Lehmät

input = input().split()

width  = int(input[0])
height = int(input[1])

first = 1

map = [len(input-2)]

for i in range(len(input)):
    map[i] = input[i+2]

for y in range(height):
    for x in range(width):
        tile = map[y*width+x]
        if tile == "*":
            if first == 1:
                first = 0
                x1 = x
                y1 = y
            x2 = x
            y2 = y

beginning = (y1+1)*width+x1+1
end = (y2-1)*width+x2-1

n = 0

for i in range(beginning, end):
     if map[i] == "@":
         n += 1

print(n)

Test 1

Group: 1, 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 2

Group: 1, 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 3

Group: 1, 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 4

Group: 1, 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 5

Group: 1, 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 6

Group: 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 7

Group: 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 8

Group: 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...

Test 9

Group: 2

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 8, in <module>
    map = [...