import sys
input = sys.stdin.readline

N=int(input())
MAP=[list(map(int,input().split())) for i in range(N)]

D=[[] for i in range(N+1)]

for i in range(N):
    for j in range(N):
        D[MAP[i][j]].append((i,j))

def count(place,num):
    RET=0
    for x,y in D[num]:
        RET+=max(0,abs(place-x)-y)+y
    return RET
        

ANS=0
for i in range(1,N+1):
    MIN=0
    MAX=N-1

    while MAX-MIN>2:
        mid1=MIN+(MAX-MIN)//3
        mid2=MIN+(MAX-MIN)*2//3

        #print(MIN,MAX,mid1,mid2)

        mid1C=count(mid1,i)
        mid2C=count(mid2,i)

        if mid1C==mid2C:
            MIN=mid1
            MAX=mid2
            break
        
        elif mid1C<mid2C:
            MAX=mid2
        else:
            MIN=mid1

    MINC=1<<31
    for k in range(MIN,MAX+1):
        MINC=min(count(k,i),MINC)

    ANS+=MINC

print(ANS)