Cod sursa(job #2117638)

Utilizator Bogdan_BuzatuBuzatu Bogdan Mihai Bogdan_Buzatu Data 29 ianuarie 2018 00:50:00
Problema Buline Scor 20
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.7 kb
#include<fstream>
using namespace std;
ifstream fin("buline.in");
ofstream fout("buline.out");
int s, n,sol,a, p1, p2, poz=1;
int v[400002],b;
int main(){
    fin>>n;
    sol=-10001;
    for(int i=1;i<=n;++i){
        fin>>a>>b;
        if(b==0){
            a=-a;
        }

        v[i]=a;
        v[n+i]=a;
    }
    for (int i=1;i<=2*n;i++){
        if(i-poz==n){
            s-=v[i-n];
            poz++;
        }
        if(s<0){
            poz=i;
            s=v[i];
        }
        else{
            s=s+v[i];
        }

        if(s>sol){
            sol=s;
            p1=poz;
            p2 =i;
        }
    }
    fout<<sol<<" "<<p1<<" "<<p2-p1+1;
    return 0;
}