#include<stdio.h>
#include<stdlib.h>
#include<string.h>

char* twister(char word){
    int size = sizeof(word)/sizeof(char);
    char* word2=malloc(sizeof(char)*size);
    int i;
    for(i=0;i<size;i++){
            word2[i]=word[size-i];
            }
    for(i=0;i<size;i++){
        printf("%1s",word2[i]);
    }

    return word2;

}

void main(){
    char word[]="Ebbe ist doof";
    int size = sizeof(word)/sizeof(char);
    char* word2=malloc(sizeof(char)*size);
    word2=twister(word);
}