ChAoS實驗室

importjava.util.*;
publicclassGrade{publicstaticvoidmain(Stringargs[]){Scannerinput = newScanner(System.in);
 inta, b, length;
 floataverageStu;
 float[]averageGrades = newfloat[3];
 StringA, B, C;
 System.out.println("請輸入學生數量");
 length = input.nextInt();
 int[]gradesChi = newint[length];
 int[]gradesMath = newint[length];
 int[]gradesEn = newint[length];
 int[]students = newint[length];
 int[]max = {0, 0, 0};
 int[]min = {100, 100, 100};
 int[]gradesAverage = newint[3];
 for(a=0;a < length;a++){System.out.println("輸入學號:");
 b = input.nextInt();
 if(b == -1){break;
 }students[a] = b;
 System.out.println("輸入國文成績:");
 gradesChi[a] = input.nextInt();
 System.out.println("輸入數學成績:");
 gradesMath[a] = input.nextInt();
 System.out.println("輸入英文成績:");
 gradesEn[a] = input.nextInt();
 }System.out.println("輸入結束!\r\n全班共"+ (a+1) +"位學生成績:");
 for(b=0;b < length;b++){if(gradesChi[b] == 100){A = "優";
 }elseif(gradesChi[b] < 100 && gradesChi[b] >= 90){A = "甲";
 }elseif(gradesChi[b] < 90 && gradesChi[b] >= 80){A = "乙";
 }elseif(gradesChi[b] < 80 && gradesChi[b] >= 70){A = "丙";
 }elseif(gradesChi[b] < 70 && gradesChi[b] >= 60){A = "丁";
 }else{A = "戊";
 }if(gradesMath[b] == 100){B = "優";
 }elseif(gradesMath[b] < 100 && gradesMath[b] >= 90){B = "甲";
 }elseif(gradesMath[b] < 90 && gradesMath[b] >= 80){B = "乙";
 }elseif(gradesMath[b] < 80 && gradesMath[b] >= 70){B = "丙";
 }elseif(gradesMath[b] < 70 && gradesMath[b] >= 60){B = "丁";
 }else{B = "戊";
 }if(gradesEn[b] == 100){C = "優";
 }elseif(gradesEn[b] < 100 && gradesEn[b] >= 90){C = "甲";
 }elseif(gradesEn[b] < 90 && gradesEn[b] >= 80){C = "乙";
 }elseif(gradesEn[b] < 80 && gradesEn[b] >= 70){C = "丙";
 }elseif(gradesEn[b] < 70 && gradesEn[b] >= 60){C = "丁";
 }else{C = "戊";
 }averageStu = Math.round((gradesChi[b] + gradesMath[b] + gradesEn[b])/3);
 System.out.println(students[b] + "國文:" + A + "數學:" + B + "英文:" + C + "平均:" + averageStu);
 }for(b=0;b < length;b++){gradesAverage[0] = gradesChi[b] + gradesAverage[0];
 gradesAverage[1] = gradesMath[b] + gradesAverage[1];
 gradesAverage[2] = gradesEn[b] + gradesAverage[2];
 if(gradesChi[b]>max[0]){max[0]=gradesChi[b];
 }if(gradesChi[b]<min[0]){min[0]=gradesChi[b];
 }if(gradesMath[b]>max[1]){max[1]=gradesMath[b];
 }if(gradesMath[b]<min[1]){min[1]=gradesMath[b];
 }if(gradesEn[b]>max[2]){max[2]=gradesEn[b];
 }if(gradesEn[b]<min[2]){min[2]=gradesEn[b];
 }}for(b=0;b < averageGrades.length; b++){averageGrades[b] = Math.round(gradesAverage[b]/length);
 switch(b){case0 :
 System.out.println("全班國文成績最高分:" + max[b] + "最低分:" + min[b] + "平均:" + averageGrades[b]);
 break;
 case1 :
 System.out.println("全班數學成績最高分:" + max[b] + "最低分:" + min[b] + "平均:" + averageGrades[b]);
 break;
 case2 :
 System.out.println("全班英文成績最高分:" + max[b] + "最低分:" + min[b] + "平均:" + averageGrades[b]);
 break;
 default :
 System.out.println("Error");
 break;
 }}}}

importjava.util.*;
publicclassGrade{publicstaticvoidmain(Stringargs[]){Scannerinput = newScanner(System.in);
 inta, b, length;
 floataverageStu;
 float[]averageGrades = newfloat[3];
 StringA, B, C;
 System.out.println("請輸入學生數量");
 length = input.nextInt();
 int[]gradesChi = newint[length];
 int[]gradesMath = newint[length];
 int[]gradesEn = newint[length];
 int[]students = newint[length];
 int[]max = {0, 0, 0};
 int[]min = {100, 100, 100};
 int[]gradesAverage = newint[3];
 for(a=0;a < length;a++){System.out.println("輸入學號:");
 b = input.nextInt();
 if(b == -1){break;
 }students[a] = b;
 System.out.println("輸入國文成績:");
 gradesChi[a] = input.nextInt();
 System.out.println("輸入數學成績:");
 gradesMath[a] = input.nextInt();
 System.out.println("輸入英文成績:");
 gradesEn[a] = input.nextInt();
 }System.out.println("輸入結束!\r\n全班共"+ (a+1) +"位學生成績:");
 for(b=0;b < length;b++){if(gradesChi[b] == 100){A = "優";
 }elseif(gradesChi[b] < 100 && gradesChi[b] >= 90){A = "甲";
 }elseif(gradesChi[b] < 90 && gradesChi[b] >= 80){A = "乙";
 }elseif(gradesChi[b] < 80 && gradesChi[b] >= 70){A = "丙";
 }elseif(gradesChi[b] < 70 && gradesChi[b] >= 60){A = "丁";
 }else{A = "戊";
 }if(gradesMath[b] == 100){B = "優";
 }elseif(gradesMath[b] < 100 && gradesMath[b] >= 90){B = "甲";
 }elseif(gradesMath[b] < 90 && gradesMath[b] >= 80){B = "乙";
 }elseif(gradesMath[b] < 80 && gradesMath[b] >= 70){B = "丙";
 }elseif(gradesMath[b] < 70 && gradesMath[b] >= 60){B = "丁";
 }else{B = "戊";
 }if(gradesEn[b] == 100){C = "優";
 }elseif(gradesEn[b] < 100 && gradesEn[b] >= 90){C = "甲";
 }elseif(gradesEn[b] < 90 && gradesEn[b] >= 80){C = "乙";
 }elseif(gradesEn[b] < 80 && gradesEn[b] >= 70){C = "丙";
 }elseif(gradesEn[b] < 70 && gradesEn[b] >= 60){C = "丁";
 }else{C = "戊";
 }averageStu = Math.round((gradesChi[b] + gradesMath[b] + gradesEn[b])/3);
 System.out.println(students[b] + "國文:" + A + "數學:" + B + "英文:" + C + "平均:" + averageStu);
 }for(b=0;b < length;b++){gradesAverage[0] = gradesChi[b] + gradesAverage[0];
 gradesAverage[1] = gradesMath[b] + gradesAverage[1];
 gradesAverage[2] = gradesEn[b] + gradesAverage[2];
 if(gradesChi[b]>max[0]){max[0]=gradesChi[b];
 }if(gradesChi[b]<min[0]){min[0]=gradesChi[b];
 }if(gradesMath[b]>max[1]){max[1]=gradesMath[b];
 }if(gradesMath[b]<min[1]){min[1]=gradesMath[b];
 }if(gradesEn[b]>max[2]){max[2]=gradesEn[b];
 }if(gradesEn[b]<min[2]){min[2]=gradesEn[b];
 }}for(b=0;b < averageGrades.length; b++){averageGrades[b] = Math.round(gradesAverage[b]/length);
 switch(b){case0 :
 System.out.println("全班國文成績最高分:" + max[b] + "最低分:" + min[b] + "平均:" + averageGrades[b]);
 break;
 case1 :
 System.out.println("全班數學成績最高分:" + max[b] + "最低分:" + min[b] + "平均:" + averageGrades[b]);
 break;
 case2 :
 System.out.println("全班英文成績最高分:" + max[b] + "最低分:" + min[b] + "平均:" + averageGrades[b]);
 break;
 default :
 System.out.println("Error");
 break;
 }}}}