Created
November 16, 2022 18:23
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Main para probar el evaluador de expresiones
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// EvaluarExpresiones. (16/nov/22 15.12) | |
// Evaluador de expresiones simples a partir del contenido de una cadena. | |
// Basado en el código de ejemplo de Prueba08 con sealed interface y records. | |
//package com.example.evaluar; | |
public class Main { | |
public static void main(String[] args) throws Exception { | |
System.out.println("Evaluar expresiones simples."); | |
System.out.println(); | |
String expresion; | |
int res; | |
expresion = "((1+2)*(5+3+4)"; | |
res = Evaluar.evalua(expresion); | |
System.out.println(expresion + " = " + res); | |
expresion = "(1+2)*5+3+4"; | |
res = Evaluar.evalua(expresion); | |
System.out.println(expresion + " = " + res); | |
expresion = "((1+2)*5+3+4)"; | |
res = Evaluar.evalua(expresion); | |
System.out.println(expresion + " = " + res); | |
expresion = "(1+2)*(5+3)+4"; | |
res = Evaluar.evalua(expresion); | |
System.out.println(expresion + " = " + res); | |
expresion = "1+2*5+3+4"; | |
res = Evaluar.evalua(expresion); | |
System.out.println(expresion + " = " + res); | |
expresion = "1 + 2 + 3 + 4*5"; | |
res = Evaluar.evalua(expresion); | |
System.out.println(expresion + " = " + res); | |
expresion = "2*5 + 3*2 + 3 + 4*5 + 3*2"; | |
res = Evaluar.evalua(expresion); | |
System.out.println(expresion + " = " + res); | |
} | |
} |
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