[Java] UVa 490 Rotating Sentences

題目連結

題意:
測資只有一組
給定好幾行字串
整段文字順時針90度後輸出

解法:
用二維陣列存
index 設計一下輸出即可

字串長短不一時，要記得補空格

程式(Java):

	import java.util.*;
	public class Main {
	public static void main(String args[]) {
	Scanner sc = new Scanner(System.in);
	char[][] data = new char[101][101];
	int lines = 0, max = 0;
	while (sc.hasNext()){
	String s1 = sc.nextLine();
	max = (s1.length() > max) ? s1.length() : max;
	for (int i = 0; i < s1.length(); i++)
	data[lines][i] = s1.charAt(i);
	lines++;
	}
	for (int j = 0; j < max; j++) {
	for (int k = lines - 1; k >= 0; k--) {
	if (data[k][j] == '\0') {
	System.out.print(" ");
	} else
	System.out.print(data[k][j]);
	}
	System.out.println();
	}
	}
	}

view raw UVa490.java hosted with ❤ by GitHub