1.Given this snippet of code, what is the value of x after executing the last statement?

int x = 10, *y;

y = &x;

y = y + 1;

*y = 100;

2.Given this snippet of code, what is the value of x after executing the last statement?

int x = 10, *y, **z;

y = &x;

z = &y;

**z = 1000;

Please explain, thanks!