Can you please give the correct code for this

#1

#include
using namespace std;
void subsequence(char *inp , char *out , int i , int j) {
if(inp[]=="\0"){
out[]=="\0";
cout<<out<<endl;
return;
}
subsequence(inp,out,i+1,j);
out[j]=inp[i];
subsequence(inp,out,i+1,j+1);
}
int main() {
char inp[100];
cin>> inp ;
char out[100];
cout<<subsequence(inp,out,0,0);
return 0;
}

#2

Hi @abhigyankumar09 refer

#3

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