学步园

/*y一道纯数学题。
判断奇偶即可。水~
*/


#include <stdio.h>

int main()
{
    int n,k;
    long long s;
    while(scanf("%d",&n)==1)
    {
        s=0;
        k=1;
        for(;;)
        {
            s+=k;
            if(s>=n)
            {
                if(k%2==0)
                {printf("TERM %d IS %lld/%lld\n",n,k-s+n,s-n+1);break;}
                else
                {printf("TERM %d IS %lld/%lld\n",n,s-n+1,k-s+n);break;}
            }
            k++;
        }
    }
    return 0;
}