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[liza0525] Onboarding #2898

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Merged
liza0525 merged 3 commits into from
Nov 5, 2026
Merged

[liza0525] Onboarding #2898

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39154f1
[9th batch] week 0 - to lower case(onboarding)
liza0525 Nov 3, 2026
34f3229
[9th batch] week 0 - to lower case (add tc, sc)
liza0525 Nov 3, 2026
a2ae111
remove logic of checking whether uppercase or not
liza0525 Nov 4, 2026
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12 changes: 12 additions & 0 deletions to-lower-case/liza0525.cpp
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Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
// TC: O(n) - s의 길이만큼 시간이 걸림
// SC: O(1) - 추가 자료구조 없이 기존 문자열 변경
class Solution {
public:
string toLowerCase(string s) {
for (std::size_t i = 0; i < s.size(); i++) {
s[i] = std::tolower(s[i]);
}
return s;
}
};

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