fork download
copy 
  1. #include <stdio.h>
  2. #include <math.h>
  3.  
  4.  
  5. int m, n;
  6.  
  7. int main()
  8. {
  9.     while (scanf("%d",&n) == 1)
  10.     {
  11.         printf("TERM %d IS ", n);
  12.  
  13.         m = (sqrt(8 * n - 7) + 1) / 2;
  14.  
  15.         n -= m * (m + 1) / 2;
  16.  
  17.         if (m % 2)
  18.             printf("%d/%d\n", 1 - n, n + m);
  19.         else
  20.             printf("%d/%d\n", n + m, 1 - n);
  21.     }
  22.  
  23.     return 0;
  24. }
Success #stdin #stdout 0s 3300KB
comments (?)
stdin
copy 
3
14
7
stdout
copy 
TERM 3 IS 2/1
TERM 14 IS 2/4
TERM 7 IS 1/4
https://ideone.com/fbwN5P
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
secret

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!