Street trees are to be planted every 6.4 meters (m) on one side of a road with a length of 268.8 meters (m). Find the number of trees needed if you plant trees at both the beginning and end of the road.
268.8 6.4 [OP_DIV] 1 [OP_ADD]
var_a = 268.8
var_b = 6.4
var_c = var_a / var_b
var_d = 1
var_e = var_c + var_d
print(int(var_e))