Submission #1333695

#	Time	Username	Problem	Language	Result	Execution time	Memory
1333695		i271828	IMO (EGOI25_imo)	C++20	10 / 100	1 ms	344 KiB

Main

#include <bits/stdc++.h>
#define pii pair<int,int>
#define ll long long
using namespace std;

const int MAX=2e4+5;
const int MAXM=105;
const int INF=1<<30;

int N,M,K;
int A[2][2];
bool X[2][2];
int L[2],R[2];

int main(){
	ios::sync_with_stdio(0);cin.tie(0);
	cin>>N>>M>>K;
	for (int i=0;i<N;i++) for (int j=0;j<M;j++) cin>>A[i][j];
	int ans=0;
	for (int bm=0;bm<16;bm++){
		L[0]=L[1]=R[0]=R[1]=0;
		for (int i=0;i<2;i++) for (int j=0;j<2;j++){
			if (bm&(1<<(i*2+j))) R[i]+=K;
			else L[i]+=A[i][j],R[i]+=A[i][j];
		}
		if (R[0]<L[1]||R[1]<=L[0]) ans=max(ans,__builtin_popcount(bm));
	}
	cout<<N*M-ans<<'\n';
}

• Subtask 0: 0 / 0
• Subtask 1: 10 / 10
• Subtask 2: 0 / 13
• Subtask 3: 0 / 10
• Subtask 4: 0 / 18
• Subtask 5: 0 / 21
• Subtask 6: 0 / 28