#include <stdio.h>

int main (void) {
    int i = 20;
    float t = 46.827349;
    char c = 'R';

    void *ptr = NULL;

    ptr = &i;
    printf("the integer i: %d\n", *(int *)ptr);

    ptr = &t;
    printf("the float t: %.2f\n", *(float *)ptr);

    ptr = &c;
    printf("The char c: '%c'\n",*(char *)ptr);

    return 0;
}