#include <stdio.h> int main() { double a,b=0; char c='0'; while(scanf("%lf%c%lf",&a,&c,&b)!=EOF) { if(c=='+'||c=='-'||c=='*'||c=='/') {if(c=='+') printf("%.4lf+%.4lf=%.4lf\n",a,b,a+b); else if(c=='-') printf("%.4lf-%.4lf=%.4lf\n",a,b,a-b); else if(c=='...