oj.uz

Submission #518711

# Submission time Handle Problem Language Result Execution time Memory
518711 2022-01-24T13:08:59 Z inksamurai Sajam (COCI18_sajam) C++17
0 / 90
 5000 ms 460 KB 
#include <bits/stdc++.h>
#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define rep(i,n) for(int i=0;i<n;i++)
#define crep(i,x,n) for(int i=x;i<n;i++)
#define drep(i,n) for(int i=n-1;i>=0;i--)
#define vec(...) vector<__VA_ARGS__>
#define _343tk3a ios::sync_with_stdio(0),cin.tie(0)
using namespace std;
void print(){cout<<"\n";}
template<class te,class ...ti>
void print(const te&v,const ti&...nv){cout<<v;if(sizeof...(nv)){cout<<" ";print(nv...);}}
typedef long long ll;
using pii=pair<int,int>;
using vi=vector<int>;
//e

int main(){
_343tk3a;
	int n,k;
	cin>>n>>k;
	int h,w;
	h=n,w=n;
	vec(bitset<1000>) a(h);
	rep(i,h){
		string s;
		cin>>s;
		rep(j,w){
			a[i][j]=(s[j]=='x');
		}
	}
	bitset<1000> _ie;
	rep(i,n) _ie[i]=1;
	auto af=[&](bitset<1000> _a){
		int res=0;
		rep(i,h){
			res+=min((a[i]^_a).count(),(_ie^a[i]^_a).count());
		}
		return res;
	};
	int res=n+1;
	rep(i,h){
		res=min(res,af(a[i]));
	}
	rep(i,h){
		rep(j,w){
			a[i][j]=1-a[i][j];
			af(a[i]);
			a[i][j]=1-a[i][j];
		}
	}
	print((res<=k?"DA":"NE"),"\n");
//
	return 0;
}

Subtask #1
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 204 KB Output is correct
2 Execution timed out 5055 ms 332 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 14 ms 204 KB Output is correct
2 Correct 35 ms 296 KB Output is correct
3 Incorrect 79 ms 204 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5059 ms 332 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5062 ms 332 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5085 ms 332 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 15.0

# Verdict Execution time Memory Grader output
1 Execution timed out 5057 ms 460 KB Time limit exceeded
2 Halted 0 ms 0 KB -