#include <stdio.h>

int main() {


    //실습5//
    /*int n;
    scanf("%d",&n);
    printf("입력받은 값=%d\n",n);*/

    //실습6//
    /*int a,b;
    scanf("%d",&a);
    scanf("%d",&b);
    printf("입력받은 값=%d,%d\n",a,b);*/

    //실습7//
    /*double a;
    scanf("%lf",&a);
    printf("입력받은 값=%lf\n",a);*/

    //실습8//
    double x,y;
    scanf("%lf,%lf", &x, &y);
    printf("입력값=%.2lf,%.2lf\n",x,y);

    
    
    

    
    return 0;
}