Submission #3979777
Source Code Expand
def warshall_floyd(v_count: int, matrix: list) -> list: """ ワーシャルフロイド(user: htkb) :param v_count: 頂点数 :param matrix: 隣接行列(到達不能はfloat("inf")) """ # 到達不能をfloat("inf")にしておけば余計なチェックを入れなくても # inf > inf+(-1) のような到達不能+負辺が繋がってしまうことはない for i in range(v_count): for j, c2 in enumerate(row[i] for row in matrix): for k, (c1, c3) in enumerate(zip(matrix[j], matrix[i])): matrix[j][k] = min(c1, c2+c3) return matrix if __name__ == "__main__": import sys N, M = map(int, input().split()) inf = float("inf") matrix = [[inf]*N for _ in [0]*N] for i in range(N): matrix[i][i] = 0 for a, b, t in (map(int, l.split()) for l in sys.stdin): matrix[a-1][b-1] = matrix[b-1][a-1] = t matrix = warshall_floyd(N, matrix) print(min(max(row) for row in matrix))
Submission Info
Submission Time | |
---|---|
Task | D - バスと避けられない運命 |
User | odanny |
Language | Python (3.4.3) |
Score | 0 |
Code Size | 1027 Byte |
Status | TLE |
Exec Time | 5256 ms |
Memory | 5208 KB |
Judge Result
Set Name | All | ||||
---|---|---|---|---|---|
Score / Max Score | 0 / 100 | ||||
Status |
|
Set Name | Test Cases |
---|---|
All | 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 | AC | 18 ms | 3064 KB |
sample_02.txt | AC | 18 ms | 3064 KB |
sample_03.txt | AC | 18 ms | 3064 KB |
test_01.txt | AC | 18 ms | 3064 KB |
test_02.txt | TLE | 5256 ms | 3956 KB |
test_03.txt | TLE | 5255 ms | 5208 KB |
test_04.txt | AC | 2450 ms | 4552 KB |
test_05.txt | AC | 1976 ms | 3940 KB |
test_06.txt | AC | 193 ms | 3188 KB |
test_07.txt | AC | 4974 ms | 4796 KB |
test_08.txt | AC | 26 ms | 3064 KB |
test_09.txt | AC | 1375 ms | 3692 KB |
test_10.txt | AC | 160 ms | 3188 KB |
test_11.txt | AC | 188 ms | 3188 KB |
test_12.txt | AC | 3702 ms | 5056 KB |
test_13.txt | AC | 202 ms | 3188 KB |
test_14.txt | AC | 302 ms | 3188 KB |
test_15.txt | AC | 4551 ms | 4688 KB |
test_16.txt | AC | 347 ms | 3316 KB |
test_17.txt | AC | 1621 ms | 3804 KB |
test_18.txt | AC | 3207 ms | 4912 KB |
test_19.txt | AC | 389 ms | 3316 KB |
test_20.txt | AC | 316 ms | 3316 KB |
test_21.txt | AC | 18 ms | 3064 KB |
test_22.txt | AC | 1078 ms | 3792 KB |
test_23.txt | AC | 21 ms | 3064 KB |
test_24.txt | TLE | 5256 ms | 3700 KB |
test_25.txt | TLE | 5256 ms | 3828 KB |
test_26.txt | AC | 1687 ms | 4200 KB |
test_27.txt | AC | 2269 ms | 4544 KB |
test_28.txt | TLE | 5255 ms | 3700 KB |
test_29.txt | TLE | 5256 ms | 3700 KB |
test_30.txt | AC | 333 ms | 3436 KB |
test_31.txt | AC | 39 ms | 3064 KB |
test_32.txt | TLE | 5256 ms | 3828 KB |
test_33.txt | TLE | 5256 ms | 3700 KB |
test_34.txt | AC | 119 ms | 3188 KB |
test_35.txt | AC | 1319 ms | 4084 KB |
test_36.txt | TLE | 5256 ms | 3700 KB |