Programmers [Java] - Lv. 0 : 수 조작하기 2

 

 

 

 

 

class Solution
{
    public String solution(int[] numLog)
	{
		String answer = "";
		StringBuilder strBuilder = new StringBuilder();
		
		for (int i = 0; i < numLog.length - 1; i++)
		{
			// numLog[i] 값 numLog[i+1] 값 비교
			if (numLog[i+1] == numLog[i] + 1)
				strBuilder.append("w");

			else if (numLog[i+1] == numLog[i] - 1)
				strBuilder.append("s");
			
			else if (numLog[i+1] == numLog[i] + 10)
				strBuilder.append("d");
			
			else if (numLog[i+1] == numLog[i] - 10)
				strBuilder.append("a");
			
		}

		answer = strBuilder.toString();
		
		return answer;
	}
}