Cod sursa(job #2930827)
Utilizator | Gabriel Stefan Tita gabriel.9619 | Data | 29 octombrie 2022 17:43:05 |
---|---|---|---|
Problema | Buline | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 2.52 kb |
/*#include <fstream>
#include <climits>
using namespace std;
ifstream fin("buline.in");
ofstream fout("buline.out");
int v[200001];
int main()
{
int n, i, culoare, x, inc, l, incmax, lmax, j;
long long s=LLONG_MIN, smax=LLONG_MIN;
fin>>n;
for(i=1;i<=n;i++)
{
fin>>x>>culoare;
if(culoare==0)
{
v[i]=-x;
}
else
{
v[i]=x;
}
}
s=0;
for(i=1;i<=n*2;i++)
{
if(i>n)
{
j=i%n;
}
else
{
j=i;
}
if(s+v[j]>=0)
{
s+=v[j];
l++;
}
else
{
inc=j;
s=v[j];
l=1;
}
if(s>smax)
{
smax=s;
incmax=inc;
lmax=l;
}
}
fout<<smax<<" "<<incmax<<" "<<lmax;
return 0;
}*/
#include <fstream>
#include <climits>
using namespace std;
ifstream fin("buline.in");
ofstream fout("buline.out");
int v[200001];
int main()
{
int n, i, culoare, x, inc, l=0, incmax=0, lmax=0, j;
long long s=INT_MIN, smax=INT_MIN;
fin>>n;
for(i=1;i<=n;i++)
{
fin>>x>>culoare;
if(culoare==0)
{
v[i]=-x;
}
else
{
v[i]=x;
}
}
for(i=1;i<=n*2;i++)
{
if(i==2*n)
{
j=n;
}
else
if(i>n)
{
j=i%n;
}
else
{
j=i;
}
if(s+v[j]>=0)
{
s+=v[j];
l++;
}
else
{
inc=j;
s=v[j];
l=1;
}
if(l==n)
{
if(s>smax)
{
smax=s;
incmax=inc;
lmax=l;
}
if(j==n)
{
s=s-v[1];
l--;
inc++;
}
else
{
s=s-v[j+1];
l--;
if(inc==n)
{
inc=1;
}
else
{
inc++;
}
}
}
else
if(s>smax)
{
smax=s;
incmax=inc;
lmax=l;
}
}
fout<<smax<<" "<<incmax<<" "<<lmax;
return 0;
}