Where i am doing mistrake please tell me

#1

#include
using namespace std;
int main() {
int n;
int no;
int base=1,bin=0;
// int bin=0;
int rem;
cin>>n;
// cin>>no;
while(n–)
{
cin>>no;
while(no!=0)
{
rem=no%10;
bin=bin+rembase;
no=no/10;
base=base2;
}

cout<<bin<<endl;

}
//  cout<<bin<<endl;
return 0;

}

#2

@itsmazhar7,
your code is correct just define base = 1, bin = 0. inside while loop for each new number they need to reinitialize

#3

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#4

there is another doubt …yess the question is resolved /…please look to another doubt

#5

@itsmazhar7,
that doubt will be addressed separately please mark this one as resolved