def read_int_1d():
count = stdio.read_int()
a = create_1d(count, None)
for i in range(count):
a[i] = stdio.read_int()
return a
def read_float_2d():
row_count = stdio.read_int()
col_count = stdio.read_int()
a = create_2d(row_count, col_count, 0.0)
for row in range(row_count):
for col in range(col_count):
a[row][col] = stdio.read_float()
return a
def read_bool_2d():
row_count = stdio.read_int()
col_count = stdio.read_int()
a = create_2d(row_count, col_count, False)
for row in range(row_count):
for col in range(col_count):
a[row][col] = stdio.read_bool()
return a