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GREEN: Fix summation loop bug

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- Changed loop condition from 'i < length - 1' to 'i < length'
- Now includes last element in sum
- Tests pass: '1,2' returns 3, '1,2,3' returns 6
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fiatcode 2026-02-18 12:57:05 +07:00
parent ebaa21ca27
commit 0a6da5a651
1 changed files with 1 additions and 1 deletions
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lib/string_calculator.dart
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@ -42,7 +42,7 @@ class StringCalculator {
// Bug 3: Off-by-one in summation // Bug 3: Off-by-one in summation
int sum = 0; int sum = 0;
for (int i = 0; i < numList.length - 1; i++) { // Misses last element! for (int i = 0; i < numList.length; i++) { // Fixed: Include last element
sum += numList[i]; sum += numList[i];
} }