diff --git a/2206. Divide Array Into Equal Pairs b/2206. Divide Array Into Equal Pairs new file mode 100644 index 0000000..e000817 --- /dev/null +++ b/2206. Divide Array Into Equal Pairs @@ -0,0 +1,12 @@ +class Solution { +public: + bool divideArray(vector& nums) { + bool freq[501] = {}; + for (int num : nums) + freq[num] = !freq[num]; + for (int num : nums) + if (freq[num]) + return false; + return true; + } +};