In this sample, the variable x is first declared as an int, and is then assigned the value of 10. Notice that the declaration and assignment occur in the same statement. In the second line, y is declared without an assignment. In the third line, x is reassigned the value of 23. Finally, y is assigned the value of 32.4.
1 Head and neck: Make sure that your head extends straight up from your shoulders. 2  Many people tend to lean their head forward. 3  If your ears line up with the front of your chest, you need to pull your head back. 4  Shoulders, arms, and hands: Your arms and hands should fall on the side of your body. Many people tend to lean their head forward. 2  If your ears line up with the front of your chest, you need to pull your head back. 3  Shoulders, arms, and hands: Your arms and hands should fall on the side of your body. 4  If so, your shoulders are exhibiting good posture.
The first thing to discuss is not foot position or width of stance, but proper trunk position. Pretend you are a soldier and the meanest, ugliest sergeant ever just told you TEN-HUT!. You would automatically straighten up and pull your head and shoulders back. This is the proper position of the spine for the squat. IOW, your head is pulled back; your chest is raised; and you have a slight arch in your lower back. At no time during the squat should you bend over at the low back or look down. Of course you have to bend over at the hip (more on that later).