Submission #74603277

Source Code Expand

a, b, c = map(int, input().split())
g = {}
for i in range(b):
    h, k = map(int, input().split())
    g.setdefault(h, []).append(k)
cnt = 0
for i in g:
    if sum(g[i]) // len(g[i]) < c:
        cnt += 1
print(cnt)

Submission Info

Submission Time
Task B - Student Grade Management
User E0_0
Language Python (CPython 3.13.7)
Score 300
Code Size 224 Byte
Status AC
Exec Time 138 ms
Memory 27956 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 82
Set Name Test Cases
Sample sample01.txt, sample02.txt, sample03.txt
All sample01.txt, sample02.txt, sample03.txt, in01.txt, in02.txt, in03.txt, in04.txt, in05.txt, in06.txt, in07.txt, in08.txt, in09.txt, in10.txt, in11.txt, in12.txt, in13.txt, in14.txt, in15.txt, in16.txt, in17.txt, in18.txt, in19.txt, in20.txt, in21.txt, in22.txt, in23.txt, in24.txt, in25.txt, in26.txt, in27.txt, in28.txt, in29.txt, in30.txt, in31.txt, in32.txt, in33.txt, in34.txt, in35.txt, in36.txt, in37.txt, in38.txt, in39.txt, in40.txt, in41.txt, in42.txt, in43.txt, in44.txt, in45.txt, in46.txt, in47.txt, in48.txt, in49.txt, in50.txt, in51.txt, in52.txt, in53.txt, in54.txt, in55.txt, in56.txt, in57.txt, in58.txt, in59.txt, in60.txt, in61.txt, in62.txt, in63.txt, in64.txt, in65.txt, in66.txt, in67.txt, in68.txt, in69.txt, in70.txt, in71.txt, in72.txt, in73.txt, in74.txt, in75.txt, in76.txt, in77.txt, in78.txt, in79.txt
Case Name Status Exec Time Memory
in01.txt AC 10 ms 8992 KiB
in02.txt AC 10 ms 9088 KiB
in03.txt AC 10 ms 9100 KiB
in04.txt AC 10 ms 9000 KiB
in05.txt AC 10 ms 8992 KiB
in06.txt AC 10 ms 9036 KiB
in07.txt AC 10 ms 8984 KiB
in08.txt AC 93 ms 9996 KiB
in09.txt AC 131 ms 19748 KiB
in10.txt AC 131 ms 19804 KiB
in11.txt AC 128 ms 19780 KiB
in12.txt AC 128 ms 19812 KiB
in13.txt AC 128 ms 19752 KiB
in14.txt AC 133 ms 27956 KiB
in15.txt AC 131 ms 19720 KiB
in16.txt AC 94 ms 9888 KiB
in17.txt AC 130 ms 27824 KiB
in18.txt AC 10 ms 9124 KiB
in19.txt AC 96 ms 9960 KiB
in20.txt AC 134 ms 27700 KiB
in21.txt AC 95 ms 9864 KiB
in22.txt AC 130 ms 19752 KiB
in23.txt AC 128 ms 19796 KiB
in24.txt AC 130 ms 27852 KiB
in25.txt AC 131 ms 27672 KiB
in26.txt AC 130 ms 19700 KiB
in27.txt AC 129 ms 19768 KiB
in28.txt AC 132 ms 27708 KiB
in29.txt AC 126 ms 19692 KiB
in30.txt AC 10 ms 9088 KiB
in31.txt AC 127 ms 19700 KiB
in32.txt AC 10 ms 9124 KiB
in33.txt AC 10 ms 9124 KiB
in34.txt AC 10 ms 9148 KiB
in35.txt AC 10 ms 9104 KiB
in36.txt AC 10 ms 9104 KiB
in37.txt AC 10 ms 9060 KiB
in38.txt AC 10 ms 9064 KiB
in39.txt AC 10 ms 9064 KiB
in40.txt AC 93 ms 9888 KiB
in41.txt AC 94 ms 9956 KiB
in42.txt AC 10 ms 8992 KiB
in43.txt AC 11 ms 9252 KiB
in44.txt AC 10 ms 9204 KiB
in45.txt AC 10 ms 9104 KiB
in46.txt AC 10 ms 9124 KiB
in47.txt AC 10 ms 9124 KiB
in48.txt AC 10 ms 9100 KiB
in49.txt AC 10 ms 9100 KiB
in50.txt AC 138 ms 27708 KiB
in51.txt AC 130 ms 18980 KiB
in52.txt AC 93 ms 9864 KiB
in53.txt AC 131 ms 19892 KiB
in54.txt AC 99 ms 10384 KiB
in55.txt AC 127 ms 18432 KiB
in56.txt AC 101 ms 10896 KiB
in57.txt AC 95 ms 9888 KiB
in58.txt AC 99 ms 10248 KiB
in59.txt AC 116 ms 18596 KiB
in60.txt AC 10 ms 9124 KiB
in61.txt AC 10 ms 9136 KiB
in62.txt AC 10 ms 9136 KiB
in63.txt AC 10 ms 9204 KiB
in64.txt AC 10 ms 9124 KiB
in65.txt AC 10 ms 9136 KiB
in66.txt AC 10 ms 9088 KiB
in67.txt AC 10 ms 9204 KiB
in68.txt AC 10 ms 8964 KiB
in69.txt AC 10 ms 9136 KiB
in70.txt AC 10 ms 9148 KiB
in71.txt AC 10 ms 9104 KiB
in72.txt AC 10 ms 9148 KiB
in73.txt AC 10 ms 9104 KiB
in74.txt AC 10 ms 9064 KiB
in75.txt AC 10 ms 9100 KiB
in76.txt AC 10 ms 9136 KiB
in77.txt AC 10 ms 8984 KiB
in78.txt AC 10 ms 9116 KiB
in79.txt AC 116 ms 18692 KiB
sample01.txt AC 10 ms 8984 KiB
sample02.txt AC 10 ms 9104 KiB
sample03.txt AC 10 ms 8968 KiB