Dart Quiz Proj

import 'dart:io';

void main() {
  print('simple quiz game');
  print('enter correct number of answer only number');
  int answer1;
  int answer2;
  int answer3;
  int answer4;
  int answer5;
  int result=0;
  print('whats is capital of kurdistan ?');
  print('1- Erbil.  2- Slimany. 3-Duhok');
  answer1=int.parse(stdin.readLineSync());
  if(answer1==1){print('correct');
  result=result+2;
  }else{print('wrong');}
  print('whats is capital of Canada ?');
  print('1- Yukon.  2- Ontario . 3-Ottawa');
  answer2=int.parse(stdin.readLineSync());
  if(answer2==3){print('correct');
  result=result+2;
  }else{print('wrong');}
  print('whats is capital of USA ?');
  print('1- New York.  2- Nevada. 3- Washington, D.C');
  answer3=int.parse(stdin.readLineSync());
  if(answer3==3){print('correct');
  result=result+2;
  }else{print('wrong');}
  print('whats is capital of UK ?');
  print('1- Manchester.  2- London. 3-Newcastle');
  answer4=int.parse(stdin.readLineSync());
  if(answer4==2){print('correct');
  result=result+2;
  }else{print('wrong');}
  print('whats is capital of Japan ?');
  print('1- Tokyo.  2- Yokohama. 3-Osaka');
  answer5=int.parse(stdin.readLineSync());
  if(answer5==1){print('correct');
  result=result+2;
  }else{print('wrong');}
  print('result : $result/10');

}