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归类了 OJ，整理了一下

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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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22
XSM OJ 重庆小码王集团OJ/分段函数.cpp Normal file
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#include <iostream>
#include <cmath>
#include <cstdlib>
#include <cstdio>
#include <iomanip>
using namespace std;
int main(){
double a;
cin >>a;
if(0<=a && a<5){
cout <<fixed<<setprecision(3)<<(0-a)+2.5;
}
if(5<=a && a<10){
cout <<fixed<<setprecision(3)<<2-1.5*(a-3.0)*(a-3.0);
}
if(10<=a && a<20){
cout <<fixed<<setprecision(3)<<a/2.0-1.5;
}
return 0;
}