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- #include <stdio.h>
- #include <stdlib.h>
- #include <string.h>
- int palindromo(const char *cadena, int longitud);
- int main()
- {
- char frase[80];
- int p;
- do
- {
- printf("Escriba una palabra \n");
- gets(frase);
- p = palindromo(frase, strlen(frase));
- if (p == 1)
- printf("Si es un palindromo \n");
- else
- printf("No es un palindromo \n");
- }
- while (strcmp(frase, "fin") != 0);
- return 0;
- }
- int palindromo(const char *cadena, int longitud)
- {
- if (longitud < 2)
- return 1;
- if (cadena[0] != cadena[longitud-1])
- return 0;
- return palindromo(cadena+1, longitud-2);
- }
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