using?namespace?std;
int?main(){
char?sex; int?age; cin>>sex>>age; if(sex=='M') if(age>60)cout<<"Yes"<<endl;
elsecout<<"No"<<endl;
else?if(sex=='F') if(age>55)cout<<"Yes"<<endl;
elsecout<<"No"<<endl;
else cout<<"輸入錯誤"<<endl;}
如果輸入的性別不是M或者F會輸出"輸出錯誤"。