Time limit exceeded
77 Halted 0 ms 0 KB -