package com.atguigu.spring.aop;
public interface ArithmeticCalculator {
int add(int i, int j);
int sub(int i, int j);
int mul(int i, int j);
int div(int i, int j);
}
package com.atguigu.spring.aop;
public interfapackage com.atguigu.spring.aop;
public interface ArithmeticCalculator {
int add(int i, int j);
int sub(int i, int j);
int mul(int i, int j);
int div(int i, int j);
}
package com.atguigu.spring.aop;
public interfa