c++ demo 04 栈和堆 二维

int main(){
    int **p;
    int i,j;
    p= new int *[4];
    for (int i = 0; i <4 ; i++) {
        p[i]=new int [8];
    }

    for(i=0; i<4; i++){
        for(j=0; j<8; j++){
            p[i][j] = j*i;
        }
    }
    //打印数据
    for(i=0; i<4; i++){
        for(j=0; j<8; j++)
        {
            if(j==0) cout<<endl;
            cout<<p[i][j]<<"\t";
        }
    }
//开始释放申请的堆
    for(i=0; i<4; i++){
        delete [] p[i];
    }
    delete [] p;
    return 0;

}