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  1. #include <iostream>
  2. #include <string>
  3. using namespace std;
  4.  
  5.  
  6.  
  7. unsigned long long nwd(unsigned long long a, unsigned long long b){
  8. 		while(a!=b){	
  9. 	if(a>b)
  10. 		a=a-b;
  11. 	else
  12. 		b = b-a;
  13. 		}
  14. 	return a;
  15. 	}
  16.  
  17. unsigned long long nww(unsigned long long a, unsigned long long b){
  18. 	return (a*b)/nwd(a, b);
  19. 	}
  20.  
  21. int main(){
  22. 	unsigned long long l1, m1, l2, m2;
  23. 	unsigned long long wm, l3, dz;
  24. 	char p;
  25. 	cin >> l1;
  26. 	cin >> p;
  27. 	cin >> m1;
  28. 	cin >> l2;
  29. 	cin >> p;
  30. 	cin >> m2;
  31. 	wm = nww(m1, m2);
  32. 	l3 = l1*(wm/m1) + l2*(wm/m2);
  33. 	dz = nwd(l3, wm);
  34. 	cout << l1 << "/" << m1 << " + " << l2 << '/' << m2 << " = "<< l3/dz << "/" << wm/dz << endl;
  35. 	return 0;
  36. 	}
Success #stdin #stdout 0.01s 5388KB
comments (?)
stdin
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1/2356432 35674/45786545
stdout
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1/2356432 + 35674/45786545 = 84109141713/107892879807440
https://ideone.com/Wx2fpW
language:
C++ (gcc 8.3)
created:
1 year ago
visibility:
secret

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