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Cod sursa(job #978735)

Utilizator Alexeu96Alfons Alexandru Alexeu96 Data 29 iulie 2013 16:11:30
Problema Jocul Flip Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.5 kb

#include <fstream>
using namespace std;

int main()
{
    int n,m;
long a[16][16],smax;
long i,j,k,s,t;
  ifstream fi("flip.in");
  ofstream fo("flip.out");

   fi>>n>>m;
   for(i=0;i<n;i++)
    for(j=0;j<m;j++)
     fi>>a[i][j];
   for(i=0;i<(1<<m);i++)
    {
     s=0;
      for(k=0;k<n;k++)
       {
    for(t=j=0;j<m;j++)
     if(i&(1<<j))
      t+=-a[k][j];
    else
     t+=a[k][j];
       s+=t<-t ?-t : t;
      }
     if(smax<s)
      smax=s;
    }
   fo<<smax;
return 0;
}