Lehmät

inp = input()
num = inp.split(" ")
n = int(num[0])
m = int(num[1])
i = 0
_inp = []
while n > i:
    _inp.append(input())
    i += 1
count = 0
 
for line in _inp:
    canCount = "false"
    for char in line:
        if line != "":
            if char == "@" and canCount == "true":
                count += 1
            if char == "*" and canCount == "true":
                canCount = "l"
            if char == "*" and canCount == "false":
                canCount = "true"
print(count)

Test 1

Group: 1, 2

Verdict: ACCEPTED

Test 2

Group: 1, 2

Verdict: ACCEPTED

Test 3

Group: 1, 2

Verdict: ACCEPTED

Test 4

Group: 1, 2

Verdict: ACCEPTED

Test 5

Group: 1, 2

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: ACCEPTED

Test 7

Group: 2

Verdict: ACCEPTED

Test 8

Group: 2

Verdict: ACCEPTED

Test 9

Group: 2

Verdict: ACCEPTED