'For' and 'while' Loops (C Language)

Use of for loop and while loop 

 #include<stdio.h>

int main()

{

    //using for loop

    printf("Using for loop :\n");

    for (int  i = -1; i > -15; i--)

    {

        printf("%d\n", i);

    }

    //using while loop

    printf("Using while loop :\n");

    int i = -1;

    while (i>=-14)

    {

        printf("%d\n", i);

        i--;

    }

   

   

    return 0;

}