Cod sursa(job #571693)
#include<stdio.h>
int A[200001];
int N;
int MAX = 0;
int MIN = 0;
int nrmax = -11111;
int P = 1;
int L = 0;
void citire(void)
{
int a;
int b;
FILE *f = fopen("buline.in","r");
fscanf(f,"%d ",&N);
for(int i=1;i<=N;i++)
{
fscanf(f,"%d %d",&a,&b);
if(b)
A[i] = a;
else
A[i] = -a;
MAX += A[i];
if(nrmax<A[i])
nrmax = A[i];
}
fclose(f);
}
void calc(void)
{
int s = 0;
int pi = 1;
for(int i=1;i<=N;i++)
{
if(s<0)
s += A[i];
else
{
s = A[i];
pi = i;
}
if(s<MIN)
{
MIN = s;
P = pi;
L = i-pi+1;
}
}
for(int i=1;i<pi;i++)
{
if(s<=0)
s += A[i];
if(s<MIN)
{
MIN = s;
P = pi;
L = N-P+1 + i;
}
}
}
int main()
{
FILE *f = fopen("buline.out","w");
citire();
calc();
if(L == N)
fprintf(f,"%d %d %d",nrmax,1,1);
else
fprintf(f,"%d %d %d",MAX-MIN,(P+L)%N ? (P+L)%N : 1,(N-L)%N);
fclose(f);
return 0;
}