氵题一道
#include <iostream>
#include <cstring>
#include <algorithm>
using namespace std;
int main()
{
double a;
cin >> a;
if (a >= 0 && a <= 25.0){
cout << "Intervalo [0,25]";
}
else if (a > 25.0 && a <= 50.0){
cout << "Intervalo (25,50]";
}
else if (a > 50.0 && a <= 75.0){
cout << "Intervalo (50,75]";
}
else if (a > 75.0 && a <= 100.0){
cout << "Intervalo (75,100]";
}
else{
cout << "Fora de intervalo";
}
return 0;
}