Cod sursa(job #96187)
Utilizator | Luca Eduard edu2004eu | Data | 31 octombrie 2007 16:11:13 |
---|---|---|---|
Problema | Jocul Flip | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.43 kb |
#include<stdio.h>
long long n,m,a[16][16],smax;
int main(void){
long i,j,k,s,t;
freopen("flip.in","r",stdin);
scanf("%lld %lld",&n,&m);
for(i=0;i<n;i++)
for(j=0;j<m;j++)
scanf("%lld",&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;
}
freopen("flip.out","w",stdout);printf("%lld\n",smax);
return 0;
}