#include<stdio.h>
int main(){
  int i,j,n,sum1=0,sum2=0,sum=0,k; 
  int a[100][100];
  scanf("%d",&n); 
  for(i=0;i<n;i++) {
	  for(j=0;j<n;j++){ 
		  scanf("%d",&a[i][j]);}
  }

  for(i=0;i<n;i++){ 
      for(j=0;j<n;j++) 
          { 
              if(i==j) 
			  {sum1+=a[i][j];}
              if(i+j==n-1) 
			  {sum2+=a[i][j];} 
           } 
  }

printf("%d\n%d",sum1,sum2);
}
/**************************************************************
	Problem: 2222
	User: admin
	Language: C
	Result: Accepted
	Time:61 ms
	Memory:1144 kb
****************************************************************/