<代码收藏>动态生成数组

#include <iostream>#include <ctime>#include <cstdlib>using namespace std; void oneArray(){         int size=rand()%10;    int* pint=new int[size];    for(int i=0;i<size;++i)    {        pint[i]=rand()%100;    }    cout<<"one array is "<<endl;    for(int i=0;i<size;++i)    {        cout<<pint[i]<<"\t";    }    cout<<endl;    delete []pint;} void twoArray(){    int row=rand()%10;    int column=rand()%10;    cout<<"row is "<<row<<" column is "<<column<<endl;    cout<<"two array is"<<endl;    int** p=new int*[row];    for(int i=0;i<row;++i)    {        p[i]=new int[column];    }    for(int i=0;i<row;++i)    {        for(int j=0;j<column;++j)        {            p[i][j]=rand()%100;        }    }         for(int i=0;i<row;++i)    {        for(int j=0;j<column;++j)        {            cout<<p[i][j]<<"\t";        }        cout<<endl;    }    cout<<"delete array"<<endl;    for(int i=0;i<row;++i)    {        delete []p[i];    }    delete []p;}void threeArray(){    cout<<"three array"<<endl;    int height=rand()%10;    int row=rand()%10;    int column=rand()%10;    cout<<"height is "<<height<<" row is "<<row<<" column is "<<column<<endl;    int*** p=new int**[height];    for(int i=0;i<height;i++)    {        p[i]=new int*[row];    }    for(int i=0;i<height;++i)    {        for(int j=0;j<row;++j)        {            p[i][j]=new int[column];        }    }     for(int i=0;i<height;++i)        for(int j=0;j<row;++j)            for(int k=0;k<column;++k)            {                p[i][j][k]=rand()%100;            }     for(int i=0;i<height;++i)    {        for(int j=0;j<row;++j)        {            for(int k=0;k<column;++k)            {                cout<<p[i][j][k]<<"\t";            }            cout<<endl;        }        cout<<endl<<endl;    }    cout<<"delete three array"<<endl;    for(int i=0;i<height;++i)    {        for(int j=0;j<row;++j)        {            delete []p[i][j];        }    }    for(int i=0;i<height;i++)    {        delete []p[i];    }    delete []p;}  void main(){    srand(unsigned(time(NULL)));    oneArray();    twoArray();    threeArray();    int aa;    cin>>aa;}