Submission #36649995

Source Code Expand

X, A, D, N = map(int, input().split())

if D == 0:
    print(abs(X - A))
    exit()

first = A
last = A + D * (N - 1)

if D < 0:
    first, last = last, first
    D *= -1

if X <= first:
    print(first - X)
elif X >= last:
    print(X - last)
else:
    ans = D

    #大きい方へ
    num = X
    while True:
        if (num - A) % D == 0:
            ans = min(ans, num - X)
            break
        else:
            num += 1
    #小さい方へ
    num = X
    while True:
        if (num - A) % D == 0:
            ans = min(ans, X - num)
            break
        else:
            num -= 1
    print(ans)

Submission Info

Submission Time
Task C - ±1 Operation 1
User AngrySadEight
Language Python (3.8.2)
Score 300
Code Size 651 Byte
Status AC
Exec Time 223 ms
Memory 9100 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 4
AC × 68
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, test_01.txt, test_02.txt, test_03.txt, test_04.txt, test_05.txt, test_06.txt, test_07.txt, test_08.txt, test_09.txt, test_10.txt, test_11.txt, test_12.txt, test_13.txt, test_14.txt, test_15.txt, test_16.txt, test_17.txt, test_18.txt, test_19.txt, test_20.txt, test_21.txt, test_22.txt, test_23.txt, test_24.txt, test_25.txt, test_26.txt, test_27.txt, test_28.txt, test_29.txt, test_30.txt, test_31.txt, test_32.txt, test_33.txt, test_34.txt, test_35.txt, test_36.txt, test_37.txt, test_38.txt, test_39.txt, test_40.txt, test_41.txt, test_42.txt, test_43.txt, test_44.txt, test_45.txt, test_46.txt, test_47.txt, test_48.txt, test_49.txt, test_50.txt, test_51.txt, test_52.txt, test_53.txt, test_54.txt, test_55.txt, test_56.txt, test_57.txt, test_58.txt, test_59.txt, test_60.txt, test_61.txt, test_62.txt, test_63.txt, test_64.txt
Case Name Status Exec Time Memory
sample_01.txt AC 21 ms 8972 KiB
sample_02.txt AC 19 ms 9056 KiB
sample_03.txt AC 17 ms 9016 KiB
sample_04.txt AC 195 ms 8968 KiB
test_01.txt AC 18 ms 9020 KiB
test_02.txt AC 19 ms 9088 KiB
test_03.txt AC 18 ms 8860 KiB
test_04.txt AC 17 ms 9084 KiB
test_05.txt AC 18 ms 8956 KiB
test_06.txt AC 19 ms 9056 KiB
test_07.txt AC 18 ms 8860 KiB
test_08.txt AC 17 ms 8856 KiB
test_09.txt AC 26 ms 8816 KiB
test_10.txt AC 17 ms 8936 KiB
test_11.txt AC 19 ms 8856 KiB
test_12.txt AC 20 ms 8960 KiB
test_13.txt AC 25 ms 8860 KiB
test_14.txt AC 19 ms 8972 KiB
test_15.txt AC 23 ms 8864 KiB
test_16.txt AC 16 ms 8860 KiB
test_17.txt AC 18 ms 8968 KiB
test_18.txt AC 17 ms 8968 KiB
test_19.txt AC 19 ms 8848 KiB
test_20.txt AC 18 ms 8968 KiB
test_21.txt AC 18 ms 8972 KiB
test_22.txt AC 18 ms 9068 KiB
test_23.txt AC 19 ms 9008 KiB
test_24.txt AC 17 ms 8972 KiB
test_25.txt AC 191 ms 9016 KiB
test_26.txt AC 75 ms 8976 KiB
test_27.txt AC 223 ms 9052 KiB
test_28.txt AC 156 ms 9008 KiB
test_29.txt AC 166 ms 8852 KiB
test_30.txt AC 17 ms 8968 KiB
test_31.txt AC 17 ms 9020 KiB
test_32.txt AC 18 ms 9020 KiB
test_33.txt AC 19 ms 8964 KiB
test_34.txt AC 22 ms 8860 KiB
test_35.txt AC 19 ms 9084 KiB
test_36.txt AC 18 ms 8960 KiB
test_37.txt AC 158 ms 8956 KiB
test_38.txt AC 168 ms 9064 KiB
test_39.txt AC 141 ms 8856 KiB
test_40.txt AC 18 ms 9088 KiB
test_41.txt AC 17 ms 8852 KiB
test_42.txt AC 22 ms 8956 KiB
test_43.txt AC 19 ms 8852 KiB
test_44.txt AC 18 ms 8856 KiB
test_45.txt AC 18 ms 9068 KiB
test_46.txt AC 18 ms 8852 KiB
test_47.txt AC 100 ms 9052 KiB
test_48.txt AC 139 ms 8856 KiB
test_49.txt AC 121 ms 8932 KiB
test_50.txt AC 93 ms 8936 KiB
test_51.txt AC 18 ms 9020 KiB
test_52.txt AC 18 ms 8860 KiB
test_53.txt AC 24 ms 8848 KiB
test_54.txt AC 60 ms 9008 KiB
test_55.txt AC 17 ms 9100 KiB
test_56.txt AC 18 ms 9084 KiB
test_57.txt AC 179 ms 8856 KiB
test_58.txt AC 30 ms 8940 KiB
test_59.txt AC 97 ms 8852 KiB
test_60.txt AC 151 ms 8940 KiB
test_61.txt AC 131 ms 8844 KiB
test_62.txt AC 17 ms 8852 KiB
test_63.txt AC 20 ms 8960 KiB
test_64.txt AC 21 ms 8860 KiB