#include<iostream> // cin\cout\endl #include<cstdio> //scanf()\printf() #include<cstring> // strcpy()\strcat()\strcmp()\strlen()\memset() #include<cmath> //sqrt()\pow()\abs()\ceil()\floor()\max()\min() using namespace std; int main(){ double i,h=100,s=100; for(i=1;i<=10;i++){ h/=2; s=s+h*2; } printf("%.6lf",s); cout<<" "; printf("%.6lf",h); return 0; }