Compute 1 + 2 + 4 + 8 + 16 (geometric series):
<code>int sum = 0, x = 1; while (x <= 16) { sum += x; x *= 2; } </code></pre> Final sum
- A
63
- Bcheck_circle
31
- C
15
- D
127
Explanation
1+2+4+8+16 = 31.
for Loops
AP Computer Science A· difficulty 4/5
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