Submission #73462

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Source Code Expand

import java.util.Scanner;

public class Main {
	public static void main(String[] args){
		Scanner s = new Scanner(System.in);
		int current = s.nextInt();
		int target = s.nextInt();
		int dif = Math.abs(current - target);
		
		if (dif > 40) System.out.println(-1);
		
		if (dif == 0){
			System.out.println(0);
			return;
		}
		
		for (int i = 0; i < 5; ++i){
			for (int j = 0; j < 5; ++j){
				for (int k = 0; k < 5; ++k){
					for (int l = 0; l < 5; ++l){
						for (int m = 0; m < 5; ++m){
							for (int n = 0; n < 5; ++n){
								
								if(dif == loop(loop(loop(loop(loop(loop(0)[i])[j])[k])[l])[m])[n] ){									
									if(m == 0)
										System.out.println(1);
									else if(l == 0)
										System.out.println(2);
									else if(k == 0)
										System.out.println(3);
									else if(j == 0)
										System.out.println(4);
									else if(i == 0)
										System.out.println(5);
									else 
										System.out.println(6);
									return;									
								}
							}
						}
					}
				}
			}
		}
	}
	
	static int changeTemp(int t, int i){
		if (i == 1)
			t = t - 1;
		if (i == 2)
			t = t + 1;
		if (i == 3)
			t = t + 5;
		if (i == 4)
			t = t + 10;
		return t;
	}
	
	static int[] loop(int val){
		int a[] = new int[100];
		for (int i = 0; i < 5; ++i){
			a[i] = changeTemp(val,i);
		}
		return a;
	}
}

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