#include<bits/stdc++.h>
using namespace std;
int main(){
	long long n,m,k,a[10010],ac,acc,summ=0;
	cin>>n>>m>>k;
	if(n%2==0){
		ac=n/2;
	}else{
		ac=n/2+1;
	}
	if(m%2==0){
		acc=n/2;
	}else{
		acc=m/2+1;
	}
	while(m--){
		int sum=0;
		for(int i=0;i<n;i++){
			cin>>a[i];
			if(a[i]==k){
				sum++;
			}
		}
		if(sum>=ac){
			summ++;
		}
	}
	if(acc<=summ){
		cout<<"YES";
	}else{
		cout<<"NO";
	}
	return 0;
}