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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#39770#2944. Transporting SpaghettijuwkimWA 20ms8312kbPython3567b2022-07-13 14:59:382022-07-13 14:59:38

Judging History

你现在查看的是最新测评结果

  • [2023-08-10 23:21:45]
  • System Update: QOJ starts to keep a history of the judgings of all the submissions.
  • [2022-07-13 14:59:38]
  • 评测
  • 测评结果:WA
  • 用时:20ms
  • 内存:8312kb
  • [2022-07-13 14:59:38]
  • 提交

answer

g = lambda: [*map(int, input().split())]


A, B, C, D = g()

ans = None
X = (C + B - 1) // B
for b in range(X, X+A):
    a, q = divmod(D + b * B, A)
    if q == 0:
        ans = a, b
        break
   
if ans:
    a, b = ans
    if a * A < D + C:
        print('No solution.')
    else:
        msg = f'We need {ans[0]} truck'
        if a > 1:
            msg += 's'
        msg += f' and {ans[1]} boat'
        if b > 1:
            msg += 's.'
        else:
            msg += '.'
        print(msg)
else:
    print('No solution.')
    

详细

Test #1:

score: 100
Accepted
time: 19ms
memory: 8296kb

input:

31 13 50 28

output:

We need 3 trucks and 5 boats.

result:

ok single line: 'We need 3 trucks and 5 boats.'

Test #2:

score: 0
Accepted
time: 11ms
memory: 8212kb

input:

100 20 30 10

output:

No solution.

result:

ok single line: 'No solution.'

Test #3:

score: 0
Accepted
time: 17ms
memory: 8300kb

input:

1 1 1 100

output:

We need 101 trucks and 1 boat.

result:

ok single line: 'We need 101 trucks and 1 boat.'

Test #4:

score: 0
Accepted
time: 20ms
memory: 8300kb

input:

20 5 5 15

output:

We need 1 truck and 1 boat.

result:

ok single line: 'We need 1 truck and 1 boat.'

Test #5:

score: 0
Accepted
time: 11ms
memory: 8312kb

input:

100 20 100 100

output:

We need 2 trucks and 5 boats.

result:

ok single line: 'We need 2 trucks and 5 boats.'

Test #6:

score: -100
Wrong Answer
time: 14ms
memory: 8288kb

input:

1 1 0 0

output:

We need 0 truck and 0 boat.

result:

wrong answer 1st lines differ - expected: 'We need 0 trucks and 0 boats.', found: 'We need 0 truck and 0 boat.'