https://www.acmicpc.net/problem/15815
큐
for i in queue:를 while len(queue) > 1:로 고쳐 해결했다
num = int(input())
queue = []
for i in range(num):
queue.append(tuple(input().split()))
while len(queue) > 1:
for j in range(int(queue[0][1])-1):
release = queue.pop(1)
queue.append(release)
queue.pop(0)
queue.pop(0)
print(queue.pop(0)[0])