Problem 20. Summing digits

Solution 443107

Submitted on 15 May 2014 by Peter

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Peter on 15 May 2014

This solution takes advantage of the fact that the ASCII character set is nicely ordered.

Test	Status	Code Input and Output
1	Pass	%% a = 1; b = 2; out = sumDigits(a); assert(isequal(out, b)) ans = 2
2	Pass	%% a = 10; b = 7; out = sumDigits(a); assert(isequal(out, b)) ans = 7
3	Pass	%% a = 16; b = 25; out = sumDigits(a); assert(isequal(out, b)) ans = 25

Test

Status

Code Input and Output

Pass

%% a = 1; b = 2; out = sumDigits(a); assert(isequal(out, b))

ans = 2

Pass

%% a = 10; b = 7; out = sumDigits(a); assert(isequal(out, b))

ans = 7

Pass

%% a = 16; b = 25; out = sumDigits(a); assert(isequal(out, b))

ans = 25