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  1. import java.util.Scanner;
  2.  
  3. public class Main {
  4. 	public static void main(String[] args) {
  5. 		Scanner sc = new Scanner(System.in);
  6. 		int[][] gearWheels = new int[4][8];
  7. 		int[] dirFlag = new int[gearWheels.length];
  8.  
  9. 		for(int i=0; i<4; i++){
  10. 			String[] tmp = sc.nextLine().split("");
  11. 			for(int j=1; j<=8; j++){
  12. 				gearWheels[i][j-1] = Integer.parseInt(tmp[j]);
  13. 			}
  14. 		}
  15.  
  16. 		int cnt = Integer.parseInt(sc.nextLine());
  17.  
  18. 		for(int i=0; i<cnt; i++){
  19. 			String[] line = sc.nextLine().split(" ");
  20. 			int gearNum = Integer.parseInt(line[0])-1;
  21. 			int dir = Integer.parseInt(line[1]);
  22. 			int dirTmp = dir;
  23. 			dirFlag[gearNum] = dirTmp;
  24. 			for(int j=gearNum; j<gearWheels.length-1; j++){
  25. 				if(gearWheels[j][2]!=gearWheels[j+1][6]){
  26. 					dirTmp = dirTmp*(-1);
  27. 				}else{
  28. 					dirTmp = 0;
  29. 				}
  30. 				dirFlag[j+1] = dirTmp;
  31. 			}
  32.  
  33. 			dirTmp = dir;
  34. 			for(int j=gearNum; j>0; j--){
  35. 				if(gearWheels[j][6]!=gearWheels[j-1][2]){
  36. 					dirTmp = dirTmp*(-1);
  37. 				}else{
  38. 					dirTmp = 0;
  39. 				}
  40. 				dirFlag[j-1] = dirTmp;
  41. 			}
  42. 			rotateGearWheels(gearWheels, dirFlag);
  43. 		}
  44.  
  45. 		// 결과 출력
  46. 		System.out.println(gearWheels[0][0]*1+gearWheels[1][0]*2
  47. 				+gearWheels[2][0]*4+gearWheels[3][0]*8);
  48. 		sc.close();
  49. 	}
  50.  
  51. 	// 톱니바퀴 회전 시키는 메소드
  52. 	public static void rotateGearWheels(int[][] gearWheels, int[] dirFlag){
  53. 		for(int i=0; i<gearWheels.length; i++){
  54. 			if(dirFlag[i]==0){
  55. 				continue;
  56. 			}else if(dirFlag[i]==1){ // 시계 방향 회전
  57. 				int tmp = gearWheels[i][gearWheels[i].length-1];
  58. 				for(int j=gearWheels[i].length-1; j>0; j--){
  59. 					gearWheels[i][j] = gearWheels[i][j-1];
  60. 				}
  61. 				gearWheels[i][0] = tmp;
  62. 			}else if(dirFlag[i]==-1){ // 반시계 방향 회전
  63. 				int tmp = gearWheels[i][0];
  64. 				for(int j=0; j<gearWheels[i].length-1; j++){
  65. 					gearWheels[i][j] = gearWheels[i][j+1];
  66. 				}
  67. 				gearWheels[i][gearWheels[i].length-1] = tmp;
  68. 			}
  69. 		}
  70. 	}
  71.  
  72. }
Runtime error #stdin #stdout #stderr 0.11s 2249728KB
comments (?)
stdin
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10101111
01111101
11001110
00000010
2
3 -1
1 1
stdout
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Standard output is empty
stderr
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Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 8
	at Main.main(Main.java:12)
https://ideone.com/1tmdHs
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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