C

Increment & Decrement Operator in C language

int x;
int y;

x = 1;

y = ++x;      // value of x = 2, y = 2
y = x++;     // value of x = 3, y = 2

x = 3;

y = x--;      //value of x =2,y =3;
y = --x;      //value of x 1, y= 1;

C Increment and Decrement Operators

// Working of increment and decrement operators
#include <stdio.h>
int main()
{
    int a = 10, b = 100;
    float c = 10.5, d = 100.5;

    printf("++a = %d 
", ++a);
    printf("--b = %d 
", --b);
    printf("++c = %f 
", ++c);
    printf("--d = %f 
", --d);

    return 0;
}