Cod sursa(job #2117638)
| Utilizator | 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;
}
