[C/C++] Inversor de Strings

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int main(){
   char str01[100], str02[100];
   int cont, i, c;
   printf("Informe a Palavra a ser invertida: \n");
   scanf("%s", &str01);
   cont = 0;
   for (i = 0; str01[i] != '\0'; i++){
cont +=1;
   }
   c=cont -1;
   for(i=0; str01[i] != '\0'; i++){
str02[c] = str01[i];
if (c==0) break;
c -= 1;
   }
str02[cont] = '\0';
printf(" Invertida \x82: %s\n\n", str02);
return 0;
}