Array with undefined length in C

Question

i was watching an exercise in my textbook that says: Create a C program that take from the keyboard an array with length \"N\".

The question is: In C language, how can i

Answer 1

for more information about VLA in c99 The New C:Why Variable Length Arrays?

#include 


int main(){
    int n;


    printf("size of array: ");
    scanf("%d",&n);
    // limit, and erro verification omited
    int f[n],i;

    printf("\nREADING INPUT\n");    
    for(i=0;i