#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#define LL long long
int main(){
        LL n,addup,son,parent,last;
        while(scanf("%lld", &n)!=EOF){
                LL sum =0;
                for(int i=1;;i++){
                        sum+=i;
                        if(sum >=n){last= sum-i; addup = i+1; break;}
                }
                if(addup%2==0){
                        parent = n - last;
                        son = addup-parent;
                }
                else{
                        son = n - last;
                        parent = addup-son;
                }
                printf("TERM %lld IS %lld/%lld\n", n,son,parent);
        }
        return 0;
}

• Re:100題留念~ (791) songweixing 2011-01-09 22:17:36