Submission #1687970

Source Code Expand

def main():
    n = int(input())
    a = list(map(int,input().split()))
    if sum(a)%n != 0:
        print(-1)
        return 0
    tgt = sum(a)//n
    ret = 0
    for i in range(1,n):
        if sum(a[:i]) != i*tgt: ret += 1
    print(ret)

main()

Submission Info

Submission Time
Task B - 島と橋
User omi
Language Python (3.4.3)
Score 100
Code Size 263 Byte
Status AC
Exec Time 19 ms
Memory 3060 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 100 / 100
Status
AC × 4
AC × 38
Set Name Test Cases
Sample sample_01.txt, sample_02.txt, sample_03.txt, sample_04.txt
All sample_01.txt, sample_02.txt, sample_03.txt, sample_04.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask1_20.txt, subtask1_21.txt, subtask1_22.txt, subtask1_23.txt, subtask1_24.txt, subtask1_25.txt, subtask1_26.txt, subtask1_27.txt, subtask1_28.txt, subtask1_29.txt, subtask1_30.txt, subtask1_31.txt, subtask1_32.txt, subtask1_33.txt, subtask1_34.txt
Case Name Status Exec Time Memory
sample_01.txt AC 18 ms 2940 KB
sample_02.txt AC 18 ms 3060 KB
sample_03.txt AC 17 ms 2940 KB
sample_04.txt AC 17 ms 2940 KB
subtask1_01.txt AC 17 ms 2940 KB
subtask1_02.txt AC 17 ms 2940 KB
subtask1_03.txt AC 17 ms 2940 KB
subtask1_04.txt AC 17 ms 2940 KB
subtask1_05.txt AC 18 ms 2940 KB
subtask1_06.txt AC 18 ms 2940 KB
subtask1_07.txt AC 18 ms 2940 KB
subtask1_08.txt AC 18 ms 2940 KB
subtask1_09.txt AC 18 ms 3060 KB
subtask1_10.txt AC 18 ms 2940 KB
subtask1_11.txt AC 18 ms 3060 KB
subtask1_12.txt AC 18 ms 2940 KB
subtask1_13.txt AC 18 ms 2940 KB
subtask1_14.txt AC 18 ms 2940 KB
subtask1_15.txt AC 18 ms 2940 KB
subtask1_16.txt AC 18 ms 2940 KB
subtask1_17.txt AC 18 ms 3060 KB
subtask1_18.txt AC 18 ms 3060 KB
subtask1_19.txt AC 18 ms 2940 KB
subtask1_20.txt AC 18 ms 2940 KB
subtask1_21.txt AC 18 ms 2940 KB
subtask1_22.txt AC 17 ms 2940 KB
subtask1_23.txt AC 18 ms 2940 KB
subtask1_24.txt AC 18 ms 3060 KB
subtask1_25.txt AC 18 ms 3060 KB
subtask1_26.txt AC 18 ms 3060 KB
subtask1_27.txt AC 19 ms 2940 KB
subtask1_28.txt AC 18 ms 2940 KB
subtask1_29.txt AC 19 ms 2940 KB
subtask1_30.txt AC 18 ms 2940 KB
subtask1_31.txt AC 19 ms 3060 KB
subtask1_32.txt AC 18 ms 2940 KB
subtask1_33.txt AC 18 ms 3060 KB
subtask1_34.txt AC 18 ms 2940 KB