6 Commits

8 changed files with 47 additions and 53 deletions

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@@ -1,6 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?>
<projectDescription>
<name>lesson1</name>
<name>Day1</name>
<comment></comment>
<projects>
</projects>

23
Day1/src/StringCheck.java Normal file
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@@ -0,0 +1,23 @@
import java.util.Scanner;
public class StringCheck {
public static void main(String[] args) {
String[] sentences = new String[4];
// 初期化
sentences[0]= "いまなにしてる?";
sentences[1]= "何も入力されていません";
sentences[2]= "投稿文が長すぎます";
sentences[3]= "↓↓↓↓↓↓ 投稿されました ↓↓↓↓↓↓";
Scanner scan = new Scanner(System.in);
String str = scan.nextLine();
// 標準入力から1行分の文字列を読み込む
String trimmedstr = str.trim();
// 前後の空白を削除
System.out.println(trimmedstr);
}
}

23
Day1/src/level2.java Normal file
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@@ -0,0 +1,23 @@
import java.util.Scanner;
public class level2 {
public static void main(String[] args) {
Scanner scan = new Scanner(System.in);
String str = scan.nextLine();
// 標準入力から1行分の文字列を読み込む
String trimmedstr = str.trim();
// 前後の空白を削除
// inputString()かも
System.out.println(trimmedstr);
// Scanner scanner = new scanner(System.in);
// String input = scanner.nextLine();
//
// String trimmedInput = input.trim();
// System.out.println(trimmedInput);
}
}

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@@ -1,52 +0,0 @@
package lesson1;
import java.util.Scanner;
public class StringCheck {
public static void main(String[] args) {
String[] comment = new String[4];
comment[0] = "いまなにしてる?";
comment[1] = "何も入力されていません";
comment[2] = "投稿文が長すぎます";
comment[3] = "↓↓↓↓↓↓ 投稿されました ↓↓↓↓↓↓";
System.out.println(comment[0]);
Scanner scanner = new Scanner(System.in);
String text = scanner.next();
String str = text.strip();
System.out.println("\n" + comment[3]);
System.out.println(str);
boolean isEmpty = str.isEmpty();
System.out.println(isEmpty);
int strLength = str.length();
System.out.println(strLength + "文字");
boolean isRange = strLength > 140;
System.out.println(isRange);
System.out.println(140 - str.length());
//一日目
for (String a : comment ) {
System.out.println(a);
}
while (true) {
int strLength = str.length();
System.out.println(strLength + "文字");
boolean isRange = strLength > 140;
System.out.println(isRange);
System.out.println(140 - str.length());
}
}
}