x:20 3. The part of a prug WICIL 4. What are the values of main function variables x and y at the point marked / values here */ in the following program? /* nonsense / void silly(int x); int main(void) { int x, y: X - 10; y = 11; silly(); silly(y); /* values here / 11... program shortened ... Y: 22 5. void silly(int x) { int y; y = x + 2; x 2; X -X2: Let's make some changes in our nonsense program. What are main's x and y at / values here */ in the following version void silly(int *x); int main(void) { int x, y; x = 10; y = 11; silly(&x); silly(&y); /* values here // ... program shortened ... X: 20 fx 4:22 void silly(int *x) { int y; y = *x+12; *x = 2). ex