Question

write a function int check(char ch). which returns 1 if ch is an uppercase letter otherwise returns -1.
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Answer 1

Answer:

Explanation:

class ch

{

int check(char ch)

{

DataInputStream in=new DataInputStream(System.in);

char ch=(char)in.read();

if(ch>='A' && ch<='Z')

return(1);

return(-1);

}

public static void main(String args[] )

{

ch obj=new ch();

System.out.println(obj.check);

}

}