#include <stdio.h>
int main()
{

  int x = 10; // assigning 10 to x 
  printf("x value:%d " , x);
        
  x+=30;
  printf("\nx value after += operation:%d " , x);
        
  x-=10;
  printf("\nx value after -= operation: %d" , x);
        
  x*=10;
  printf("\nx value after *= operation:%d " , x);
        
  x/=10;
  printf("\nx value after /= operation:%d " , x);
        
  x%=10;
  printf("\nx value after %= operation:%d " , x);
        
}