/*
  學號:499261057
  姓名:林忠萱
  班級:資工一甲
*/
#include <stdio.h>
#include <stdlib.h>
#include <time.h>

int main()
{
  int num;
  srand(time(NULL));
  printf("請選擇難度:(1)normal(不重複數字);(2)Difficult(重複數字) [輸入 1 or 2 ]");
  scanf("%d",&num);
  int a1, b1, c1, d1;
  if( num == 1)
  {
      int countA=0,countB=0,total=0;
      int a = (rand() % 10);
      int b = (rand() % 10);
      int c = (rand() % 10);
      int d = (rand() % 10);
      while (a==b || a==c || a==d || b==c || c==d || b==d)
      {
         int a = (rand() % 10);
         int b = (rand() % 10);
         int c = (rand() % 10);
         int d = (rand() % 10);
      }

      printf("請輸入四個0~9數字[不重覆之數字][中間需有空白]:");
      scanf("%d %d %d %d", &a1, &b1, &c1, &d1);

         if (a1==b || a1==c || a1==d)
         	countB++;
         if (b1==a || b1==c || b1==d)
         	countB++;
         if (c1==a || c1==b || c1==d)
         	countB++;
         if (d1==a || d1==b ||d1==c)
         	countB++;

         if(a1==a)
         	countB++;
         if(b1==b)
         	countB++;
         if(c1==c)
         	countA++;
         if(d1==d)
         	countA++;
         	total++;
        printf("%dA%dB\n",countA,countB);
        printf("恭喜答對! , 共花了: %d次機會\n",total);
  }

  else if( num == 2)
  {
        int countA=0,countB=0,total=0;
        int a = (rand() % 10);
        int b = (rand() % 10);
        int c = (rand() % 10);
        int d = (rand() % 10);
        printf("請輸入四個0~9數字[重複數字][中間需有空白]:");
        scanf("%d %d %d %d", &a1, &b1, &c1, &d1);

         if (a1==b || a1==c || a1==d)
         	countB++;
         if (b1==a || b1==c || b1==d)
         	countB++;
         if (c1==a || c1==b || c1==d)
         	countB++;
         if (d1==a || d1==b ||d1==c)
         	countB++;

         if(a1==a)
         	countB++;
         if(b1==b)
         	countB++;
         if(c1==c)
         	countA++;
         if(d1==d)
         	countA++;
         	total++;
        printf("%dA%dB\n",countA,countB);
        printf("恭喜答對! , 共花了: %d次機會\n",total);
 }
  system("PAUSE");
  return 0;
}