更新了许多

This commit is contained in:
OhFengGO
2023-08-23 21:52:51 +08:00
parent 971a1d91d6
commit fc324f936b
197 changed files with 6500 additions and 0 deletions

13
求面积.cpp Normal file
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#include <iostream>
#include <iomanip>
using namespace std;
int main(){
double a;
double b;
cin >>a;
b=a*a/2.0/2.0;
printf("%.2f",b);
return 0;
}