Java使用数组实现学分等级分类

    技术2023-08-23  87

    package homework; import java.util.Scanner; public class CreditRating { public static void main(String[] args) { Scanner sc = new Scanner(System.in); // 测试数组 // int score[] = { 72, 89, 65, 58, 87, 91, 53, 82, 71, 93, 76, 68 }; int countA = 0, countB = 0, countC = 0, countD = 0, countE = 0; int score[] = new int[12]; for (int i = 0; i < score.length; i++) { System.out.print("请输入第" + (i + 1) + "个学生的成绩:"); score[i] = sc.nextInt(); if (score[i] > 90) { countA++; } else if (score[i] > 80 && score[i] <= 89) { countB++; } else if (score[i] > 70 && score[i] <= 79) { countC++; } else if (score[i] > 60 && score[i] <= 69) { countD++; } else { countE++; } } System.out.println("\n共有" + score.length + "人参加本次测试,测试结果分别为:"); for (int i = 0; i < score.length; i++) { System.out.print(score[i] + " "); } System.out.println("\n\n其中A类学员" + countA + "人,B类学员" + countB + "人,C类学员" + countC + "人,D类学员" + countD + "人,E类学员" + countE + "人"); sc.close(); } }
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