class ChongZai {/*求两个数据之和(两个整数或者两个小数)*/
public static void main(String[] args) {
int sum = getSum(2,3);
System.out.println(sum);
double num = getSum(12.2,12.3);
System.out.println(num);
}
public static int getSum(int a,int b){
int sum = a + b ;
return sum;
}
public static double getSum(double a,double b){
double num = a + b ;
return num;
}
} |
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