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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#137663#6727. K-hour ClockYarema#WA 11ms3636kbC++17681b2023-08-10 16:11:182023-08-10 16:11:19

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.
  • [2023-08-10 16:11:19]
  • 评测
  • 测评结果:WA
  • 用时:11ms
  • 内存:3636kb
  • [2023-08-10 16:11:18]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;

#define SZ(a) (int)a.size()
#define ALL(a) a.begin(), a.end()
#define FOR(i, a, b) for (int i = (a); i<(b); ++i)
#define RFOR(i, b, a) for (int i = (b)-1; i>=(a); --i)
#define MP make_pair
#define PB push_back
#define F first
#define S second
#define FILL(a, b) memset(a, b, sizeof(a))

typedef long long LL;
typedef pair<int, int> PII;
typedef vector<int> VI;

int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	
	int t;
	cin >> t;
	while (t--)
	{
		int x, y, z;
		cin >> x >> y >> z;
		int k = x + y - z;
		if (k >= 0)
			cout << k << '\n';
		else
			cout << -1 << '\n';
	}
	
	return 0;
}

Details

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Test #1:

score: 100
Accepted
time: 1ms
memory: 3460kb

input:

4
11 18 5
3 49 4
1 9 1
1 3 10

output:

24
48
9
-1

result:

ok 4 cases

Test #2:

score: -100
Wrong Answer
time: 11ms
memory: 3636kb

input:

100000
186826504 580942638 34507146
409013320 825277663 642758065
221040339 32805624 253845963
759538401 529610463 314034771
591738614 223935926 591499221
272890462 257036262 529926724
644722795 540369561 79342760
141738127 915104743 658190166
378771709 735410115 474472687
550207480 676282297 233056...

output:

733261996
591532918
0
975114093
224175319
0
1105749596
398652704
639709137
1203184138
317612555
1057591501
0
847965981
-1
4320427
0
1229562136
797923156
233325064
0
0
913981025
347546858
0
-1
1345234741
0
1053306920
248241206
-1
0
-1
0
29016866
326906843
0
0
426219940
0
-1
133120806
241058758
145092...

result:

wrong answer Case #2: k <= z (x = 409013320, y = 825277663, z = 642758065, k = 591532918)