#include <iostream>
using namespace std;
float Cong(float a, float b){
return a + b;
}
float Tru(float a, float b){
return a - b;
}
float Nhan(float a, float b){
return a * b;
}
float Chia(float a, float b){
return a / b;
}
int main(){
float a, b;
cout<<"Nhap so a: "; cin>>a;
cout<<"Nhap so b: "; cin>>b;
float (*Call) (float a, float b);
cout<<"Chon bieu thuc: "<<endl<<"1. Cong"<<endl<<"2. Tru"<<endl<<"3. Nhan"<<endl<<"4. Chia"<<endl;
Call = &Chia;
cout<<Call(a,b);
return 0;
}
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