Cod sursa(job #2028881)

Utilizator Mihai9Oniga Mihai Mihai9 Data 28 septembrie 2017 19:50:57
Problema Secventa Scor 80
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.42 kb
#include<fstream>
using namespace std;
int n,k,i,mini[500001],v[500001],maxi,p,u,st,dr;
int main(){
ifstream f("secventa.in");
ofstream g("secventa.out");
f>>n>>k;
maxi=-30001;
for(i=1;i<=n;i++){f>>v[i];}
p=u=1;mini[p]=1;
for(i=2;i<=n;i++){
while(p<=u&&v[i]<=v[mini[u]]){u--;}
u++;mini[u]=i;
while(p<=u&&i-mini[p]>=k){p++;}
if(v[mini[p]]>maxi&&i>=k){maxi=v[mini[p]];dr=i;}}
g<<dr-k+1<<' '<<dr<<" "<<maxi;
return 0;}