display each digit of input in english

#include <stdio.h>
int main()
{   int input;
    float input_float;
    printf("type your number here\n");
    scanf("%f", &input_float);
    while(input_float > 0)
    {   for(;input_float > 9;)
        {
            input_float = input_float / 10;

        }
        input = (int) input_float;

        switch (input) {
            case 1:
                printf("one ");
                break;
            case 2:
                printf("two ");
                break;
            case 3:
                printf("three ");
                break;
            case 4:
                printf("four ");
                break;
            case 5:
                printf("five ");
                break;
            case 6:
                printf("six ");
                break;
            case 7:
                printf("seven ");
                break;
            case 8:
                printf("eight ");
                break;
            case 9:
                printf("nine ");
                break;
            case 0:
                printf("zero ");
                break;
        }
        input_float = (input_float -  (float)input)*10.0;
    }
    if (input_float == 0.0)

        printf("zero ");

    return 0;
}