ASCII

#include <stdio.h>
#include <conio.h>
int main()
{
char ch;
printf("Program writes ASCII codes for letters and digits\n");
for(ch = 'a'; ch<='z';ch++)
    printf("ASCII code for the letter %c is %d\n", ch, ch);
    for(ch = '0'; ch<= '9';ch ++)
        printf("ASCII code for the digit %c id %d\n", ch,ch);
    getch();

   return 0;
}