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  1. #include<stdio.h>
  2. #include<string.h>
  3. #include<iostream>
  4. #include<algorithm>
  5. #include<map>
  6. #include<math.h>
  7. const long long inf=1e17;
  8.  
  9. #define forn(i,n) for(int i=0;i<n;i++)
  10. #define ll long long
  11. using namespace std; 
  12. ll mod=pow(10,9)+7; 
  13. int main()
  14. { 
  15. 	int t; 
  16. 	ll x,n,p; 
  17. 	scanf("%d",&t); 
  18. 	while(t--)
  19. 	{ 
  20.  
  21. 		scanf("%lld",&x);
  22.         n=ceil((-1+sqrt(8*x+1))/2);
  23.         p = x - n*(n-1)/2;
  24.         if (n%2==0)
  25.             printf("TERM %lld IS %lld/%lld\n",x , p , n+1-p);    
  26.         else
  27.             printf("TERM %lld IS %lld/%lld\n",x, n + 1 -p ,p);   
  28. 	} 
  29. 	return 0; 
  30. }
Success #stdin #stdout 0s 3100KB
comments (?)
stdin
copy 
3
3
14
7
stdout
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TERM 3 IS 2/1
TERM 14 IS 2/4
TERM 7 IS 1/4
https://ideone.com/5HjdJW
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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