#include <stdio.h>
int main() {
    float num;
    int opcion;
 
    printf("Escoge la opcion:");
    printf("\n 1: Kilometros a millas");
    printf("\n 2: Millas a kilometros");
    scanf("%d", &opcion);
 
    if (opcion == 1) {
        printf("\n Introduce los kilometros:");
        scanf("%f", &num);
        printf("\n En millas son: %f\n", num / 1.60934);
    }
    else {
        printf("\n Introduce las millas:");
        scanf("%f", &num);
        printf("\n En kilometros son: %f\n", num * 1.60934);
    }
 
}

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