Submission #903843

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
903843	2024-01-11T12:15:13 Z	pcc	Fuel Station (NOI20_fuelstation)	C++14	100 / 100	512 ms	59964 KB

FuelStation

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

#define ll long long
#define pll pair<ll,ll>
#define pii pair<int,int>
#define fs first
#define sc second
#define tlll tuple<ll,ll,ll>
#define ls (now*2+1)
#define rs (now*2+2)
#define mid ((l+r)>>1)


const int mxn = 3e5+10;
ll N,L;
pll segtree[mxn*12];
pair<ll,pll> arr[mxn];
vector<pll> v;
vector<int> all;

void modify(int now,int l,int r,int s,int e,ll v){
	if(l>=s&&e>=r){
		segtree[now].sc += v;
		return;
	}
	if(mid>=s)modify(now*2+1,l,mid,s,e,v);
	if(mid<e)modify(now*2+2,mid+1,r,s,e,v);
	segtree[now].fs = min(segtree[ls].fs+segtree[ls].sc,segtree[rs].fs+segtree[rs].sc);
}


int main(){
	ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
	cin>>N>>L;
	for(int i = 1;i<=N;i++){
		cin>>arr[i].fs>>arr[i].sc.fs>>arr[i].sc.sc;
		v.push_back(make_pair(arr[i].sc.sc,i));
		all.push_back(arr[i].fs);
		all.push_back(arr[i].fs+1);
		if(arr[i].fs-1>0)all.push_back(arr[i].fs-1);
	}
	all.push_back(0);
	all.push_back(L);
	sort(all.begin(),all.end());
	all.resize(unique(all.begin(),all.end())-all.begin());
	while(all.back()>L)all.pop_back();
	ll len = all.size();
	for(int i = 0;i<len;i++){
		modify(0,0,len,i,i,-all[i]);
	}
	ll ans = L;
	sort(v.rbegin(),v.rend());
	v.push_back(make_pair(0,0));
	//for(auto &i:all)cout<<i<<',';cout<<endl;
	for(int i = 0;i+1<v.size();i++){
		int now = v[i].sc;
		int p = lower_bound(all.begin(),all.end(),arr[now].fs)-all.begin();
		modify(0,0,len,p+1,len,arr[now].sc.fs);
		ll tans = max(-(segtree[0].fs+segtree[0].sc),v[i+1].fs);
		//cout<<v[i].fs<<":"<<now<<","<<p<<" "<<tans<<endl;
		if(v[i].fs>=tans)ans = min(ans,tans);
	}
	cout<<ans;
}

Compilation message

FuelStation.cpp: In function 'int main()':
FuelStation.cpp:56:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   56 |  for(int i = 0;i+1<v.size();i++){
      |                ~~~^~~~~~~~~

Subtask #1

7.0 / 7.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2408 KB	Output is correct
3	Correct	1 ms	2408 KB	Output is correct
4	Correct	1 ms	2408 KB	Output is correct
5	Correct	1 ms	2408 KB	Output is correct
6	Correct	1 ms	2520 KB	Output is correct
7	Correct	1 ms	2408 KB	Output is correct
8	Correct	1 ms	2552 KB	Output is correct
9	Correct	1 ms	2512 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2512 KB	Output is correct
12	Correct	1 ms	2516 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct

Subtask #2

13.0 / 13.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	208 ms	27032 KB	Output is correct
2	Correct	202 ms	26548 KB	Output is correct
3	Correct	208 ms	26548 KB	Output is correct
4	Correct	163 ms	27124 KB	Output is correct
5	Correct	190 ms	27152 KB	Output is correct
6	Correct	225 ms	26408 KB	Output is correct
7	Correct	209 ms	26536 KB	Output is correct
8	Correct	175 ms	27780 KB	Output is correct
9	Correct	215 ms	29332 KB	Output is correct
10	Correct	157 ms	26544 KB	Output is correct
11	Correct	221 ms	28208 KB	Output is correct
12	Correct	165 ms	26816 KB	Output is correct
13	Correct	199 ms	27000 KB	Output is correct
14	Correct	221 ms	28560 KB	Output is correct
15	Correct	159 ms	27172 KB	Output is correct
16	Correct	216 ms	28632 KB	Output is correct
17	Correct	174 ms	27336 KB	Output is correct
18	Correct	209 ms	27048 KB	Output is correct
19	Correct	169 ms	26792 KB	Output is correct
20	Correct	214 ms	28008 KB	Output is correct

Subtask #3

17.0 / 17.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	7 ms	5080 KB	Output is correct
3	Correct	13 ms	5240 KB	Output is correct
4	Correct	8 ms	5092 KB	Output is correct
5	Correct	9 ms	5076 KB	Output is correct
6	Correct	8 ms	5208 KB	Output is correct
7	Correct	10 ms	5092 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2396 KB	Output is correct
12	Correct	1 ms	2520 KB	Output is correct
13	Correct	1 ms	2396 KB	Output is correct
14	Correct	8 ms	5080 KB	Output is correct
15	Correct	6 ms	5076 KB	Output is correct
16	Correct	7 ms	5080 KB	Output is correct
17	Correct	7 ms	5116 KB	Output is correct
18	Correct	8 ms	5076 KB	Output is correct
19	Correct	6 ms	5080 KB	Output is correct
20	Correct	9 ms	5168 KB	Output is correct
21	Correct	9 ms	5320 KB	Output is correct
22	Correct	6 ms	5076 KB	Output is correct
23	Correct	7 ms	5080 KB	Output is correct
24	Correct	8 ms	5080 KB	Output is correct
25	Correct	9 ms	5092 KB	Output is correct

Subtask #4

12.0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	7 ms	5080 KB	Output is correct
3	Correct	13 ms	5240 KB	Output is correct
4	Correct	8 ms	5092 KB	Output is correct
5	Correct	9 ms	5076 KB	Output is correct
6	Correct	8 ms	5208 KB	Output is correct
7	Correct	10 ms	5092 KB	Output is correct
8	Correct	1 ms	2396 KB	Output is correct
9	Correct	1 ms	2396 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2396 KB	Output is correct
12	Correct	1 ms	2520 KB	Output is correct
13	Correct	1 ms	2396 KB	Output is correct
14	Correct	8 ms	5080 KB	Output is correct
15	Correct	6 ms	5076 KB	Output is correct
16	Correct	7 ms	5080 KB	Output is correct
17	Correct	7 ms	5116 KB	Output is correct
18	Correct	8 ms	5076 KB	Output is correct
19	Correct	6 ms	5080 KB	Output is correct
20	Correct	9 ms	5168 KB	Output is correct
21	Correct	9 ms	5320 KB	Output is correct
22	Correct	6 ms	5076 KB	Output is correct
23	Correct	7 ms	5080 KB	Output is correct
24	Correct	8 ms	5080 KB	Output is correct
25	Correct	9 ms	5092 KB	Output is correct
26	Correct	1 ms	2520 KB	Output is correct
27	Correct	204 ms	22892 KB	Output is correct
28	Correct	209 ms	23984 KB	Output is correct
29	Correct	211 ms	23212 KB	Output is correct
30	Correct	204 ms	22812 KB	Output is correct
31	Correct	205 ms	23720 KB	Output is correct
32	Correct	206 ms	22844 KB	Output is correct
33	Correct	1 ms	2396 KB	Output is correct
34	Correct	1 ms	2396 KB	Output is correct
35	Correct	1 ms	2392 KB	Output is correct
36	Correct	1 ms	2396 KB	Output is correct
37	Correct	1 ms	2396 KB	Output is correct
38	Correct	1 ms	2396 KB	Output is correct
39	Correct	180 ms	23628 KB	Output is correct
40	Correct	185 ms	23472 KB	Output is correct
41	Correct	216 ms	23196 KB	Output is correct
42	Correct	172 ms	22860 KB	Output is correct
43	Correct	203 ms	23976 KB	Output is correct
44	Correct	169 ms	23496 KB	Output is correct
45	Correct	190 ms	22188 KB	Output is correct
46	Correct	177 ms	23984 KB	Output is correct
47	Correct	153 ms	24668 KB	Output is correct
48	Correct	150 ms	24556 KB	Output is correct
49	Correct	185 ms	23320 KB	Output is correct
50	Correct	198 ms	23756 KB	Output is correct
51	Correct	171 ms	22700 KB	Output is correct
52	Correct	198 ms	23364 KB	Output is correct

Subtask #5

19.0 / 19.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2408 KB	Output is correct
3	Correct	1 ms	2408 KB	Output is correct
4	Correct	1 ms	2408 KB	Output is correct
5	Correct	1 ms	2408 KB	Output is correct
6	Correct	1 ms	2520 KB	Output is correct
7	Correct	1 ms	2408 KB	Output is correct
8	Correct	1 ms	2552 KB	Output is correct
9	Correct	1 ms	2512 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2512 KB	Output is correct
12	Correct	1 ms	2516 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2396 KB	Output is correct
17	Correct	1 ms	2396 KB	Output is correct
18	Correct	1 ms	2408 KB	Output is correct
19	Correct	1 ms	2396 KB	Output is correct
20	Correct	1 ms	2396 KB	Output is correct
21	Correct	1 ms	2396 KB	Output is correct
22	Correct	1 ms	2396 KB	Output is correct
23	Correct	1 ms	2392 KB	Output is correct
24	Correct	1 ms	2396 KB	Output is correct
25	Correct	1 ms	2512 KB	Output is correct
26	Correct	1 ms	2392 KB	Output is correct
27	Correct	1 ms	2508 KB	Output is correct
28	Correct	1 ms	2512 KB	Output is correct
29	Correct	1 ms	2392 KB	Output is correct
30	Correct	1 ms	2392 KB	Output is correct

Subtask #6

11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2408 KB	Output is correct
3	Correct	1 ms	2408 KB	Output is correct
4	Correct	1 ms	2408 KB	Output is correct
5	Correct	1 ms	2408 KB	Output is correct
6	Correct	1 ms	2520 KB	Output is correct
7	Correct	1 ms	2408 KB	Output is correct
8	Correct	1 ms	2552 KB	Output is correct
9	Correct	1 ms	2512 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2512 KB	Output is correct
12	Correct	1 ms	2516 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	1 ms	2392 KB	Output is correct
17	Correct	7 ms	5080 KB	Output is correct
18	Correct	13 ms	5240 KB	Output is correct
19	Correct	8 ms	5092 KB	Output is correct
20	Correct	9 ms	5076 KB	Output is correct
21	Correct	8 ms	5208 KB	Output is correct
22	Correct	10 ms	5092 KB	Output is correct
23	Correct	1 ms	2396 KB	Output is correct
24	Correct	1 ms	2396 KB	Output is correct
25	Correct	1 ms	2396 KB	Output is correct
26	Correct	1 ms	2396 KB	Output is correct
27	Correct	1 ms	2520 KB	Output is correct
28	Correct	1 ms	2396 KB	Output is correct
29	Correct	8 ms	5080 KB	Output is correct
30	Correct	6 ms	5076 KB	Output is correct
31	Correct	7 ms	5080 KB	Output is correct
32	Correct	7 ms	5116 KB	Output is correct
33	Correct	8 ms	5076 KB	Output is correct
34	Correct	6 ms	5080 KB	Output is correct
35	Correct	9 ms	5168 KB	Output is correct
36	Correct	9 ms	5320 KB	Output is correct
37	Correct	6 ms	5076 KB	Output is correct
38	Correct	7 ms	5080 KB	Output is correct
39	Correct	8 ms	5080 KB	Output is correct
40	Correct	9 ms	5092 KB	Output is correct
41	Correct	1 ms	2392 KB	Output is correct
42	Correct	8 ms	5336 KB	Output is correct
43	Correct	11 ms	5332 KB	Output is correct
44	Correct	11 ms	5332 KB	Output is correct
45	Correct	11 ms	5336 KB	Output is correct
46	Correct	11 ms	5336 KB	Output is correct
47	Correct	11 ms	5336 KB	Output is correct
48	Correct	1 ms	2404 KB	Output is correct
49	Correct	1 ms	2404 KB	Output is correct
50	Correct	1 ms	2404 KB	Output is correct
51	Correct	1 ms	2404 KB	Output is correct
52	Correct	1 ms	2516 KB	Output is correct
53	Correct	1 ms	2408 KB	Output is correct
54	Correct	11 ms	5216 KB	Output is correct
55	Correct	11 ms	5348 KB	Output is correct
56	Correct	13 ms	5604 KB	Output is correct
57	Correct	12 ms	5348 KB	Output is correct
58	Correct	11 ms	5348 KB	Output is correct
59	Correct	7 ms	5332 KB	Output is correct
60	Correct	7 ms	5336 KB	Output is correct
61	Correct	7 ms	5336 KB	Output is correct
62	Correct	7 ms	5336 KB	Output is correct
63	Correct	10 ms	5336 KB	Output is correct
64	Correct	8 ms	5336 KB	Output is correct
65	Correct	8 ms	5336 KB	Output is correct

Subtask #7

21.0 / 21.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	2392 KB	Output is correct
2	Correct	1 ms	2408 KB	Output is correct
3	Correct	1 ms	2408 KB	Output is correct
4	Correct	1 ms	2408 KB	Output is correct
5	Correct	1 ms	2408 KB	Output is correct
6	Correct	1 ms	2520 KB	Output is correct
7	Correct	1 ms	2408 KB	Output is correct
8	Correct	1 ms	2552 KB	Output is correct
9	Correct	1 ms	2512 KB	Output is correct
10	Correct	1 ms	2396 KB	Output is correct
11	Correct	1 ms	2512 KB	Output is correct
12	Correct	1 ms	2516 KB	Output is correct
13	Correct	0 ms	2396 KB	Output is correct
14	Correct	1 ms	2396 KB	Output is correct
15	Correct	1 ms	2396 KB	Output is correct
16	Correct	208 ms	27032 KB	Output is correct
17	Correct	202 ms	26548 KB	Output is correct
18	Correct	208 ms	26548 KB	Output is correct
19	Correct	163 ms	27124 KB	Output is correct
20	Correct	190 ms	27152 KB	Output is correct
21	Correct	225 ms	26408 KB	Output is correct
22	Correct	209 ms	26536 KB	Output is correct
23	Correct	175 ms	27780 KB	Output is correct
24	Correct	215 ms	29332 KB	Output is correct
25	Correct	157 ms	26544 KB	Output is correct
26	Correct	221 ms	28208 KB	Output is correct
27	Correct	165 ms	26816 KB	Output is correct
28	Correct	199 ms	27000 KB	Output is correct
29	Correct	221 ms	28560 KB	Output is correct
30	Correct	159 ms	27172 KB	Output is correct
31	Correct	216 ms	28632 KB	Output is correct
32	Correct	174 ms	27336 KB	Output is correct
33	Correct	209 ms	27048 KB	Output is correct
34	Correct	169 ms	26792 KB	Output is correct
35	Correct	214 ms	28008 KB	Output is correct
36	Correct	1 ms	2392 KB	Output is correct
37	Correct	7 ms	5080 KB	Output is correct
38	Correct	13 ms	5240 KB	Output is correct
39	Correct	8 ms	5092 KB	Output is correct
40	Correct	9 ms	5076 KB	Output is correct
41	Correct	8 ms	5208 KB	Output is correct
42	Correct	10 ms	5092 KB	Output is correct
43	Correct	1 ms	2396 KB	Output is correct
44	Correct	1 ms	2396 KB	Output is correct
45	Correct	1 ms	2396 KB	Output is correct
46	Correct	1 ms	2396 KB	Output is correct
47	Correct	1 ms	2520 KB	Output is correct
48	Correct	1 ms	2396 KB	Output is correct
49	Correct	8 ms	5080 KB	Output is correct
50	Correct	6 ms	5076 KB	Output is correct
51	Correct	7 ms	5080 KB	Output is correct
52	Correct	7 ms	5116 KB	Output is correct
53	Correct	8 ms	5076 KB	Output is correct
54	Correct	6 ms	5080 KB	Output is correct
55	Correct	9 ms	5168 KB	Output is correct
56	Correct	9 ms	5320 KB	Output is correct
57	Correct	6 ms	5076 KB	Output is correct
58	Correct	7 ms	5080 KB	Output is correct
59	Correct	8 ms	5080 KB	Output is correct
60	Correct	9 ms	5092 KB	Output is correct
61	Correct	1 ms	2520 KB	Output is correct
62	Correct	204 ms	22892 KB	Output is correct
63	Correct	209 ms	23984 KB	Output is correct
64	Correct	211 ms	23212 KB	Output is correct
65	Correct	204 ms	22812 KB	Output is correct
66	Correct	205 ms	23720 KB	Output is correct
67	Correct	206 ms	22844 KB	Output is correct
68	Correct	1 ms	2396 KB	Output is correct
69	Correct	1 ms	2396 KB	Output is correct
70	Correct	1 ms	2392 KB	Output is correct
71	Correct	1 ms	2396 KB	Output is correct
72	Correct	1 ms	2396 KB	Output is correct
73	Correct	1 ms	2396 KB	Output is correct
74	Correct	180 ms	23628 KB	Output is correct
75	Correct	185 ms	23472 KB	Output is correct
76	Correct	216 ms	23196 KB	Output is correct
77	Correct	172 ms	22860 KB	Output is correct
78	Correct	203 ms	23976 KB	Output is correct
79	Correct	169 ms	23496 KB	Output is correct
80	Correct	190 ms	22188 KB	Output is correct
81	Correct	177 ms	23984 KB	Output is correct
82	Correct	153 ms	24668 KB	Output is correct
83	Correct	150 ms	24556 KB	Output is correct
84	Correct	185 ms	23320 KB	Output is correct
85	Correct	198 ms	23756 KB	Output is correct
86	Correct	171 ms	22700 KB	Output is correct
87	Correct	198 ms	23364 KB	Output is correct
88	Correct	1 ms	2396 KB	Output is correct
89	Correct	1 ms	2396 KB	Output is correct
90	Correct	1 ms	2408 KB	Output is correct
91	Correct	1 ms	2396 KB	Output is correct
92	Correct	1 ms	2396 KB	Output is correct
93	Correct	1 ms	2396 KB	Output is correct
94	Correct	1 ms	2396 KB	Output is correct
95	Correct	1 ms	2392 KB	Output is correct
96	Correct	1 ms	2396 KB	Output is correct
97	Correct	1 ms	2512 KB	Output is correct
98	Correct	1 ms	2392 KB	Output is correct
99	Correct	1 ms	2508 KB	Output is correct
100	Correct	1 ms	2512 KB	Output is correct
101	Correct	1 ms	2392 KB	Output is correct
102	Correct	1 ms	2392 KB	Output is correct
103	Correct	1 ms	2392 KB	Output is correct
104	Correct	8 ms	5336 KB	Output is correct
105	Correct	11 ms	5332 KB	Output is correct
106	Correct	11 ms	5332 KB	Output is correct
107	Correct	11 ms	5336 KB	Output is correct
108	Correct	11 ms	5336 KB	Output is correct
109	Correct	11 ms	5336 KB	Output is correct
110	Correct	1 ms	2404 KB	Output is correct
111	Correct	1 ms	2404 KB	Output is correct
112	Correct	1 ms	2404 KB	Output is correct
113	Correct	1 ms	2404 KB	Output is correct
114	Correct	1 ms	2516 KB	Output is correct
115	Correct	1 ms	2408 KB	Output is correct
116	Correct	11 ms	5216 KB	Output is correct
117	Correct	11 ms	5348 KB	Output is correct
118	Correct	13 ms	5604 KB	Output is correct
119	Correct	12 ms	5348 KB	Output is correct
120	Correct	11 ms	5348 KB	Output is correct
121	Correct	7 ms	5332 KB	Output is correct
122	Correct	7 ms	5336 KB	Output is correct
123	Correct	7 ms	5336 KB	Output is correct
124	Correct	7 ms	5336 KB	Output is correct
125	Correct	10 ms	5336 KB	Output is correct
126	Correct	8 ms	5336 KB	Output is correct
127	Correct	8 ms	5336 KB	Output is correct
128	Correct	1 ms	2392 KB	Output is correct
129	Correct	250 ms	26788 KB	Output is correct
130	Correct	506 ms	57280 KB	Output is correct
131	Correct	505 ms	58856 KB	Output is correct
132	Correct	497 ms	56960 KB	Output is correct
133	Correct	496 ms	57368 KB	Output is correct
134	Correct	512 ms	58780 KB	Output is correct
135	Correct	1 ms	2396 KB	Output is correct
136	Correct	1 ms	2396 KB	Output is correct
137	Correct	1 ms	2396 KB	Output is correct
138	Correct	1 ms	2396 KB	Output is correct
139	Correct	1 ms	2396 KB	Output is correct
140	Correct	1 ms	2396 KB	Output is correct
141	Correct	470 ms	59964 KB	Output is correct
142	Correct	493 ms	57756 KB	Output is correct
143	Correct	506 ms	58308 KB	Output is correct
144	Correct	488 ms	59396 KB	Output is correct
145	Correct	471 ms	58860 KB	Output is correct
146	Correct	437 ms	57056 KB	Output is correct
147	Correct	444 ms	56896 KB	Output is correct
148	Correct	430 ms	57228 KB	Output is correct
149	Correct	260 ms	27296 KB	Output is correct
150	Correct	168 ms	27720 KB	Output is correct
151	Correct	168 ms	26872 KB	Output is correct
152	Correct	266 ms	27540 KB	Output is correct
153	Correct	212 ms	26276 KB	Output is correct
154	Correct	236 ms	27032 KB	Output is correct
155	Correct	260 ms	27404 KB	Output is correct