#include <stdio.h>
typedef unsigned char *byte_pointer;

void show_bytes(byte_pointer start,int len){
int i;
for(i=0;i<len;i++)
printf("%.2x",start[i]);
printf("\n");
}

void show_int(int x){
show_bytes((byte_pointer) &x, sizeof(int));
}

void show_float(float x){
show_bytes((byte_pointer) &x, sizeof(float));
}

void show_pointer(void *x) {
show_bytes((byte_pointer) &x, sizeof(void *));
}

void main(){
int a;
printf("input your num:");
scanf("%d",&a);
float b=(float)a;
int *c=&b;
show_int(a);
show_float(b);
show_pointer(c);
}