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authorJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
committerJack Sangdahl <[email protected]>2025-03-10 00:36:13 -0600
commit7c60dee83b436e8e8a667bf9f191beced8de4fc3 (patch)
treeeb7a24ee2067f92245c57bb118e85a1baf15df50 /other/first_unique_char_string.cpp
parent5d7cdc215e4ba1ec4cbb24c084cccb5e5e641468 (diff)
downloadleetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.tar.gz
leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.zip
chore: move cpp and rust code to directory
Diffstat (limited to 'other/first_unique_char_string.cpp')
-rw-r--r--other/first_unique_char_string.cpp22
1 files changed, 22 insertions, 0 deletions
diff --git a/other/first_unique_char_string.cpp b/other/first_unique_char_string.cpp
new file mode 100644
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+++ b/other/first_unique_char_string.cpp
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+#include "leetcode.h"
+
+class Solution {
+public:
+ int firstUniqChar(string s) {
+ unordered_map<char, pair<int, int>> ump;
+ int idx = s.size();
+ for (int i = 0; i < s.size(); i++) {
+ ump[s[i]].first++;
+ ump[s[i]].second = i;
+ }
+ for (const auto &[c, p] : ump)
+ if (p.first == 1)
+ idx = min(idx, p.second);
+ return idx == s.size() ? -1 : idx;
+ }
+};
+
+int main() {
+ Solution obj;
+ cout << obj.firstUniqueChar("loveleetcode");
+}