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Write a program that reads a phone number, then removes all letters, and prints the resulting text.

Sample Input 1:

+wta1-90AWAWA4-9waht12twa-0wa2-12

Sample Output 1:

+1-904-912-02-12

Sample Input 2:

+what6-1is12-9l1ove0-51-1i1i

Sample Output 2:

+6-112-910-51-11

Write a program in Kotlin

fun main() {

val number = readln()

// write your code here

}

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