rows = int(input("Enter the Number of rows: "))
cols = int(input("Enter the Number of cols: "))
for i in range(0, rows):
for j in range(0, cols):
if i == 0 or j == 0 or j == cols-1 or i == rows - 1:
print("3", end="")
else:
print(i, end="")
print()
# This code is contributed by Shubhanshu Arya (Prepinsta Placement Cell Student)