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Cod sursa(job #299074)
#include<fstream>
#include<iostream>
using namespace std;
int a[500000],i,k, n;
int min(int p)
{ int min=a[p],i;
for(i=p+1;i<=p+k;i++)
if(a[i]<min)
min=a[i];
return min;
}
int main()
{int s=0;
ifstream f("deque.in");
f>>n>>k;
for(i=1;i<=n;i++)
f>>a[i];
f.close();
for(i=1;i<=n;i++)
s=s+min(i);
ofstream g("deque.out");
g<<s;
g.close();
return 0;
}