제출 #548549

#제출 시각아이디문제언어결과실행 시간메모리
548549beaconmcExhibition (JOI19_ho_t2)Pypy 3
0 / 100
53 ms18320 KiB
from heapq import * n,m = map(int, input().split()) pictures = [] frames = [] for i in range(n): pictures.append(list(map(int, input().split()))) for i in range(m): frames.append(int(input())) pictures.sort(key=lambda x: x[1]*10+x[0]) frames.sort() cur = 0 ans = 0 for i in range(m): if cur!= n and pictures[cur][0] > frames[i]: cur+= 1 continue ans += 1 cur += 1 print(ans)
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#Verdict Execution timeMemoryGrader output
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