归类了 OJ,整理了一下

This commit is contained in:
Fengyi Chen
2024-02-15 22:38:30 +08:00
parent 76c1ecea65
commit 8dbc0861b2
231 changed files with 0 additions and 0 deletions

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#include <iostream>
#include <cmath>
#include <cstdlib>
#include <cstdio>
#include <iomanip>
using namespace std;
int main(){
const double pi = acos(-1.0);
double r;
double h;
cin >>r>>h;
cout <<"Area = "<<fixed<<setprecision(3)<<2*pi*r*h+2*pi*pow(r,2);
return 0;
}