Scanner sc = new Scanner(System.in);
int row = sc.nextInt();
int col = sc.nextInt();
int[][] arr= new int[row][col];
for(int i=0;i<row;i++) {
for(int j =0; j<col;j++) {
arr[i][j] = sc.nextInt();
}
}
int val = sc.nextInt();
boolean flag=false;
for(int i=0;i<row;i++) {
for(int j =0; j<col;j++) {
if(arr[i][j]==val)
flag=true;
else
flag = false;
}
}
if(flag==true)
System.out.println("1");
else
System.out.println("0");