scanner in java not working on my machine -

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public class collectiontest {      public static void main(string args[]) {          //create scanner instance input user         scanner scanner = new scanner(system.in);          system.err.println("please enter first number add : ");         int number = scanner.nextint();          system.out.println("enter second number add :");         int num = scanner.nextint();          //adding 2 numbers in java calling method        int result = add(number, num);         system.out.printf(" addition of numbers %d , %d %d %n", number, num, result);     }      public static int add(int number, int num){         return number + num;     } }

i wonder what's wrong code.when run program on new laptop works fine. on old pc gives error. please me out.thnx in advance.d

check pc's java version.

java scanner included specific version.java.util.scanner introduced in version 1.5 ("java 5"). make sure have same java version 1.5 or higher on old machine.

download new version of jvm , jre site , try.


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