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1009 说反话

给定一句英语,要求你编写程序,将句中所有单词的顺序颠倒输出。

输入格式:

测试输入包含一个测试用例,在一行内给出总长度不超过 80 的字符串。字符串由若干单词和若干空格组成,其中单词是由英文字母(大小写有区分)组成的字符串,单词之间用 1 个空格分开,输入保证句子末尾没有多余的空格。

输出格式:

每个测试用例的输出占一行,输出倒序后的句子。

输入样例:

tex
Hello World Here I Come
Hello World Here I Come

输出样例:

tex
Come I Here World Hello
Come I Here World Hello

Solution:

java
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        String[] input = in.readLine().split(" ");
        StringBuilder sb = new StringBuilder();
        for (int i = input.length - 1; i >= 0; i--) {
            sb.append(input[i]);
            if (i > 0) sb.append(" ");
        }
        System.out.println(sb);
    }
}
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader in = new BufferedReader(new InputStreamReader(System.in));
        String[] input = in.readLine().split(" ");
        StringBuilder sb = new StringBuilder();
        for (int i = input.length - 1; i >= 0; i--) {
            sb.append(input[i]);
            if (i > 0) sb.append(" ");
        }
        System.out.println(sb);
    }
}

Released under the MIT License.