Submission

Status:

[x][x][x][x][x][xSSSSSSS]

Subtask/Task Score:

{0/17}{0/17}{0/17}{0/17}{0/17}{0/17}

Score: 0

User: agnes_chan

Language: python

Time: 0.000 second

Submitted On: 2026-05-08 12:38:04

cnt , v = 0 , 0
for _ , k in sorted([map(int,input().split()) for i in range(int(input()))]):
    if k>v: v = k
    else: cnt += 1
print(cnt)