Cod sursa(job #1277116)
Utilizator | Data | 27 noiembrie 2014 09:48:56 | |
---|---|---|---|
Problema | Deque | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.62 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream in("deque.in");
ofstream out("deque.out");
int st,dr,d[5000001],k,n,v[5000001];
void stanga(int i)
{
if(i-d[st]==k)
st++;
}
void dreapta(int i)
{
while(st<=dr && v[i]<=v[d[dr]])
{
dr--;
}
d[++dr]=i;
}
int main()
{
int i;
long long smin=0;
in>>n>>k;
for(i=1;i<=n;i++)
{
in>>v[i];
}
//st=1;
//dr=k+1;
for(i=1;i<=n;i++)
{
dreapta(i);
stanga(i);
//out<< v[d[st]]<<" ";
if(i>=k)
smin+=v[d[st]];
}
out<<smax;
return 0;
}