Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
H, W, D = list(map(int, input().split()))

px, py = np.zeros(H*W+1, dtype=int), np.zeros(H*W+1, dtype=int)
for i in range(H):
    A = list(map(int, input().split()))
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = np.zeros(H*W+1, dtype=int)
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = list(map(int, input().split()))
    print(d[R]-d[L])

Fixed submission:
import numpy as np
H, W, D = list(map(int, input().split()))

px, py = [None for i in range(H*W+1)], [None for i in range(H*W+1)]
for i in range(H):
    A = list(map(int, input().split()))
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = [0 for i in range(H*W+1)]
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = list(map(int, input().split()))
    print(d[R]-d[L])

Buggy python submission (verdict: Runtime Error):
import numpy as np
H, W, D = map(int, input().split())

px, py = np.zeros(H*W+1, dtype=int), np.zeros(H*W+1, dtype=int)
for i in range(H):
    A = map(int, input().split())
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = np.zeros(H*W+1, dtype=int)
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = map(int, input().split())
    print(d[R]-d[L])

Fixed submission:
import numpy as np
H, W, D = list(map(int, input().split()))

px, py = [None for i in range(H*W+1)], [None for i in range(H*W+1)]
for i in range(H):
    A = list(map(int, input().split()))
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = [0 for i in range(H*W+1)]
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = list(map(int, input().split()))
    print(d[R]-d[L])

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
H, W, D = input().split()
H, W, D = int(H), int(W), int(D)

px, py = np.zeros(H*W+1), np.zeros(H*W+1)
for i in range(H):
    A = input().split()
    for j in range(W):
        px[int(A[j])] = i
        py[int(A[j])] = j

d = np.zeros(H*W+1, dtype=int)
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = input().split()
    L = int(L)
    R = int(R)
    print(d[R]-d[L])

Fixed submission:
import numpy as np
H, W, D = list(map(int, input().split()))

px, py = [None for i in range(H*W+1)], [None for i in range(H*W+1)]
for i in range(H):
    A = list(map(int, input().split()))
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = [0 for i in range(H*W+1)]
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = list(map(int, input().split()))
    print(d[R]-d[L])

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
sitei = input().split()
H, W, D = int(sitei[0]), int(sitei[1]), int(sitei[2])
_masume = np.zeros([H, W])
for i in range(H):
    _masume[i] = np.array(input().split())
masume = _masume.astype(int)

Q = int(input())

_settei = np.zeros([Q, 2])

for i in range(Q):
    _settei[i] = np.array(input().split())

settei = _settei.astype(int)
maryoku = 0

zahyou = [np.where(masume==l) for l in range(1, H*W+1)]

for l in range(Q):
    if settei[l][0] == settei[l][1]:
        print(maryoku)
        continue
    atai = settei[l][0]
    while (atai != settei[l][1]):
        maryoku += abs((zahyou[atai+D-1])[0]-(zahyou[atai-1])[0]) + abs((zahyou[atai+D-1])[1]-(zahyou[atai-1])[1])
        atai += D
        maryoku, = maryoku
    print(maryoku)
    maryoku = 0

Fixed submission:
import numpy as np
H, W, D = list(map(int, input().split()))

px, py = [None for i in range(H*W+1)], [None for i in range(H*W+1)]
for i in range(H):
    A = list(map(int, input().split()))
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = [0 for i in range(H*W+1)]
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = list(map(int, input().split()))
    print(d[R]-d[L])

Buggy python submission (verdict: Time Limit Exceeded):
import numpy as np
sitei = input().split()
H, W, D = int(sitei[0]), int(sitei[1]), int(sitei[2])
_masume = np.zeros([H, W])
for i in range(H):
    _masume[i] = np.array(input().split())
masume = _masume.astype(int)

Q = int(input())

_settei = np.zeros([Q, 2])

for i in range(Q):
    _settei[i] = np.array(input().split())

settei = _settei.astype(int)
maryoku = 0

zahyou = [np.where(masume==l) for l in range(1, H*W+1)]

for l in range(Q):
    atai = settei[l][0]
    while (atai != settei[l][1]):
        maryoku += abs((zahyou[atai+D-1])[0]-(zahyou[atai-1])[0]) + abs((zahyou[atai+D-1])[1]-(zahyou[atai-1])[1])
        atai += D
    if maryoku != 0:
        maryoku, = maryoku
    print(maryoku)
    maryoku = 0

Fixed submission:
import numpy as np
H, W, D = list(map(int, input().split()))

px, py = [None for i in range(H*W+1)], [None for i in range(H*W+1)]
for i in range(H):
    A = list(map(int, input().split()))
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = [0 for i in range(H*W+1)]
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = list(map(int, input().split()))
    print(d[R]-d[L])

Buggy python submission (verdict: Runtime Error):
import numpy as np
sitei = input().split()
H, W, D = int(sitei[0]), int(sitei[1]), int(sitei[2])
_masume = np.zeros([H, W])
for i in range(H):
    _masume[i] = np.array(input().split())
masume = _masume.astype(int)

Q = int(input())

_settei = np.zeros([Q, 2])
#print(settei.dtype)
for i in range(Q):
    _settei[i] = np.array(input().split())

settei = _settei.astype(int)
maryoku = 0

zahyou = [np.where(masume==l) for l in range(1, H*W+1)]
#print(zahyou)

for l in range(Q):
    atai = settei[l][0]
    while (atai != settei[l][1]):
        maryoku += abs((zahyou[atai+D-1])[0]-(zahyou[atai-1])[0]) + abs((zahyou[atai+D-1])[1]-(zahyou[atai-1])[1])
        atai += D

maryoku, = maryoku
print(maryoku)

Fixed submission:
import numpy as np
H, W, D = list(map(int, input().split()))

px, py = [None for i in range(H*W+1)], [None for i in range(H*W+1)]
for i in range(H):
    A = list(map(int, input().split()))
    for j in range(W):
        px[A[j]] = i
        py[A[j]] = j

d = [0 for i in range(H*W+1)]
for i in range(D+1, H*W+1):
    d[i]= d[i-D]+abs(px[i]-px[i-D])+abs(py[i]-py[i-D])

Q = int(input())

for i in range(Q):
    L, R = list(map(int, input().split()))
    print(d[R]-d[L])