Cod sursa(job #749272)

Utilizator SzakatsSzakats Istvan Szakats Data 16 mai 2012 15:29:41
Problema Secventa Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.24 kb
#include <stdio.h>
#include <vector>
#include <string>
#include <map>
#include <set>
#include <stdio.h>
#include <iostream>
#include <algorithm>
using namespace std;

#ifdef _WIN32
#define TYPEOF decltype
#else
#define TYPEOF typeof
#endif

#define FOR(i,s,e) for(int i = s;i < e; i++)
#define TR(i, c) for(TYPEOF(c.begin()) i = c.begin(); i != c.end(); ++i)
#define TRS(i, c, ...) TR(__itr, c) { TYPEOF(*c.begin()) &i = *__itr;  __VA_ARGS__ }
#define TRP(f, s, c, ...) TR(__itr, c) { TYPEOF(c.begin()->first) &f = __itr->first; TYPEOF(c.begin()->second) &s = __itr->second;  __VA_ARGS__ }

int a[500001];

int main()
{
#if 1
	freopen("secventa.in", "r", stdin);
	freopen("secventa.out", "w", stdout);
#endif

	int n,k;

	scanf("%d %d", &n, &k);

	int s = 0, e = -1, m = 0, am = 40000, best = -40000, best_i;

	FOR(i,0,n) {
		int c;
		scanf("%d", &c);

		if(c < am) {
			e = s;
			a[s] = c;
			am = c;
			m = i;
		} else {
			while(e >= s) {
				if(a[e] > c)
					e--;
				else
					break;
			}
			a[++e] = c;
			if(m == i - k) {
				m++, s++;
				am = a[s];
			}
		}

		if(i >= k-1 && am > best) {
			best = am;
			best_i = i;
		}
	}

	printf("%d %d %d\n", best_i+1 -k+1, best_i+1, best);
	return 0;
}