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Copy pathPairsWithDifferenceK,cpp
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40 lines (37 loc) · 872 Bytes
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Copy pathPairsWithDifferenceK,cpp
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40 lines (37 loc) · 872 Bytes
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#include<unordered_map>
void printPairs(int *input, int n, int k) {
// Write your code here
unordered_map<int,int> m;
for(int i=0;i<n;i++)
{
if(m[input[i]]==0)
{
m[input[i]]=1;
}
else
m[input[i]]++;
}
for(int i=0;i<n;i++)
{
if(m[input[i]-k]>0&&k!=0)
{
int c1=max(m[input[i]],m[input[i]-k]);
{
for(int j=0;j<c1;j++)
{
cout<<input[i]-k<<" "<<input[i]<<endl;
}
}
}
if(m[input[i]-k]>0&&k==0)
{
int c1=min(m[input[i]],m[input[i]-k]);
{
for(int j=1;j<c1;j++)
{
cout<<input[i]-k<<" "<<input[i]<<endl;
}
}m[input[i]]--;
}
}
}