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Created buy_sellStock.cpp #657

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Created buy_sellStock.cpp #657

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27 changes: 27 additions & 0 deletions Algorithms/Dynamic Programming/buy_sellStock.cpp
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Original file line number Diff line number Diff line change
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#include<bits/stdc++.h>
#include <iostream>
#include<algorithm>
using namespace std;
int main(int argc, char **argv)
{
long long int n;
cin>>n;
long long int arr[n];
for(int i=0;i<n;i++)
{
cin>>arr[i];
}
long long int buy1=INT_MAX;
long long int buy2=INT_MAX;
long long int sell1=0;
long long int sell2=0;
for(int i=0;i<n;i++)
{
buy1=min(buy1,arr[i]);
sell1=max(sell1,arr[i]-buy1);
buy2=min(buy2,arr[i]-sell1);
sell2=max(sell2,arr[i]-buy2);
}
cout<<sell2<<endl;
return 0;
}