Problem 1579. How many digits are there?

Solution 256402

Submitted on 6 Jun 2013 by Dan

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Test	Status	Code Input and Output
1	Pass	x = 'anbduybefiafn29128r4 ybzw'; y_correct = 6; assert(isequal(digits(x),y_correct))
2	Pass	x = 'anuk32y7rhcscbniv82 bv7hf bA^#2tR*Gqvg'; y_correct = 7; assert(isequal(digits(x),y_correct))
3	Pass	x = '1234567890'; y_correct = 10; assert(isequal(digits(x),y_correct))
4	Pass	x = 'a1b2c3d4e5f6g7h8i9'; y_correct = 9; assert(isequal(digits(x),y_correct))
5	Pass	x = 's;dfj98798324k kds $:J(%*n 34 ;ljkasr87 34w ;lkj3 aoij5l;j;q 35'; y_correct = 18; assert(isequal(digits(x),y_correct))
6	Pass	x = num2str(1:100); y_correct = 192; assert(isequal(digits(x),y_correct))
7	Pass	x = 'The answer is 42.'; y_correct = 2; assert(isequal(digits(x),y_correct))