Submission #6908125


Source Code Expand

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import numpy as np

MAX = 10**9
N, M = map(int, input().split())
E = np.array([MAX]*(N**2)).reshape((N, N))
for i in range(N):
    E[i, i] = 0
for _ in range(M):
    s, t, d = map(int, input().split())
    E[s-1, t-1] = d
    E[t-1, s-1] = d

for k in range(N):
    for i in range(N):
        E[i, :] = np.minimum(E[i, :], E[i, k] + E[k, :])

ans = MAX
for i in range(N):
    ans = min(ans, max(E[i]))
print(ans)

Submission Info

Submission Time
Task D - バスと避けられない運命
User cakkby
Language Python3 (3.4.3)
Score 100
Code Size 431 Byte
Status
Exec Time 1311 ms
Memory 14760 KB

Test Cases

Set Name Score / Max Score Test Cases
All 100 / 100 sample_01.txt, sample_02.txt, sample_03.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
Case Name Status Exec Time Memory
sample_01.txt 151 ms 12508 KB
sample_02.txt 149 ms 12396 KB
sample_03.txt 150 ms 12396 KB
test_01.txt 149 ms 12396 KB
test_02.txt 1174 ms 13788 KB
test_03.txt 1311 ms 13784 KB
test_04.txt 599 ms 13020 KB
test_05.txt 623 ms 13020 KB
test_06.txt 233 ms 12508 KB
test_07.txt 1042 ms 13532 KB
test_08.txt 160 ms 12396 KB
test_09.txt 517 ms 12892 KB
test_10.txt 222 ms 12508 KB
test_11.txt 232 ms 12504 KB
test_12.txt 743 ms 13276 KB
test_13.txt 237 ms 12508 KB
test_14.txt 271 ms 12508 KB
test_15.txt 988 ms 13532 KB
test_16.txt 281 ms 12636 KB
test_17.txt 552 ms 14684 KB
test_18.txt 689 ms 13276 KB
test_19.txt 286 ms 12632 KB
test_20.txt 272 ms 12636 KB
test_21.txt 149 ms 12396 KB
test_22.txt 424 ms 12760 KB
test_23.txt 154 ms 12396 KB
test_24.txt 1070 ms 13788 KB
test_25.txt 1088 ms 13788 KB
test_26.txt 493 ms 12888 KB
test_27.txt 558 ms 14760 KB
test_28.txt 1123 ms 13788 KB
test_29.txt 1119 ms 13788 KB
test_30.txt 248 ms 12508 KB
test_31.txt 165 ms 12396 KB
test_32.txt 1115 ms 13788 KB
test_33.txt 1152 ms 13788 KB
test_34.txt 197 ms 12396 KB
test_35.txt 422 ms 12892 KB
test_36.txt 1115 ms 13788 KB