C - Dice Game

/*

*하다보니, 중간에 너무 꼬여버렸네요. ...컴터 인공지능,,,포기...

*이기면 베팅한 만큼 벌고, 지면 베팅한 값 잃고, 베팅 안하면 -1 입니다.

*/

 

#include <stdio.h>
#include <stdlib.h>
#include <time.h>

 

int main(){

 int sel;
 int m=100; // Starting money
 int bm=-1;  // betting money
 int dm=1;  // default money
 int drawBm=0;
 int drawFlag=0;;
 int d1,d2,d3,d4,c1,c2,c3,c4;
 int win=0,lose=0,draw=0;
 char bet='a';

 srand(time(NULL));rand();rand();rand();
 srand(rand());

 while(1){
  do{
   printf("\n== Dice Game ==     #your money is :$%d,   #no bet :$-%d\n",m,dm);
   printf("1. Game Start\n");
   printf("2. Game Score\n");
   printf("3. End Game\n");
   printf("> ");
   scanf("%d",&sel);
  }while(sel!=1&&sel!=2&&sel!=3);
 
  while(1){
   switch(sel){
    
    case 1: 
     printf("\n<< Game Start >>\n\n");
     d1=(rand()%6)+1;d2=(rand()%6)+1;d3=(rand()%6)+1;
     d4=d1+d2+d3;
     printf("Your Dice sum is : %2d\n",d4);
     bet='a';

     while(bet!='y'&&bet!='n'&&bet!='Y'&&bet!='N'&&bet!='q'&&bet!='Q')
     {
      if (drawFlag==1)
      {
       printf("\rBetting money is now: %d\t\t\t\n",drawBm);
      }
      printf("\rDo you want to bet ?(y/n) (q.quit): ");
      scanf("%c",&bet); fflush(stdin);
     }
     if (bet=='y'||bet=='Y')
     {
      do
      {
       printf("\nYou have $ %d \n",m);
       
       printf("How much money want to bet ? : ");
       scanf("%d",&bm);
       if (bm<0||bm>m)
       {
        printf("You have to choose between 1~%d (your money)\n",m);
       }
      } while(bm<0||bm>m);

      c1=rand()%6+1;c2=rand()%6+1;c3=rand()%6+1;
      c4=c1+c2+c3;

      if (d4>c4){
       printf("You Win, your dice:%d , com dice:%d\n",d4,c4);
       m=(drawFlag==0)?(m+bm):(m+drawBm);
       printf("Your Money is %d\n",m);
       drawFlag=0;
       win++;
       drawBm=0;
       continue;
      }else if(d4<c4) {
       printf("You lose, your dice:%d , com dice:%d\n",d4,c4);
       m=(drawFlag==0)?(m-bm):(m-drawBm);
       printf("Your Money is %d\n",m);
       drawFlag=0;
       lose++;
       drawBm=0;
       if (m<=0)
       {
        printf("you lose all of your money. \n");
        system("pause");
        exit(0);
       }
       continue;
      }else {
       printf("DRAW Game, your dice:%d , com dice:%d\n",d4,c4);
       drawBm+=bm;
       draw++;
       drawFlag=1;
       continue;
      }
     }
     if (bet=='n'||bet=='N')
     {
      m=(drawFlag=0)?m-dm:m-drawBm;
      printf("You lose, your money is : %d \n",m);       
      break;
     }
     break;
    case 2:
     printf("<< Your History >>\n");
     printf(" W  I  N  : %3d\n", win);
     printf(" L O S E  : %3d\n", lose);
     printf(" D R A W  : %3d\n", draw);
     system("pause");     
     break;
    case 3:
     printf("\n Have a good day \n");
     exit(0);
     break;
   } // switch - sel
   if (bet=='q'||bet=='Q'||sel==2) {
    system("cls");
    break;
   }
  }
 }// whlie(1)
 return 0;
} //main