1037.c

#include<stdio.h>

int main(){
		double x;

			scanf("%lf", &x);

		if(x >= 0.0 && x <= 25.0)
			printf("Intervalo [0,25]\n");
		else if(x > 25.0 && x <=50.0)
			printf("Intervalo (25,50]\n");
		else if(x > 50.0 && x <= 75.0)
			printf("Intervalo (50,75]\n");
		else if(x > 75.0 && x <= 100.0)
			printf("Intervalo (75,100]\n");
		else
			printf("Fora de intervalo\n");
}