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  1. const fs = require('fs');
  2. const input = fs.readFileSync('/dev/stdin').toString().split(" ");
  3.  
  4. const A = Number(input[0]);
  5. const B = Number(input[1]);
  6. const C = Number(input[2]);
  7.  
  8. // B >= C 손익분기점 없음
  9. if(B >= C) console.log(-1);
  10. else {
  11.     let D = Math.abs((A/(B-C))-1);
  12.     console.log(D);
  13. }
Success #stdin #stdout 0.08s 31876KB
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4.5
https://ideone.com/shxlPQ
language:
Node.js (node 11.12.0)
created:
1 year ago
visibility:
public

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