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标题: e/rfdgbhiuaregbhfiukdjridk5heiourhyfikuerht4iuhu7 [打印本页]

作者: guqingchen    时间: 2024-1-26 09:47
标题: e/rfdgbhiuaregbhfiukdjridk5heiourhyfikuerht4iuhu7
[C++] 纯文本查看 复制代码
#include<bits/stdc++.h>
using namespace std;
int main(){
        double a,b=0;
        cin>>a;
        if(a<=20){
                b=a*1.68;
        }
        else{
                b=a*1.98;
        }
        printf("%0.2f",b);
        return 0;
}





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