#pragma GCC target("avx2")
#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#define max(a,b,c)(a>b?a>c?a:c:b>c?b:c)
typedef struct p{int x,y}pair;
pair a[1000][1000];
cnt[1000];

i,j,k,t;
ans,temp,temptemp;
main(n){
	scanf("%d",&n);
	for(i=0;i<n;i++)for(j=0;j<n;j++){
		scanf("%d",&t);t--;
		pair x={i,j};
		a[t][cnt[t]++]=x;
	}
	for(t=0;t<n;t++){
		temp=1e9;
		for(i=0;i<n;i++){
			temptemp=0;
			for(k=0;k<n;k++)temptemp+=max(a[t][k].y,a[t][k].x-i,i-a[t][k].x);
			if(temptemp<temp)temp=temptemp;
		}
		ans+=temp;
	}
	printf("%d",ans);
}