import java.util.*;
class Main{
    public static void main(String args[]){
        Scanner scn = new Scanner(System.in);
        int m=scn.nextInt();
        int n=scn.nextInt();
        
        
        if(m<0||n<0||m>10||n>10){
            System.out.println("Invalid Input");
            return;
        }
        
        int [][] matrix=new int[m][n];
        
        for(int i=0;i<m;i++){
            for(int j=0;j<n;j++){
                matrix [i][j]=scn.nextInt();
                                
                }
                //arr element check
            
        }
            if (arr[i][j]<0||arr[i][j]>100){
                System.out.println("Invalid Input");
                return;
            }
            int target=scn.nextInt();
            int count=0;
            if(target<0||target>100){
                System.out.println("Invalid Input");
                return;
            }
            for(int i=0;i<m;i++){
                for(int j=0;j<n;j++){
                    if(matrix[i][j]==target){
                        count++;
                    }
                }
            }
        
            System.out.println(count);
        
    }
}