[i_learn]

x=5;y=5;z=5;
y- = --x;
printf("%d %d",y,x);printf("\n\n\n");
z- = x--;
printf("%d %d",z,x);printf("\n\n\n");
x- = --x - x--;
printf("%d",x);

i got the first 2 values of x, whats the last value of x???