Return an lower and upper

#1

it was showing an error:
invalid conversion from char to char*

#2

@Chandra123 Save your code on ide.codingblocks.com and share its link.

#3

#include using namespace std; char* alpha(char ch) { char *I,*U,*L; if(ch>=‘a’&&ch<=‘z’) { return L; } else if(ch>=‘A’&&ch<=‘Z’) { return U; } else { return I; } } int main() { char ch; cin>>ch; char re=alpha(ch); cout<<re; // cout<<“Hello World!”; }