摘要:
#include using namespace std; const double pi=3.141592653; int main() { int num; cin>>num; for(int i=0;i>x>>y; double sum; sum=pi*(x*x+y*y)/2; int year=1; for(year=1;year>0;year++) if(s... 阅读全文
posted @ 2016-11-24 21:35
PirateLHX
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