where is the error in this code?

Question

//print alphabets in descending order and without vowels.
#include <stdio.h>
int main(){
char ch;
printf("Alphabets in Decending order.\n");
for(ch='Z';ch>='A';ch--)
{
if((ch='A')|| (ch='E') || (ch='I') || (ch='O') || (ch ='U'))
{
printf(" ");
}

else
{
printf("%c",ch);
}

}
return 0;
}

Answer 1

To test an equality, it's the two operators ==. Don't forget :
= to assign a value
== to test an equality

So :
if((ch=='A')||... )
{

}

Answer 2

Thanks mate