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Cod sursa(job #72464)
#include<stdio.h>
#define val 400003
long n;
long long max;
int a[val],inc,lung;
void citire()
{
freopen("buline.in","r",stdin);
scanf("%ld", &n);
int w;
for (long i=0; i<n; i++)
{
scanf("%d%d", &a[i], &w);
if (w==0)
a[i]*=-1;
a[i+n]=a[i];
}
fclose(stdin);
}
void prelucrare()
{
long long s=-20000;//a[0];
int w=0;
max=-2000000000;
// inc=0;
// lung=1;
for (long i=0; i<2*n-1; i++)
{
if (a[i]>s+a[i])
{
s=a[i];
w=i;
}
else
s+=a[i];
while (i-w+1>n)
{
s-=a[w++];
//++w;
}
if (s>max)
{
inc=w;
lung=i-w+1;
max=s;
}
else if (s==max && inc>w)
{
inc=w;
lung=i-w+1;
// max=s;
}
else if (s==max && inc==w && lung>i-w+1)
{
// inc=w;
lung=i-w+1;
// max=s;
}
}
}
void printare()
{
freopen("buline.out","w",stdout);
++inc;
if (inc>n)
{
inc-=n;
}
printf("%lld %d %d",max,inc,lung);
fclose(stdout);
}
int main()
{
citire();
prelucrare();
printare();
return 0;
}