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Cod sursa(job #916093)
#include<stdio.h>
#include<deque>
using namespace std;
deque<int> q;
long long sp[400005];
int main()
{
freopen("buline.in","r",stdin);
freopen("buline.out","w",stdout);
int n,i,tip,start,length;long long x,sol=0;
scanf("%d",&n);
for(i=1;i<=n;i++)
{
scanf("%lld%d",&x,&tip);
if(tip==1)
sp[i]=sp[i-1]+x;
else sp[i]=sp[i-1]-x;
}
for(i=1;i<n;i++)
sp[i+n]=sp[i+n-1]+sp[i]-sp[i-1];
for(i=1;i<2*n;i++)
{
if(!q.empty() && i-q.front()==n) q.pop_front();
while(!q.empty() && sp[q.back()]>sp[i]) q.pop_back();
q.push_back(i);
if(sp[i]-sp[q.front()]>sol)
{
sol=sp[i]-sp[q.front()];
start=q.front()+1;
length=i-start+1;
}
}
printf("%lld %d %d\n",sol,start,length);
return 0;
}