JAVA37. 判断学生成绩
描述
定义一个方法用于录入学生的考试成绩，要求考试成绩必须在0-100之间，不满足就产生一个自定义异常，控制台输出一个错误信息"分数不合法"（请输出自定义异常对象的错误信息，将错误信息设置为分数不合法）输入描述
控制台输入的int类型整数输出描述
若分数合法则输出该分数，否则输出错误信息分数不合法示例1
输入:
100
输出:
100
示例2
输入:
-1
输出:
分数不合法
Java 解法, 执行用时: 14ms, 内存消耗: 4200KB, 提交时间: 2022-05-28
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int score = scanner.nextInt();
//write your code here......
try{
if(score < 0 || score > 100){
throw new ScoreException("分数不合法");
}else{
System.out.println(score);
}
}catch(ScoreException e){
System.out.println(e.getMessage());
}
}
}
class ScoreException extends Exception {
//write your code here......
public ScoreException(String message){
super(message);
}
}
Java 解法, 执行用时: 25ms, 内存消耗: 10512KB, 提交时间: 2022-02-09
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int score = scanner.nextInt();
boolean flag = true;
//write your code here......
if(!(score >= 0 && score <= 100)) {
try {
throw new ScoreException("分数不合法");
}catch (ScoreException e) {
System.out.println(e.getMessage());
flag = false;
}
}
if(flag) {
System.out.println(score);
}
}
}
class ScoreException extends Exception {
//write your code here......
public ScoreException() {
}
public ScoreException(String message) {
super(message);
}
}
Java 解法, 执行用时: 26ms, 内存消耗: 10776KB, 提交时间: 2022-02-09
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int score = scanner.nextInt();
//write your code here......
try{
if(score >= 0 && score <= 100)
System.out.println(score);
else
throw new ScoreException("分数不合法");
}catch(ScoreException e){
System.out.println(e.getMessage());
}
}
}
class ScoreException extends Exception {
//write your code here......
public ScoreException(String message){
super(message);
}
}
Java 解法, 执行用时: 27ms, 内存消耗: 10736KB, 提交时间: 2022-02-08
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int score = scanner.nextInt();
//write your code here......
try{
if((score>=0) && (score<=100)){
System.out.println(score);
}else{
throw new ScoreException("分数不合法");
}
}catch(ScoreException str){
System.out.println(str.getMessage());
}
}
}
class ScoreException extends Exception {
//write your code here......
public ScoreException(String message){
super(message);
}
}
Java 解法, 执行用时: 28ms, 内存消耗: 10500KB, 提交时间: 2022-02-08
import java.util.*;
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int score = scanner.nextInt();
//write your code here......
try {
if (score < 0 || score > 100) {
throw new ScoreException("分数不合法");
}
System.out.println(score);
} catch (ScoreException e) {
System.out.println(e.getMessage());
}
}
}
class ScoreException extends Exception {
//write your code here......
public ScoreException(String message) {
super(message);
}
}