#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);
    prinf("입력받은 값=%d, %d\n",a,b);*/

    //실습7//
  /*  float a;
    scanf("%f",&a);
    printf("입력받은 값=%.2f\n",a);*/

    //실습8//
    double x,y;
    scanf("%1f%1f",&x,&y);
    printf("입력값=%.21f,%.21f\n",x,y);
  
    return 0;
}