Lehmät

l = []
koko = input()
koko = koko.split(" ")
 
for i in range(int(koko[0])):
    l.append(str(input()))
 
maara = 0

for j in l:
    aidat = 0
    for k in j:
        if (k == '@') and (aidat == 1):
            maara += 1
        if k == '*':
            aidat += 1
 
print(maara)

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