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Create 1512. good pairs.cpp #458

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25324fc
Create 1512. good pairs.cpp
Sidd7000 Oct 17, 2023
ddbfc3d
Update 1512. good pairs.cpp
Sidd7000 Oct 17, 2023
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Update 1512. good pairs.cpp
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@Sidd7000
Sidd7000 authored Oct 17, 2023
commit ddbfc3d4a84b5a5dd3d68dfc9996b478abdc9d95
4 changes: 4 additions & 0 deletions C++/1512. good pairs.cpp
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@@ -1,14 +1,18 @@
#include <bits/stdc++.h>

using namespace std;

int numIdenticalPairs(vector<int>& nums) {
unordered_map<int, int> count;

// Count the occurrences of each number
for (int num : nums) {
count[num]++;
}

int goodPairs = 0;

// Calculate the number of good pairs for each number
for (const auto& pair : count) {
int occurrences = pair.second;
if (occurrences >= 2) {
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