invalidoperandexception.java

来自「mylanguage（大学作业）」· Java 代码 · 共 12 行

class InvalidOperandException extends ExecutionException {

    private String op;

    public InvalidOperandException(String o) {
        op = new String(o);
    }
    
    public String toString() {
        return "Operazione " + op + " non valida";
    }
}