100-days-of-code-python-development/day67.py at main · anveshduddu/100-days-of-code-python-development · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
#!/bin/python3

import sys

def surfaceArea(A):
    H, W = len(A), len(A[0])
    area = 2*H*W


    for ind in range(H):
        for jnd in range(W):
            if ind-1 >= 0:

                area += max(0, A[ind][jnd] - A[ind-1][jnd])
            else:

                area += A[ind][jnd]

            if jnd-1 >= 0:

                area += max(0, A[ind][jnd] - A[ind][jnd-1])
            else:

                area += A[ind][jnd]

            if ind+1 < H:

                area += max(0, A[ind][jnd] - A[ind+1][jnd])
            else:

                area += A[ind][jnd]

            if jnd+1 < W:

                area += max(0, A[ind][jnd] - A[ind][jnd+1])
            else:

                area += A[ind][jnd]
    return area

if __name__ == "__main__":
    H, W = input().strip().split(' ')
    H, W = [int(H), int(W)]
    A = []
    for A_i in range(H):
        A_t = [int(A_temp) for A_temp in input().strip().split(' ')]
        A.append(A_t)
    result = surfaceArea(A)
    print(result)