URI 1037 - Interval

#include<iostream>
#include <math.h>
#include <iomanip>
#include <cstdio>
using namespace std;

int main() {
    double number;
    int ceilNumber;
    cin >> number;
    ceilNumber = ceil(number);
    switch(ceilNumber){
        case 0 ... 25:
            printf("Intervalo [0,25]\n");
            break;
        case 26 ... 50:
            printf("Intervalo (25,50]\n");
            break;
        case 51 ... 75:
            printf("Intervalo (50,75]\n");
            break;
        case 76 ... 100:
            printf("Intervalo (75,100]\n");
            break;
        default:
            printf("Fora de intervalo\n");
    }
    return 0;
}