int oper3(int type, int arg1, int arg2, int arg3);
int oper4(int type, int arg1, int arg2, int arg3, int arg4);
int oper5(int type, int arg1, int arg2, int arg3, int arg4, int arg5);
int oper3(int type, int arg1, int arg2, int arg3);
int oper4(int type, int arg1, int arg2, int arg3, int arg4);
int oper5(int type, int arg1, int arg2, int arg3, int arg4, int arg5);