#定义一个数求各位数字之和的函数
def cw(x):
    su = 0
    # 短除法拆位,求拆位后各位的和su
    while x > 0:
        su += x % 10
        x //= 10
    return su


s = input().split()
# 行数n
n = int(s[0])
# 列数m
m = int(s[1])
c = 0
a = [[0 for j in range(m)] for i in range(n)]
#循环接收输入
for i in range(n):
    t = input().split()
    for j in range(m):
        a[i][j] = int(t[j])
#循环遍历二维数组
for i in range(n):
    for j in range(m):
        if cw(a[i][j]) % 2 != 0:
            c += 1
print(c)
/**************************************************************
	Problem: 1496
	User: admin
	Language: Python
	Result: Accepted
	Time:121 ms
	Memory:34480 kb
****************************************************************/