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importjava.io.*;importjava.util.*;importjava.lang.Exception;classMyCalculator{longpower(intn,intp)throwsException{if(n<0||p<0)thrownewException("n or p should not be negative.");if(n==0&&p==0)thrownewException("n and p should not be zero.");return(long)Math.pow(n,p);}}publicclassSolution{publicstaticvoidmain(String[]args){Scannerin=newScanner(System.in);MyCalculatormyCalculator=newMyCalculator();while(in.hasNext()){intn=in.nextInt();intp=in.nextInt();try{System.out.println(myCalculator.power(n,p));}catch(Exceptione){System.out.println(e.toString());}}}}
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Java Exception Handling
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