Buggy python submission (verdict: Time Limit Exceeded):
h, w, d = map(int, input().split())
a = [list(map(int, input().split())) for _ in range(h)]
q = int(input())
lr = [list(map(int, input().split())) for _ in range(q)]


coord = {}
for i in range(h):
    for j in range(w):
        a_ij = a[i][j] - 1
        coord[a_ij] = (i, j)

import math
cost = [[0 for i in range(int(math.ceil(h * w / d)))] for i in range(d)]
for i in range(h * w - d):
    i0 = int(i / d)
    i1 = int(i % d)
    cost[i1][i0] = abs(coord[i + d][0] - coord[i][0]) + abs(coord[i + d][1] - coord[i][1])

cost_sum = [[0 for i in range(int(math.ceil(h * w / d)))] for i in range(d)]
for i in range(d):
    for j in range(int(math.ceil(h * w / d))):
        cost_sum[i][j] = sum(cost[i][:j])

for i in range(q):
    l = lr[i][0] - 1
    r = lr[i][1] - 1

    _cost_sum = cost_sum[int(l % d)]
    print(_cost_sum[int(r / d)] - _cost_sum[int(l / d)])


Fixed submission:
h, w, d = map(int, input().split())
a = [list(map(int, input().split())) for _ in range(h)]
q = int(input())
lr = [list(map(int, input().split())) for _ in range(q)]


coord = {}
for i in range(h):
    for j in range(w):
        a_ij = a[i][j] - 1
        coord[a_ij] = (i, j)

import math
cost = [[0 for i in range(int(math.ceil(h * w / d)))] for i in range(d)]
for i in range(h * w - d):
    i0 = int(i / d)
    i1 = int(i % d)
    cost[i1][i0] = abs(coord[i + d][0] - coord[i][0]) + abs(coord[i + d][1] - coord[i][1])

cost_sum = [[0 for i in range(int(math.ceil(h * w / d)))] for i in range(d)]
for i in range(d):
    for j in range(int(math.ceil(h * w / d))):
        if j != 0:
            cost_sum[i][j] = cost_sum[i][j-1] + cost[i][j-1]
        else:
            cost_sum[i][j] = 0

for i in range(q):
    l = lr[i][0] - 1
    r = lr[i][1] - 1

    _cost_sum = cost_sum[int(l % d)]
    print(_cost_sum[int(r / d)] - _cost_sum[int(l / d)])

Buggy python submission (verdict: Time Limit Exceeded):
h, w, d = map(int, input().split())
a = [list(map(int, input().split())) for _ in range(h)]
q = int(input())
lr = [list(map(int, input().split())) for _ in range(q)]


coord = {}
for i in range(h):
    for j in range(w):
        a_ij = a[i][j] - 1
        coord[a_ij] = (i, j)

import math
cost = [[0 for i in range(int(math.ceil(h * w / d)))] for i in range(d)]
for i in range(h * w - d):
    i0 = int(i / d)
    i1 = int(i % d)
    cost[i1][i0] = abs(coord[i + d][0] - coord[i][0]) + abs(coord[i + d][1] - coord[i][1])

for i in range(q):
    l = lr[i][0] - 1
    r = lr[i][1] - 1

    _cost = cost[int(l % d)]
    print(sum(_cost[int(l / d): int(r / d)]))


Fixed submission:
h, w, d = map(int, input().split())
a = [list(map(int, input().split())) for _ in range(h)]
q = int(input())
lr = [list(map(int, input().split())) for _ in range(q)]


coord = {}
for i in range(h):
    for j in range(w):
        a_ij = a[i][j] - 1
        coord[a_ij] = (i, j)

import math
cost = [[0 for i in range(int(math.ceil(h * w / d)))] for i in range(d)]
for i in range(h * w - d):
    i0 = int(i / d)
    i1 = int(i % d)
    cost[i1][i0] = abs(coord[i + d][0] - coord[i][0]) + abs(coord[i + d][1] - coord[i][1])

cost_sum = [[0 for i in range(int(math.ceil(h * w / d)))] for i in range(d)]
for i in range(d):
    for j in range(int(math.ceil(h * w / d))):
        if j != 0:
            cost_sum[i][j] = cost_sum[i][j-1] + cost[i][j-1]
        else:
            cost_sum[i][j] = 0

for i in range(q):
    l = lr[i][0] - 1
    r = lr[i][1] - 1

    _cost_sum = cost_sum[int(l % d)]
    print(_cost_sum[int(r / d)] - _cost_sum[int(l / d)])