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CO43.java
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CO43.java
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import java.util.Scanner;
public class CO43{
public static class InvalidNumberException extends Exception {
public InvalidNumberException() {
super("Please provide a valid number!");
}
}
public static void main(String [] args){
Scanner sc=new Scanner(System.in);
int c,num,sum=0;
double avg;
System.out.println("enter the count");
c=sc.nextInt();
for(int i=0;i<c;i++){
try{
num=sc.nextInt();
if(num>0){
sum+=num;
}else{
i--;
throw new InvalidNumberException();
}
}
catch(InvalidNumberException e){
System.out.println(e.getMessage());
}
}
System.out.println("sum is"+sum);
System.out.println("avg is"+sum/c);
}
}