C / C++ / MFC

PlaySound(Buff,NULL,SND_MEMORY|SND_ASYNC)

#include <iostream>
#include <cstdlib>
#include <ctime>
#include <string>
using namespace std;
void display();
void intro();
int your_total(int urcard);
int comp_total(int compcard);
struct{
int face;
unsigned int value;
} 
card[13] = 
{	{'2', 2},{'2', 3},{'2', 4},
    {'5', 5},{'6', 6},{'7', 7},
    {'8', 8},{'9', 9},{'X', 10},
    {'J', 13},{'Q', 12},{'K', 11},
    {'A', 1}
};
char suit[4]={'D','C','H','S'};

int main()
{
intro();
display();
return 0;
}
void intro()
{
	cout<<"simple twenty one card"<<endl;
	cout<<"------------------------"<<endl;
	cout<<"Total number gotta cut out upon number21!"<<endl;
	cout<<"But u can have only 5 cards in maximum"<<endl;
	cout<<"<TenX=10,King=11,Queen=12,Jack=13,Ace=1>"<<endl<<endl;
}
int your_total(int urcard)
{
	int urtotal=0;
	srand((unsigned)time(0));
	cout<<"How many cards u want?(up to 5 cards)"<<endl;
	cin>>urcard;

		if (urcard>5)
		cout<<"You could not get more than five cards!"<<endl;
		else
		{
		cout<<"     Ur card"<<endl;
				for (int ucard=0;ucard<urcard;ucard++)
				{
					int x = rand() % 13;
					char d;
					d=rand()%4;
					cout<<" |"<<suit[d];
					printf("%c| ", card[x].face);
					urtotal+=card[x].value;
				if(urtotal>42)
				urtotal=urtotal-30;
				else if(urtotal>31&&urtotal<42)
				urtotal=urtotal-20;
				else if(urtotal>21&&urtotal<32)
				urtotal=urtotal-10;
				}
		}
		
		return urtotal;
		
}
int comp_total(int compcard)
{
			srand((unsigned)time(0));
			
			cout<<endl<<"How many cards you want computer?"<<endl;
			int lowest=2, highest=5; 
			int range=(highest-lowest)+1;
			int total_num=0;
					for(int index=0; index<1; index++){ 
					compcard= lowest+int(range*rand()/(RAND_MAX + 1.0)); 
					cout <<compcard<<endl;
					}
			cout<<"     My cards"<<endl;
			  for (int Ccard=0;Ccard<compcard;Ccard++)
			  {
				 	int x = rand() % 13;
				char d;
				d=rand()%4;
				cout<<" |"<<suit[d];
				printf("%c| ", card[x].face);
				total_num+=card[x].value;
				if(total_num>42)
				total_num=total_num-30;
				else if(total_num>31&&total_num<42)
				total_num=total_num-20;
				else if(total_num>21&&total_num<32)
				total_num=total_num-10;
				
		     }
			return total_num;
		  

}
void display()
{
	int comptotal, urtotal,person=0,computer=0, compscore=0,urscore=0,draw=0;
	const int high=21;
	char cond;
	int ur;
	do{
	
		//srand(time(NULL));
		srand((unsigned)time(0));
		urtotal=your_total(person);
		comptotal=comp_total(computer);
		
		cout<<endl<<"I have "<<comptotal<<" and you have "<<urtotal<<" so ";
		if(comptotal<=high&& urtotal<comptotal)
		{
			cout <<"I win! "<<endl;
			compscore++;
		}
		else if(comptotal<=high&& urtotal>high)
		{
			cout <<"I win! "<<endl;
			compscore++;
		}
		else if (urtotal<=high&& urtotal>comptotal)
		{
		cout<<" you win!"<<endl;
		urscore++;
		}
		else if (urtotal<=high&& comptotal>high)
		{
		cout<<" you win"<<endl;
		urscore++;
		}
		else //(comptotal==urtotal)
		{
		cout<<"no win"<<endl;
		draw++;
		}
		cout<<endl<<"Wana play again(n/y?)"<<endl;
		cin>>cond;
	}while(cond=='y');
	cout<<"I win: "<<compscore<<endl<<"U win: "<<urscore<<endl<<"Draw : "<<draw<<endl;
	cin>>ur;

}