Program 1
// Program to understand increment and decrement operator
#include<stdio.h>
#include<conio.h>
int main()
{
system("cls");
int a=5,b,c;
b=++a;
c=--b;
a=c--;
b=++a;
/*
a=6
b=6
c=4
*/
printf("\n a=%d",a);
printf("\n b=%d",b);
printf("\n c=%d",c);
return 0;
}