请大家帮忙，看看我错在哪？

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

#define N 35
void  Choose1();
{
 int a[N]={1,2,3,4,5,6,
7,8,9,10,11,12,13,14,15,
16,17,18,19,20,21,22,23,
24,25,26,27,28,29,30,31,
32,33,34,35},i;
 int flag[N]={0},b[7];
 srand(time(NULL));
 for((int)i=0;i<7;i++)
 {
  int index=rand()%N;
  if(flag[index]==0)
  {
   b[i]=a[index];
   flag[index]=1;
  }
  else
   i–;
 }
 for(i=0;i<7;i++)
  printf(“%d “,b[i]);
 printf(“\n”);
 getchar();
}

#define P 30
Choose2();
{
 int a[P]={1,2,3,4,5,6,
7,8,9,10,11,12,13,14,15,
16,17,18,19,20,21,22,23,
24,25,26,27,28,29,30},i;
int flag[P]={0},b[7];
srand(time(NULL));
for((int)i=0;i<7;i++)
{
int index=rand()%P;
if(flag[index]==0)
{
b[i]=a[index];
flag[index]=1;
}
else
i–;
}
for(i=0;i<7;i++)
printf(“%d “,b[i]);
printf(“\n”);
getchar();
}

#define Q 25
Choose3();
{
 int a[Q]={1,2,3,4,5,6,
7,8,9,10,11,12,13,14,15,
16,17,18,19,20,21,22,23,
24,25},i;
int flag[Q]={0},b[7];
srand(time(NULL));
for((int)i=0;i<7;i++)
{
int index=rand()%Q;
if(flag[index]==0)
{
b[i]=a[index];
flag[index]=1;
}
else
i–;
}
for(i=0;i<7;i++)
printf(“%d “,b[i]);
printf(“\n”);
getchar();
}

#define W 18
Choose4();
{
 int a[W]={1,2,3,4,5,6,
7,8,9,10,11,12,13,14,15,
16,17,18},i;
int flag[W]={0},b[7];
srand(time(NULL));
for((int)i=0;i<7;i++)
{
int index=rand()%W;
if(flag[index]==0)
{
b[i]=a[index];
flag[index]=1;
}
else
i–;
}
for(i=0;i<7;i++)
printf(“%d “,b[i]);
printf(“\n”);
getchar();
}

#define Z 10
Choose5();
{
 int a[Z]={2,4,6,
8,10,12,14,
16,18,20},i;
int flag[Z]={0},b[10];
srand(time(NULL));
for((int)i=0;i<10;i++)
{
int index=rand()%Z;
if(flag[index]==0)
{
b[i]=a[index];
flag[index]=1;
}
else
i–;
}
for(i=0;i<7;i++)
printf(“%d “,b[i]);
printf(“\n”);
getchar();
}

Choose6();
{
       int i;
    printf(“产生 1 个3D号码：\n”);
       srand((unsigned)time(NULL));
    i= (printf(“%d “, rand() % 10));
    i= (printf(“%d “, rand() % 10));
    i= (printf(“%d “, rand() % 10));

}

void main()

 { 

  int select,N,P,Q,W,Z;
   
       do 
    {
     printf(” 0、退出\n”);
     printf(” 1、35选7\n”);
     printf(” 2、30选7\n”);
     printf(” 3、25选7\n”);
     printf(” 4、18选7\n”);
     printf(” 5、10选7\n”);
     printf(” 6、3D \n”);
     printf(“请选择功能：”);
     scanf(“%d”,&select);
     if(select == 0)
      break;
     switch(select)  {
     case 1 : Choose1(int);
      break;
        case 2 : Choose2();
      break;
        case 3 : Choose3();
      break;
        case 4 : Choose4();
      break;
        case 5 : Choose5();
      break;
        case 6 : Choose6();
      break;
        default :
      printf(“输入有误，请在 0～6 之间选择。\n”);

        }
     while(1);
    }
}

 

 

Configuration: 新建  – Win32 Debug——————–
Compiling…
新建 .c
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(7) : error C2449: found ‘{‘ at file scope (missing function header?)
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(30) : error C2059: syntax error : ‘}’
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(34) : error C2449: found ‘{‘ at file scope (missing function header?)
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(56) : error C2059: syntax error : ‘}’
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(60) : error C2449: found ‘{‘ at file scope (missing function header?)
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(82) : error C2059: syntax error : ‘}’
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(86) : error C2449: found ‘{‘ at file scope (missing function header?)
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(107) : error C2059: syntax error : ‘}’
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(111) : error C2449: found ‘{‘ at file scope (missing function header?)
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(132) : error C2059: syntax error : ‘}’
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(135) : error C2449: found ‘{‘ at file scope (missing function header?)
C:\Documents and Settings\Administrator\桌面\新建文件夹 (2)\新建 .c(143) : error C2059: syntax error : ‘}’
Error executing cl.exe.

新建 .obj – 12 error(s), 0 warning(s)