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我做了一个简单的成绩系统的乐趣。我尝试应用总分数并将其添加到我的getApercent()
方法中的公式中。但是,我不断收到错误,不知道该怎么办。如何从另一个方法获得结果到另一个使用java的方法?
package gradesystem;
import java.util.Scanner;
public class Gradesystem {
public static void main(String[] args) {
Scanner keyboard = new Scanner(System.in);
Gradesystem gs = new Gradesystem();
// TODO Auto-generated method stub
int Acount,Bcount,Ccount,Dcount,Fcount;
double ap,bp,cp,dp,fp;
System.out.println("Enter the amount of A's");
Acount = keyboard.nextInt();
System.out.println("Enter the amount of B's");
Bcount = keyboard.nextInt();
System.out.println("Enter the amount of C's");
Ccount = keyboard.nextInt();
System.out.println("Enter the amount of D's");
Dcount = keyboard.nextInt();
System.out.println("Enter the amount of F's");
Fcount = keyboard.nextInt();
int grades;
ap = getApercent(Acount);
System.out.println(ap);
bp = getBpercent(Bcount);
System.out.println(bp);
cp = getCpercent(Ccount);
System.out.println(cp);
dp = getDpercent(Dcount);
System.out.println(dp);
fp = getFpercent(Fcount);
System.out.println(fp);
}
public static void Totalgrades(int acount, int bcount, int ccount, int dcount, int fcount){
int totalofgrades = acount + bcount + ccount + dcount + fcount;
System.out.print(totalofgrades);
}
public static double getApercent(int a){
double ap;
ap = (a/a * 100) + 0.5;
return Math.round(ap);
}
public static double getBpercent(int b){
double bp;
bp = (b/b * 100) + 0.5;
return Math.round(bp);
}
public static double getCpercent(int c){
double cp;
cp = (c/c * 100) + 0.5;
return Math.round(cp);
}
public static double getDpercent(int d){
double dp;
dp = (d/d * 100) + 0.5;
return dp;
}
public static double getFpercent(int f){
double fp;
fp = (f/f * 100) + 0.5;
return fp;
}
}
'我总是收到错误,不知道该怎么办......我们也没有,因为你从来没有告诉我们错误是什么。确切的问题是什么? –
那么一个/ a是基本的数学。结果将是1.例如。 10/10 = 1 – darkhouse
在Totalgrades中,我试图在我的getApercent()方法中获取Acount,Bcount等的总数。我试图做到这一点“a/totalgrades()* 100 + 0.5 –