Compute digit sum of int n with:
<code>int sum = 0; while (n > 0) { sum += n % 10; n /= 10; } </code></pre> For n = 234, sum is
- Acheck_circle
9
- B
12
- C
15
- D
6
Explanation
2 + 3 + 4 = 9.
Developing Algorithms Using Strings
AP Computer Science A· difficulty 4/5
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