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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#39692#2944. Transporting Spaghetti2873531385WA 87ms3648kbC++568b2022-07-12 20:03:552022-07-12 20:03:58

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.
  • [2022-07-12 20:03:58]
  • 评测
  • 测评结果:WA
  • 用时:87ms
  • 内存:3648kb
  • [2022-07-12 20:03:55]
  • 提交

answer

#include <iostream>
#include <set>
#include <queue>
#include <vector>
#include <cstring>
#include <algorithm>
using ll = long long;
std::string s1[2] = {"truck", "trucks"}, s2[2] = {"boat", "boats"};
int main() {
	int A, B, C, D;
	std::cin>> A >> B >> C >> D;
	for (ll i = 0; i<=1e7; ++i) {
		if (i*A<C+D) continue;
		if ((i*A-D)%B!=0) continue;
		std::cout << "We need " << i <<" "<< s1[i>1] << " and "<<(i*A-D)/B <<" "<< s2[(i*A-D)/B>1]<< ".";
		return 0;
	}
	std::cout << "No solution.";
	return 0;
}

/*
5 5 5 0 0 5 0 0
2 2 2 1 1 2 1 1

*/

Details

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Test #1:

score: 100
Accepted
time: 3ms
memory: 3572kb

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: 87ms
memory: 3572kb

input:

100 20 30 10

output:

No solution.

result:

ok single line: 'No solution.'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3648kb

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: 0ms
memory: 3628kb

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: 2ms
memory: 3500kb

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: 2ms
memory: 3436kb

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.'