Cod sursa(job #1040630)
Utilizator | Data | 24 noiembrie 2013 18:35:47 | |
---|---|---|---|
Problema | Jocul Flip | Scor | 100 |
Compilator | cpp | Status | done |
Runda | concurs_infoarena | Marime | 0.48 kb |
#include <fstream>
using namespace std;
ifstream f("flip.in");
ofstream g("flip.out");
int n,m,i,j,k,s,smax, t, a[16][16];
int main()
{
f>>n>>m;
for(i=0;i<n;i++)
for(j=0;j<m;j++)
f>>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;
}
g<<smax<<'\n';
return 0;
}