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QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#688701#7744. ElevatorJEdwardAC ✓62ms5968kbC++202.4kb2024-10-30 12:44:032024-10-30 12:44:03

Judging History

This is the latest submission verdict.

  • [2024-10-30 12:44:03]
  • Judged
  • Verdict: AC
  • Time: 62ms
  • Memory: 5968kb
  • [2024-10-30 12:44:03]
  • Submitted

answer

#include <bits/stdc++.h>
#define IOS ios::sync_with_stdio(0), cin.tie(0)
#define int long long
#define endl '\n'
#define lowbit(x) (x)&(-x)
#define all(s) s.begin(), s.end()
#define pii pair<int,int>
#define ls(x) (x<<1)
#define rs(x) (x<<1|1)
#define here system("pause")
using namespace std;
template <class T>
inline void read(T &x){
	x = 0;
	char c = getchar();
	bool f = 0;
	for (; !isdigit(c); c = getchar()) f ^= (c == '-');
	for (; isdigit(c); c = getchar()) x = (x << 3) + (x << 1) + (c ^ 48);
	x = f ? -x : x;
}
template <class T>
inline void write(T x){
	if (x < 0) putchar('-'), x = -x;
	if (x < 10) putchar(x + 48);
	else write(x / 10), putchar(x % 10 + 48);
}
template<typename T> void chkmin(T& lhs, const T& rhs) { lhs = lhs > rhs ? rhs : lhs; }
template<typename T> void chkmax(T& lhs, const T& rhs) { lhs = lhs < rhs ? rhs : lhs; }

const int N = 2e5 + 5;
const int mod = 998244353;
const int INF = 8e18 + 9;
const double eps = 1e-7;
inline int pow(int a, int b, int p){ int res = 1%p; while(b){ if(b&1) res=res*a%p; a=a*a%p, b>>=1;} return res;}
inline int inv(int a, int p){ return pow(a,p-2,p)%p;}
mt19937_64 rnd(chrono::duration_cast<chrono::nanoseconds>(chrono::system_clock::now().time_since_epoch()).count());
int randint(int L, int R) {
	uniform_int_distribution<int> dist(L, R);
	return dist(rnd);
}

inline void sol(){
	int n, k;
	cin >> n >> k;
	vector<array<int, 3>> a(n); 
	int ans = 0;
	for(int i=0;i<n;i++){
		for(int j=0;j<3;j++){
			cin >> a[i][j];
		}
	}

	sort(all(a), [&](const array<int, 3> &lhs, const array<int, 3> &rhs){
		return lhs[2] > rhs[2];
	});
	
	int pos = 0;
	for(int i=0, j;i<n;i=j){
		if(!a[i][0]){
			j = i + 1;
			continue;
		}
		int rest = k;
		j = i;
		while(j < n && rest >= a[j][0] * a[j][1]){
			rest -= a[j][0] * a[j][1];
			a[j++][0] = 0;
		}

		if(j == i){
			int onetime = rest / a[j][1];
			int times = a[i][0] / onetime;
			ans += times * a[i][2];
			a[i][0] -= times * onetime;
		}else{
			ans += a[i][2];
			if(j < n){
				int onetime = rest / a[j][1];
				rest -= onetime * a[j][1];
				a[j][0] -= onetime;
				if(rest){
					while(pos < n && (pos < j || !a[pos][0] || a[pos][1] == 2)){
						++pos;
					}
					if(pos < n) a[pos][0]--;
				}
			}
		}
	}
	cout << ans << endl;
}

signed main(){
	IOS;
	int tc = 1;
	cout << fixed << setprecision(10);
	cin >> tc;
	while(tc--){
		sol();
	}
	return 0;
}

这程序好像有点Bug,我给组数据试试?

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3796kb

input:

2
4 6
1 1 8
7 2 5
1 1 7
3 2 6
8 1200000
100000 1 100000
100000 1 12345
100000 2 100000
100000 2 12345
100000 1 100000
100000 1 12345
100000 2 100000
100000 2 12345

output:

24
100000

result:

ok 2 lines

Test #2:

score: 0
Accepted
time: 36ms
memory: 5624kb

input:

5501
8 104
5 2 3
6 2 4
5 2 3
6 2 9
8 2 4
2 1 3
7 2 4
8 2 8
1 290
3 1 1
12 12
6 1 2
1 2 2
1 1 2
1 2 4
6 1 1
1 2 5
6 1 4
4 1 4
6 2 4
6 2 5
4 2 5
4 1 4
5 334
1 1 4
1 2 3
4 2 1
5 1 1
2 1 2
13 218
5 2 3
5 1 4
1 2 1
1 2 5
3 2 2
1 1 3
4 2 2
1 2 5
2 2 1
2 1 5
3 2 1
5 2 1
1 1 4
10 260
7 2 1
5 1 1
5 2 4
6 1 6...

output:

9
1
23
4
5
7
1
3
9
6
1
10
4
9
17
6
4
1
8
5
5
7
1
3
23
6
3
3
2
2
2
3
8
1
5
6
9
11
147
7
10
2
7
7
8
6
5
5
1
7
3
5
10
7
7
10
8
1
4
2
3
9
1
5
2
9
1
6
7
7
6
10
18
8
10
4
10
9
2
8
3
5
9
3
6
5
3
2
6
1
3
2
2
1
6
9
6
3
4
8
9
9
2
6
1
2
6
7
5
2
5
21
8
1
2
3
4
9
3
4
6
5
9
6
1
7
3
7
3
2
2
8
7
3
5
9
7
10
7
3
2
4
...

result:

ok 5501 lines

Test #3:

score: 0
Accepted
time: 51ms
memory: 5968kb

input:

3
100000 8
8 2 6
7 2 8
5 1 10
7 2 7
4 1 7
6 2 9
7 1 2
3 1 1
5 1 10
5 1 1
3 2 10
5 2 5
7 1 6
5 2 7
7 2 1
5 1 6
2 2 10
8 1 7
7 1 1
10 2 6
9 1 1
8 1 4
10 1 4
6 1 1
4 1 4
1 2 9
3 2 6
6 1 3
4 1 7
9 2 5
8 2 4
7 2 1
2 2 10
6 2 9
3 1 3
2 2 3
2 2 4
7 2 4
8 1 1
5 2 3
5 2 7
7 2 9
1 1 4
5 1 2
2 1 9
3 2 1
9 2 2
...

output:

568601
4708350936
93900404329230

result:

ok 3 lines

Test #4:

score: 0
Accepted
time: 62ms
memory: 5964kb

input:

3
100000 174
90429 1 64237
30851 1 44358
63571 2 89174
20391 2 28747
13561 2 88689
81508 2 28383
85733 1 5777
37524 2 34730
10588 2 88519
61493 2 83682
55885 1 65270
17669 2 63015
85387 1 64757
91420 2 74020
9067 2 91750
20809 1 52771
36478 2 17941
62064 1 36433
72912 2 6100
53923 2 73971
65825 2 39...

output:

2156004461915
884586357480
59034901233

result:

ok 3 lines

Test #5:

score: 0
Accepted
time: 55ms
memory: 5924kb

input:

3
100000 4418822
19907 1 13081
59730 2 93611
35050 1 5867
87777 1 21890
18374 1 82418
79526 2 76106
33510 2 45826
75573 1 42240
35449 1 98727
80720 2 65290
32021 2 51348
52399 2 97828
75498 2 51728
89905 1 22825
2855 1 26204
11427 1 99583
55530 2 37895
22256 2 92230
19533 1 9142
16138 1 54018
53102 ...

output:

84699074
270668
100000

result:

ok 3 lines

Extra Test:

score: 0
Extra Test Passed