32 lines
843 B
Java
32 lines
843 B
Java
import java.util.Scanner;
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public class SEDOL{
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public static void main(String[] args){
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Scanner sc = new Scanner(System.in);
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while(sc.hasNext()){
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String sedol = sc.next();
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System.out.println(sedol + getSedolCheckDigit(sedol));
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}
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}
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private static final int[] mult = {1, 3, 1, 7, 3, 9};
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public static int getSedolCheckDigit(String str){
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if(!validateSedol(str)){
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System.err.println("SEDOL strings must contain six characters with no vowels.");
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return -1;
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}
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str = str.toUpperCase();
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int total = 0;
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for(int i = 0;i < 6; i++){
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char s = str.charAt(i);
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total += Character.digit(s, 36) * mult[i];
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}
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return (10 - (total % 10)) % 10;
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}
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public static boolean validateSedol(String str){
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return (str.length() == 6) && !str.toUpperCase().matches(".*?[AEIOU].*?");
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}
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}
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