采用C++的方法求合力的代码，请参考!谢谢！

if(type == 1)
{
//**************************Ç󷽸ù;*********************************
int *it;
double *time;
double *f;
double *moment;
double *accel;
double *vel;
double *disp;
double *rotaccel;
double *rotvel;
double *rotdisp;
int s=23;

it = new int[s];
time = new double[s];
f = new double[s*3];
moment = new double [s*3];
accel = new double [s*3];
vel = new double [s*3];
disp = new double [s*3];
rotaccel = new double[s*3];
rotvel = new double[s*3];
rotdisp = new double[s*3];

memset(it,0,s*sizeof(int));
memset(time, 0,s*sizeof(double));
memset(f,0,s*3*sizeof(double));
memset(moment,0,s*3*sizeof(double));