#include

#include

#include

typedef struct {

int line;

int colum;

}Dot;

typedef struct {

Dot *base;

int front;

int rear;

}sqQueue;

sqQueue queue;

bool pos[100][100];

int count=-1;

int N,M;

void inqueue (Dot dot) {

queue.base[queue.rear]=dot;//现在时队头元素入队

queue.rear=(queue.rear+1)%100;

}

Dot dequeue() {

Dot dot=queue.base[queue.front];

queue.front=(queue.front+1)%100;

return dot;

}

Dot getadot() {

int i,j;

Dot dot;

for(i=0;i