text: // 1037 - Interval
  // URL - https://www.urionlinejudge.com.br/judge/en/problems/view/1037
  
  const input = require('fs').readFileSync('/dev/stdin', 'utf8');
  const value = parseFloat(input);
  
  if(value < 0 || value > 100){
      console.log('Fora de intervalo');
  }
  else{
      switch(true){
          case (value <= 25):
              console.log('Intervalo [0,25]');
              break;
          case (value <= 50):
              console.log('Intervalo (25,50]');
              break;
          case (value <= 75):
              console.log('Intervalo (50,75]');
              break;
          case (value <= 100):
              console.log('Intervalo (75,100]');
              break;
      }
  }