Interval

#include<stdio.h>
int main()
{
    double a;
    scanf("%lf",&a);
    if(a>=0 && a<=25)
        printf("Intervalo [0,25]\n");
    else if(a>25 && a<=50)
        printf("Intervalo (25,50]\n");
    else if(a>50 && a<=75)
        printf("Intervalo (50,75]\n");
    else if(a>75 && a<=100)
        printf("Intervalo (75,100]\n");
    else
        printf("Fora de intervalo\n");
    return 0;
}