ISBN Number in JAVA [Updated]
Program to Check ISBN Number ISBN Number : ISBN stands for International Standard Book Number. It is a unique numeric book identifier which is printed on every book. The ISBN is based upon 10 Digit Code . The ISBN Number is valid if :- (10 X Digit 1 + 9 X Digit 2 + 8 X Digit 3 + 7 X Digit 4 + 6 X Digit 5 + 5 X Digit 6 + 4 X Digit 7 + 3 X Digit 8 + 2 X Digit 9 + 1 X Digit 10) is Divisible by 11. Example: ISBN : 1401601499 Sum : 10*1 + 9*4 + 8*0 + 7*1 + 6*6 + 5*0 + 4*1 + 3*4 + 2*9 + 1*9 = 132 132 is divisible by 11 Output : Correct ISBN number. Algorithm and Program given below :-