#include<iostream> using namespace std; int main() { int a,b,c,d,e; a=1; b=3; c=5; d=7; e=9; cout<<a*3.1415926<<" "<<b*3.1415926<<" "<<c*3.1415926<<" "<<d*3.1415926<<" "<<e*3.1415926; return 0; }