bufferedreader in java
class Main {
public static void main (String[] args) throws IOException{
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
String[] str = br.readLine().split(" "); // 6 2
String[] input = br.readLine().split(" "); // 1 2 3 4 5 6
int n = Integer.parseInt(str[0]); // 6
int k = Integer.parseInt(str[1]); // 2
int [] arr = new int [n];
for(int i=0; i<n; i++)
{
arr[i] = Integer.parseInt(input[i]); // 1 2 3 4 5 6
}
}
}