public class Main {
/**from 时 代 J a v a**/
private int[] myValues;
public void setGrades(int[] grades) {
this.myValues = grades;
}
// Return cloned grades so the caller cannot modify our internal grades
public int[] getGrades() {
return myValues != null ? myValues.clone() : null;
}
public int meanGrade() {
int mean = 0;
if (myValues != null && myValues.length > 0) {
int sum = 0;
for (int i = 0; i < myValues.length; i++) {// 来自 时 代 J a v a 公 众 号 - N o w J a v a . c o m
sum += myValues[i];
}
mean = sum / myValues.length;
}
return mean;
}
public int minGrade() {
int min = 0;
for (int index = 0; index < myValues.length; index++) {
if (myValues[index] < min) {
min = myValues[index];
}
}
return min;
}
public int maxGrade() {
int max = 0;
for (int index = 0; index < myValues.length; index++) {
if (myValues[index] > max) {
max = myValues[index];
}
}
return max;
}
static int[] initGrades() {
int[] grades = { 57, 88, 67, 95, 99, 74, 81 };
return grades;
}
public static void main(String args) {
Main ga = new Main();
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