我编写了一个c语言程序，主要目的是将5m。txt 中存放的数据导入一个input 的结构体当中，5m.txt 为3列 1000000 行的数据， 编译显示没有问题，但是运行的时候每次都显示程序出现异常，用dev c++ 显示“process exited with return value 3221225725”.  搞不明白是什么情况， 之前我试过导入 100*100 的txt 文件 没有问题。 不知道是不是数据太大导致的。 请各位高手帮忙看一下，感激不尽。




struct convert
 {float C[3][3];};
  struct convert con[24]=
    {
        {1,0,0,0,1,0,0,0,1},
        {0,0,-1,0,-1,0,-1,0,0},
        {0,0,-1,0,1,0,1,0,0},
        {-1,0,0,0,1,0,0,0,-1},
        {0,0,1,0,1,0,-1,0,0},
        {1,0,0,0,0,-1,0,1,0},
        {1,0,0,0,-1,0,0,0,-1},
        {1,0,0,0,0,1,0,-1,0},
        {0,-1,0,1,0,0,0,0,1},
        {-1,0,0,0,-1,0,0,0,1},
        {0,1,0,-1,0,0,0,0,1},
        {0,0,1,1,0,0,0,1,0},
        {0,1,0,0,0,1,1,0,0},
        {0,0,-1,-1,0,0,0,1,0},
        {0,-1,0,0,0,1,-1,0,0},
        {0,1,0,0,0,-1,-1,0,0},
        {0,0,-1,1,0,0,0,-1,0},
        {0,0,1,-1,0,0,0,-1,0},
        {0,-1,0,0,0,-1,1,0,0},
        {0,1,0,1,0,0,0,0,-1},
        {-1,0,0,0,0,1,0,1,0},
        {0,0,1,0,-1,0,1,0,0},
        {0,-1,0,-1,0,0,0,0,-1},
        {-1,0,0,0,0,-1,0,-1,0},

    };


struct bccinput//定义输入数据使用的结构体,存储三个欧拉角
    {
     float a;
     float b;
     float c;
    };



int main()
{

 int X,Y,x,y,i=0;
 float fcc[3]={0,0,0},o,p,q,r,s,w,g,h,j;
 struct convert part[(mesh/sampling+1)*(mesh/sampling+1)];
 clock_t t = clock();
 struct bccinput input[Ymax+1][Xmax+1];


 FILE *in,*out;
    if((in=fopen("C:\\c program\\5m.txt","r"))==NULL)  //------------------------------------------------------需要输入导入文件的存放地址
    {printf("cannot open file");
     exit(0);
    }

    for(x=0;x<=Xmax;x++)
        for(y=0;y<=Ymax;y++)
        {fscanf(in,"%f %f %f",&input[y][x].a,&input[y][x].b,&input[y][x].c);
             printf("%f %f %f\n",input[y][x].a,input[y][x].b,input[y][x].c);
        }
    fclose(in);
}