Run ID:92083
提交时间:2024-09-28 11:29:13
#include<iostream> using namespace std; int main(){ int a,b,c,d,e; a=1; b=3; c=5; d=7; e=9; cout<<2*3.1415926*a*a<<endl; cout<<2*3.1415926*b*b<<endl; cout<<2*3.1415926*c*c<<endl; cout<<2*3.1415926*d*d<<endl; cout<<2*3.1415926*e*e; return 0; }