JAVA
java
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import java.io.*;
/*
* Evaluate expression via jrunscript
* try again if "Memory limit exceeded"
* Output:
* (10+2*(3.14))/2
* 8.14
*/
public class Program {
public static void main(String[] args) {
String expression = "(10+2*(3.14))/2";
String script = "jrunscript -e \"print(" + expression + ")\"";
System.out.println(expression);
try {
Process p = Runtime.getRuntime().exec(script);
// Create Input stream to read data returned after execute script file.
BufferedReader input = new BufferedReader(new InputStreamReader(p.getInputStream()));
String line;
if ((line = input.readLine()) != null)
System.out.println(line);
input.close();
} catch (Exception e) {
e.printStackTrace();
}
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OUTPUT
Run