输入3科成绩,然后把三科成绩输出,成绩为整数形式。
数据范围: 
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); float a[] = new float[3]; for (int i = 0; i <= 2; i++) { a[i] = in.nextFloat(); } System.out.println("score1=" + (int)a[0] + ",score2=" +(int)a[1] + ",score3=" + (int)a[2]); } }
import java.util.Scanner; // 注意类名必须为 Main, 不要有任何 package xxx 信息 public class Main { public static void main(String[] args) { Scanner in = new Scanner(System.in); // 注意 hasNext 和 hasNextLine 的区别 while (in.hasNextInt()) { // 注意 while 处理多个 case int a = in.nextInt(); int b = in.nextInt(); int c = in.nextInt(); System.out.printf("score1=%d,score2=%d,score3=%d%n",a,b,c); } } }
import java.util.Scanner; public class Main{ public static void main(String[] args){ Scanner s = new Scanner(System.in); int [] a =new int[3]; for(int i =0;i<3;i++){ a[i] =s.nextInt(); } System.out.println("score1="+a[0]+","+"score2="+a[1]+","+"score3="+a[2]); } }
import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); int s1 = scanner.nextInt(); int s2 = scanner.nextInt(); int s3 = scanner.nextInt(); System.out.println("score1=" + s1 + "," + "score2=" + s2 + "," + "score3=" + s3); } }
import java.util.Scanner; public class Main{ public static void main(String[] args){ Scanner sin = new Scanner(System.in); int score1 = sin.nextInt(); int score2 = sin.nextInt(); int score3 = sin.nextInt(); System.out.print("score1=" + score1 + ","); System.out.print("score2=" + score2 + ","); System.out.print("score3=" + score3); } }
import java.util.Scanner; import java.util.ArrayList; import java.util.Arrays; public class Main { public static void main(String[] args){ Scanner s = new Scanner(System.in); String x = s.nextLine(); String[] score = x.split(" "); String str = ""; String num = ""; int i = 0; //将输入的数字一个个取出并且和 score N 拼接 for(String sc : score){ i++; num = String.valueOf(i); str = String.join("","score",num,"=",sc); if(i<score.length){ System.out.print(str + ","); }else{ System.out.print(str); } } } }