Program 1
#include<stdio.h>
#define clrscr() system("cls")
int main()
{
int i;
char ch;
clrscr();
printf("\n Character \t Ascii Values");
for(i=0;i<=255;i++)
{
ch=i; // implicit type conversion
printf("\n%c\t %d",ch,i);
}
return 0;
}