Answer to Question #23735 in C++ for EMMANUEL

Question

write a program which inputs a positive integer n and output 2 raised to the power of n.

Answer 1

#include<iostream>
using namespace std;
&
int main (){
int a,i,p=1;
cout<<"Enter a positive integer n : ";
cin>>a;
for (i=0;i<a;i++)
p*=2;
cout<<" 2 raised to the power of n :"<<p<<endl; &
&
system("PAUSE"); &
}