malloc无法申请内存地址

Question

#include
#include
#include
#include
using namespace std;
typedef struct Squeue{
int data;
struct Squeue next;
}Squeue,*sq;
typedef struct {
sq front,rear;
}linkqueue,*lq;
int EnQueue(linkqueue *q,int e){
Squeue *s;
cout<<"wwww"<<endl;
s=(Squeue)malloc(sizeof(Squeue));//无法申请内存地址
cout<<(sq)malloc(sizeof(Squeue))< cout if(!s)
{
cout return 0;
}
s->data=e;
s->next=NULL;
q->rear->next=s;
q->rear=s;
return 0;
}
int main(){
linkqueue S=(linkqueue)malloc(sizeof(linkqueue));
int m=3,n=201,z=0;
//cin>>n>>m;
for(int i=1;i<=n;i++){
EnQueue(S,i);

}
cout<<z<<endl;
}

Answer 1

头文件加的iostream,stdlib,malloc,time.