#include <stdio.h>

typedef struct texpr_horaria
{
        unsigned int hh; /* horas */
        unsigned int mm; /* minutos */
        unsigned int ss; /* segundos */
};

int main()
{
    texpr_horaria hora;
    unsigned int total;
    printf ("Ingrese La Hora: (hh/mm/ss): ");
    scanf ("%d %d %d", &hora.hh, &hora.mm, &hora.ss);
    total = hora.hh * 3600 + hora.mm * 60 + hora.ss;
    printf ("Tiempo En Segundos: %d", total);
    getchar();
    getchar();
    return 0;
}