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Cod sursa(job #611814)
#include<stdio.h>
#define N 200001
long n,i,a[N],b,s[N],t[N],w,x,z,l,j,k=-2000000000,r;
int main()
{freopen("buline.in","r",stdin);
freopen("buline.out","w",stdout);
scanf("%ld",&n);
for(i=1;i<=n;i++)
{scanf("%ld%ld",&a[i],&b);
if(!b)
a[i]=-a[i];
if(a[i]<0)
{j++;
if(a[i]>k)
k=a[i],r=i;}
s[i]=a[i]+s[i-1];
if(s[i]>t[i-1])
t[i]=s[i];
else
t[i]=t[i-1];}
for(i=1,l=0;i<=n;i++)
if(t[i-1]+s[n]-s[i-1]>w)
w=t[i-1]+s[n]-s[i-1],l=i;
for(i=l;i<=n+l;i++)
{x++;
if(i>n)
z+=a[i-n];
else
z+=a[i];
if(z==w)
break;}
if(j==n)
printf("%ld %ld 1",k,r);
else
printf("%ld %ld %ld",w,l,x);
return 0;}