a = input().split()
b = input().split()
int_a = []
int_b = []
for num in a:
    int_a.append(int(num))
for num in b:
    int_b.append(int(num))

for num_a in int_a:
    for num_b in int_b:
        print(f"({num_a}, {num_b})", end=" ")