问题标题: 酷町堂：我做了一个蛮好玩的小游戏哦

#include<stdio.h>
#include<stdlib.h>
#include<windows.h>
#include<conio.h>
void HideCursor(){  
    CONSOLE_CURSOR_INFO cursor_info={1,0}; 
    SetConsoleCursorInfo(GetStdHandle(STD_OUTPUT_HANDLE),&cursor_info);
}
void gotoxy(int x,int y){
    HANDLE handle = GetStdHandle(STD_OUTPUT_HANDLE);
    COORD pos;
    pos.X = x;
    pos.Y = y;
    SetConsoleCursorPosition(handle,pos);
} 
int IsEnd; 
int interface_x,interface_y; 
int block_y;
int ctrlline_width,ctrlline_left,ctrlline_right;
int ball_x,ball_y;
int ballv_x,ballv_y; 
int scores;
int ballv_num;
int ballv_num_i;

void startup(){
    HideCursor();
    IsEnd = 0;
    interface_x = 22;
    interface_y = 30;
    block_y = rand()%(interface_y-6)+2; 
    ctrlline_width=8;
    ctrlline_left=(interface_y-ctrlline_width-2)/2+1+1;
    ctrlline_right=ctrlline_left+ctrlline_width-1; 
    ball_x=interface_x-1;
    ball_y=ctrlline_left+ctrlline_width/2; 
    ballv_x=1;
    ballv_y=1;
    scores=0;
    ballv_num=3; 
    ballv_num_i=1; 
}
void show_begin(){
    int i,j;
    int start=0;
    char input;
    while(!start){
        gotoxy(0,0);
        for(i=1;i<=interface_x/2-4;i++) printf("\n"); 
        for(i=1;i<interface_y/2-8;i++) printf(" ");
        printf("一定要开英文\n\n");
        for(i=1;i<interface_y/2-9;i++) printf(" ");
        printf("请按空格键开始游戏,a,d移动\n作者--王子逸\n");
        for(i=1;i<=interface_x/2-6;i++) printf("\n");
        if(kbhit()){
            input = getch();
            if(input) start=1;
        }
    }
} 
void show(){    
    gotoxy(0,0);
    int i,j;
    for(i=1;i<=interface_y/2-8;i++) printf(" ");
    printf("《反弹球消砖块》") ;
    for(i=1;i<=interface_y/2-8-8;i++) printf(" ");
    printf("分数:%3d\n",scores);
    for(i=1;i<=interface_x;i++){
        printf(" ");
        for(j=1;j<=interface_y;j++){         
            if(j==1||j==interface_y){   
                printf("|");
            }else if(i==interface_x){   
                printf("_");
            }else if(i==1){ 
                printf("V");
            }else if(i==interface_x-1&&(j>=ctrlline_left&&j<=ctrlline_right)){    
                printf("*");
            }else if(i==2&&(j>=block_y&&j<=block_y+4)){   
                printf("H");
            }else if(i==ball_x&&j==ball_y){
                printf("O");
            }else printf(" ");  
        }
        printf("\n");
    }

}
void update_outinput(){ 
    ballv_num_i= (ballv_num_i==ballv_num)?1:ballv_num_i+1;
    if(ballv_num_i==ballv_num){
        if(ball_y==2||ball_y==interface_y-1){
            ballv_y *= -1;
        }
        if(ball_x==2){
            if(ball_y>=block_y&&ball_y<=block_y+4){
                block_y = rand()%(interface_y-6)+2; 
                scores++;
                printf("\a");
            }
            ballv_x *= -1;
        }
        if(ball_x==interface_x-1){
            if(ball_y>=ctrlline_left && ball_y<=ctrlline_right){
                ballv_x *= -1;
            }else{
                IsEnd = 1;
            }
        }
        ball_x += ballv_x;
        ball_y += ballv_y;
    }   
}
void update_input(){
    char input;
    if(kbhit()){
        input = getch();
        if( input == 'a'){
            ctrlline_left= (ctrlline_left==2)?2:ctrlline_left-1;
            ctrlline_right= ctrlline_left+ctrlline_width-1;
        }else if( input == 'd'){
            ctrlline_left= (ctrlline_left==interface_y-ctrlline_width)?\
interface_y-ctrlline_width:ctrlline_left+1;
            ctrlline_right= ctrlline_left+ctrlline_width-1;
        }
    }
}
void show_end(){
    system("cls"); 
    printf("\n\n\n\n\n\n\t\t\tgame over!\n\n\n\n\n\n\n\n\n\n\n\n\n");   
    system("pause");
    system("pause");
}

int main(){
    startup();  
    show_begin(); 
    while(!IsEnd){
        show();
        update_outinput();  
        update_input(); 
    }
    show_end(); 
    return 0;
}