#include<iostream>
int size;
int len;
int* p;
//void Add(int a);
//void Save(const char* filename);
//void Load(const char* filename);
//-----------------------------
void SaveAs(const char* filename1,const char* filename2)//文件另存为
{
FILE* fp;
fopen_s(&fp, filename1, "rb");
if (fp == 0)
return;
fseek(fp,0,SEEK_END);
int size = ftell(fp);
fseek(fp,0,SEEK_SET);
char* p = (char*)malloc(size);
fread(p, size, 1, fp);
fclose(fp);
fopen_s(&fp, filename2, "wb");
fwrite(p, size, 1, fp);
fclose(fp);
free(p);
}