打字游戏-第一个小项目

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

int levels = 1, score = 0, lines = 0, num = 0, col = 0;

void EnterSpace(int num)
{
for (int i=0;i<num;i++)
{
printf(" ");
}
}

void EnterLine(int num)
{
for (int i = 0; i < num; i++)
{
printf("\r\n");
}
}

void EnterUnline(int num)
{
for (int i = 0; i < num; i++)
{
printf("_");
}
EnterLine(1);
}

// 游戏的初始化--画出打字的简易界面
void initialize(int score)
{
levels = score / 50;
system("cls");
EnterSpace(35);
printf("levels:%d\t ", levels);
printf("\tscore:%d\n", score);
EnterSpace(35);
printf("1---Pause\t");
printf("\t0---Exit\r\n");
EnterUnline(100);
//EnterLine(16);
//EnterUnline(100);
}

// 处理按键
int keydown(char c)
{
if (c == 'A' + num)
{
lines = 0;
score += 10;
return 1;
}
else if (c == '1')
{
getchar();
return 0;
}
else if (c == '0')
{
exit(0);
return 0;
}
}

void BeforeStart()
{
EnterLine(15);
EnterSpace(40);
printf("press anykey to start");
getchar();
}

// 游戏结束
void End()
{
system("cls");
EnterLine(15);
EnterSpace(40);
printf("sorry,you faile!");
getch();
exit(0);
}

void Speed(int score)
{
if (score <= 50)
Sleep(1000);
else if (score <= 100)
Sleep(500);
else
Sleep(200);
}

int main()
{
BeforeStart();
srand(time(NULL));
while (true)
{
initialize(score);
col = rand() % 100;
num = rand() % 26;
while (true)
{
lines++;
if (lines > 15)
{
lines = 0;
score -= 10;
if (score < -50)
{
End();
}
break;
}
EnterSpace(col);
printf("%c", 'A'+num);
Speed(score);
printf("\b \n");
if (kbhit())
{
char c = getch();
int book=keydown(c);
if (book==1)
break;
}
}
}
return 0;
}