Cod sursa(job #2191737)

Utilizator MoldooooooooMoldoveanu Stefan Moldoooooooo Data 3 aprilie 2018 16:16:04
Problema Secventa Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 1.06 kb
#include <stdio.h>
#include <cstring>
#include <deque>
#define NMax 500002
using namespace std;
deque <int> MinS, MinP;
int N, i, K, drmin, minx, signstring, x, cont;
char WT[10000001], *p;
void NBuild(){
	x = 0;
	if (p[0] == '-') {
		signstring = -1; p += 1;
	}
	else signstring = 1;
	while (strlen(p)) {
		x = x * 10 + (p[0] - '0');
		p += 1;
	}
	x *= signstring;
}
int main()
{
    minx=-3000000;
	FILE *fin = fopen("secventa.in", "r");
	FILE *fout = fopen("secventa.out", "w");
	fscanf(fin, "%d%d", &N, &K);
	fgetc(fin);
	fgets(WT, 10000001, fin);
	p = strtok(WT, " ");
	for(i=1; i<=N; i++){
		NBuild();
		if(cont>=K) if ((i - MinP.front()) >= K) {
		MinS.pop_front();
		MinP.pop_front();
		}
		while (!MinS.empty() && (x < MinS.back())) {
			MinS.pop_back();
			MinP.pop_back();
		}
		MinS.push_back(x);
		MinP.push_back(i);
		if(cont>=(K-1)) if (MinS.front() > minx) {
			drmin = i;
			minx = MinS.front();
		}
		p = strtok(NULL, " ");
		cont++;
	}
	fprintf(fout, "%d%c%d%c%d", drmin - K + 1, ' ', drmin, ' ', minx);
    return 0;
}