题解 | #成绩排序#

L.sort(key=lambda x:x[1])

while True:
    try:
        N = int(input())
        re = int(input())
        
        L = []
        for i in range(N):
            name, score = input().split()
            L.append((name, int(score)))
        if re==0:
            L.sort(key=lambda x:x[1], reverse=True)
        else:
            L.sort(key=lambda x:x[1], reverse=False)
        for i in L:
            print("{} {}".format(i[0], i[1]))
    except:
        break