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38 lines (35 loc) · 959 Bytes
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Contains Duplicate II.cpp
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38 lines (35 loc) · 959 Bytes
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#include<iostream>
#include<map>
#include<hashtable.h>
using namespace std;
bool containsNearbyDuplicate(vector<int>& nums, int k) {
if (nums.size()<2)
return 0;
map<int,int> nummap;
for (int i=0;i<nums.size();i++)
{
if(nummap.count(nums[i]))
{
map<int,int>::iterator lit=nummap.find(nums[i]);
int j=lit->second;
if (i-j<=k)
return true;
else
nummap.erase(lit);
}
nummap.insert(pair<int,int>(nums[i],i));
}
return false;
}
int main()
{
map<int,int> nummap;
nummap.insert(pair<int,int>(5,1));
nummap.insert(pair<int,int>(4,2));
nummap.insert(pair<int,int>(5,3));
nummap.insert(pair<int,int>(5,4));
nummap.insert(pair<int,int>(4,5));
map<int,int>::iterator lit=nummap.find(5);
cout<<nummap[0];
return 0;
}