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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/two_sum.cpp
parent5d7cdc215e4ba1ec4cbb24c084cccb5e5e641468 (diff)
downloadleetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.tar.gz
leetcode-7c60dee83b436e8e8a667bf9f191beced8de4fc3.zip
chore: move cpp and rust code to directory
Diffstat (limited to 'other/two_sum.cpp')
-rw-r--r--other/two_sum.cpp35
1 files changed, 35 insertions, 0 deletions
diff --git a/other/two_sum.cpp b/other/two_sum.cpp
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+// 1. Two Sum
+#include "leetcode.h"
+
+class Solution {
+public:
+ vector<int> twoSum(vector<int> &nums, int target) {
+ vector<int> ans;
+ unordered_map<int, int> um;
+ int n = nums.size();
+ for (int i = 0; i < n; i++) {
+ int search_num = target - nums[i];
+ if (um.find(search_num) != um.end()) {
+ ans.push_back(um[search_num]);
+ ans.push_back(i);
+ break;
+ }
+ um[nums[i]] = i;
+ }
+ return ans;
+ }
+};
+
+int main() {
+ Solution obj;
+ vector<int> n1 = {2, 7, 11, 15}, n2 = {3, 2, 4}, n3 = {3, 3};
+ for (auto i : obj.twoSum(n1, 9))
+ printf("%d ", i);
+ printf("\n");
+ for (auto i : obj.twoSum(n2, 6))
+ printf("%d ", i);
+ printf("\n");
+ for (auto i : obj.twoSum(n3, 6))
+ printf("%d ", i);
+ printf("\n");
+}