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  1.  
  2.  
  3. #include<bits/stdc++.h>
  4. using namespace std;
  5.  
  6. struct PhanSo{
  7.     int x,y;
  8. };
  9.  
  10. void nhap(PhanSo &a,PhanSo &b){
  11.     cin>>a.x>>a.y;
  12.     cin>>b.x>>b.y;
  13. }
  14.  
  15. int sosanh(PhanSo a,PhanSo b)
  16. {
  17.     if(a.x*b.y == a.y*b.x ) return 0;
  18.     else if( a.x*b.y < a.y*b.x) return 1;
  19.     return -1;
  20. }
  21.  
  22. void xuat(PhanSo a,PhanSo b){
  23.     if(sosanh(a,b)==1){
  24.         cout<<"Phan So thu hai lon hon phan so thu nhat";
  25.  
  26.     }
  27.     else if(sosanh(a,b)==0){
  28.         cout<<"hai phan so bang nhau";
  29.  
  30.     }
  31.     else{
  32.         cout<<"phan so thu hai nho hon phan so thu nhat";
  33.     }
  34. }
  35.  
  36. int main()
  37. {
  38.     PhanSo a,b;
  39.     nhap(a,b);
  40.     xuat(a,b);
  41. }
  42.  
Success #stdin #stdout 0.01s 5436KB
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hai phan so bang nhau
https://ideone.com/XPVxNK
language:
C++ (gcc 8.3)
created:
1 year ago
visibility:
public

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