#include <stdlib.h>
#include<stdio.h>

int main(void)
{
    int a=0,b=0,c=0;
    float d=0.0,e=0.0;
    printf ("a = %d\nb = %d\nc= %d\nd= %f\ne= %f\n",a,b,c,d,e); 
    a=2;
    b=5;
    c=a+b;
    a=a+1;
    e=b/2;
    d=e*2;
    printf ("PO ZMIANIE\na = %d\nb = %d\nc= %d\nd= %f\ne= %f\n",a,b,c,d,e); 
    system("pause");
    return 0;
}