Binary to decimal

#1

#include
#include
using namespace std;

int main()
{
int n;
cin>>n;
int sum=0;
int a,b,i=0;
while(n>0){

	a=n%10;
	b=a*(2^i);
	sum=sum+b;
	i=i+1;
	n=n/10;
}
cout<<sum<<endl;

return 0;

}
//mistake?

#2

hi @srivastavaayush1611_3fd51b257da0b834 ^ is the symbol for xor not power for x power y u have to write pow(x,y)

#3

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