Lehmät

n, m = input().split()

bois = 0

for _ in range(int(n)):
	gotspikeinst = False
	deathstar = 0
	riv = input()
	for c in riv:
		if deathstar > 2: break
		if c == "*":
			deathstar += 1
			gotspikeinst = not gotspikeinst
			continue
		if c == "@"  and gotspikeinst:
			bois += 1

print(bois)

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