Cod sursa(job #2311111)

Utilizator NToniBoSSNicolae Tonitza NToniBoSS Data 2 ianuarie 2019 17:18:19
Problema Subsecventa de suma maxima Scor 100
Compilator cpp-64 Status done
Runda Arhiva educationala Marime 1.16 kb
#include <bits/stdc++.h>
#define LIM 1<<17
/// TONI BO$$ was here
/// #MLC

using namespace std;
char BUF[LIM];
int poz;

inline char getChar(){
    poz++;
    if(poz>=LIM){
    	fread(BUF,LIM,1,stdin);
    	poz=0;
    }
    return BUF[poz];
}

inline int getNr(){
    int r=0, semn=1;
    char ch=getChar();
    while(isdigit(ch)==0 && ch!='-') ch=getChar();
    if(ch=='-'){
        semn=-1;
        ch=getChar();
    }
    while(isdigit(ch)!=0){
        r=r*10+semn*(ch-'0');
        ch=getChar();
    }
    return r;
}

int v[6000001];

int main()
{
    int n,pmax,umax,p,u,summax,sum,i;
    freopen("ssm.in","r",stdin);
    freopen("ssm.out","w",stdout);
    n=getNr();
    for(i=1; i<=n; i++)
        v[i]=getNr();
    pmax=umax=p=u=1;
    summax=sum=v[1];
    for(i=2; i<=n; i++)
    {
        if(sum<0)
        {
            sum=v[i];
            p=u=i;
        }
        else
        {
            sum+=v[i];
            u=i;
        }
        if(sum>summax)
        {
            summax=sum;
            pmax=p;
            umax=u;
        }
    }
    printf("%d %d %d",summax,pmax,umax);

    return 0;
}