Cod sursa(job #786474)

Utilizator tudor0013tudor petrescu tudor0013 Data 11 septembrie 2012 15:07:13
Problema Buline Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.76 kb
#include<stdio.h>
const int INF=10001;
int i,n,x[200001],st,smin,smax,k,sc,af,af2,as,as2,lmin,lmax,lung;
int main()
{
	freopen("buline.in","r",stdin);
	freopen("buline.out","w",stdout);
	scanf("%d",&n);
	for(i=1;i<=n;i++)
	{
		scanf("%d%d",&x[i],&k);
		if(k==0)
			x[i]=-x[i];
		st+=x[i];
	}
	sc=0;
	smax=-INF;
	lung=0;
	for(i=1;i<=n;i++)
	{
		sc+=x[i];
		++lung;
		if(sc>smax)
		{
			smax=sc;
			af=as;
			lmax=lung;
		}
		if(sc<0)
		{
			as=i+1;
			sc=0;
			lung=0;
		}
	}
	smin=INF;
	lung=0;
	sc=0;
	for(i=1;i<=n;i++)
	{
		sc+=x[i];
		++lung;
		if(sc<smin)
		{
			smin=sc;
			af2=as2;
			lmin=lung;
		}
		if(sc>0)
		{
			as2=i+1;
			sc=0;
			lung=0;
		}
	}
	if(smax>st-smin)
		printf("%d %d %d",smax,af,lmax);
	else
		printf("%d %d %d",st-smin,af2+lmin,n-lmin);
	return 0;
}