Sorry! Posting Assignment is allowed only for commercial accounts.
#include<stdio.h>int main(){ char ch; ch = 'A'; printf("The letter is"); printf("%c", ch >= 'A' && ch <= 'Z' ? ch + 'a' - 'A':ch); printf("Now the letter is"); printf("%c\n", ch >= 'A' && ch <= 'Z' ? ch : ch + 'a' - 'A'); return 0;}
comm=(sale>150000)?sale*5/100 : 0;