문제

코드
import java.io.IOException;
import java.util.Deque;
import java.util.LinkedList;
import java.util.Scanner;
public class q28456 {
public static void main(String[] args) throws IOException {
Scanner sc = new Scanner(System.in);
int N = sc.nextInt();
Deque[] array = new Deque[N];
for(int i=0; i<N; i++) {
array[i] = new LinkedList();
for(int j=0; j<N; j++) {
array[i].addLast(sc.nextInt());
}
}
int Q = sc.nextInt();
for(int a=0; a<Q; a++) {
int command = sc.nextInt();
switch(command) {
case 1 :
int I = sc.nextInt() - 1;
array[I].addFirst(array[I].pollLast());
break;
case 2:
Deque[] arrayTemp = new Deque[N];
for(int b=0; b<N; b++) {
arrayTemp[b] = new LinkedList();
}
for(int i=0; i<N; i++) {
for(int j=0; j<N; j++) {
arrayTemp[j].addFirst(array[i].pollFirst());
}
}
array = arrayTemp;
}
}
for(int i=0; i<N; i++) {
for(int j=0; j<N; j++) {
System.out.print(array[i].pollFirst() + " ");
}
System.out.println();
}
}
}