参考代码:
#include<iostream> #include<cstdio> using namespace std; int main() { double time,wage; while(cin>>time>>wage) { if(time<=40) printf("%.2lf\n",time*wage); else if(time>40&&time<=50) printf("%.2lf\n",40*wage+(time-40)*wage*1.5); else if(time>50) printf("%.2lf\n",40*wage+10*wage*1.5+(time-50)*2*wage); } return 0; }
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