Question
Functions and Variable Scope . Consider the code snippet below and the memory stack. In the stack rows, provide the variables and their current values
- Functions and Variable Scope.
- Consider the code snippet below and the memory stack. In the stack rows, provide the variables and their current values on the stack at the indicated time of execution. For example, if indicating variable i is local to main at a point in time (@T0), then you would write i=1 // main within the table column @T0. Show only active variables on the stack at the times indicated. The stack grows from the bottom up **, so start there.
int main() // begin main
{
int i, j;
i = 3;
j = (i + 3) * 3; // T0
j = func1(i, 2*j); // T3
return(0);
}
int func1(int x, int y) {
int k;
for (int i = 1; i <= 2; i++)
k = func2(i, x+2*i); // T1
return k*y;
}
int func2(int x, int y) {
int i;
i = x + y; // T2
return i*x*y;
}
(for i = 2 in func1)
Stack @ T0: right berfore func1 is called in main. | Stack @ T1: right before func2 is about to be called, for i =2, | Stack @ T2: right after i is assigned x+y; | Stack @ T3: right after j is assigned |
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J= 18// main |
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I = 3// main |
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