Mã chấm: 269769

Main.cc:11:3: error: invalid preprocessing directive #S
 # Số lượt lặp để xấp xỉ Pi
   ^
Main.cc:12:29: warning: character constant too long for its type
  num_iterations = int(input('Nhap so pi can tinh: '))
                             ^~~~~~~~~~~~~~~~~~~~~~~
Main.cc:1:1: error: ‘def’ does not name a type
 def approximate_pi(iterations):
 ^~~