[백준] 1193번 : 분수찾기 - Python(파이썬)

https://www.acmicpc.net/problem/1193

n=input()
n=int(n)
i=0
while True:
    if n>i:
        n-=i
        i += 1
    else:
        if i%2==1:
            print("%d/%d" % (i+1-n,n))
        else:
            print("%d/%d" % (n,i+1-n))
        break