#include #include #include #include #include #define EXCAPE 27 #define ENTER 13 main(){ int press,i,x,y,x1,y1,ch_z=0; int dian=0; char ch='0'; /*input + - * / */ char emp[80],sum[80],*e,*s; double yuan=0.000000000000; void init(void); void cle