답안 #62755 :: oj.uz

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
62755	2018-07-30T00:44:37 Z	leejseo	XCorr (KOI18_XCorr)	C++11	100 / 100	299 ms	229212 KB

XCorr

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

const int MAXN = 300000;
typedef long long lld;
lld S[MAXN+1], X[MAXN+1]; // S : prefix sum
vector<int> CX, CY;
int N, M, a, b;

void input(){
	scanf("%d", &N);
	CX.resize(N);
	for (int i=0; i<N; i++){
		int x, y;
		scanf("%d%d", &x, &y);
		X[i] = y;
		CX[i] = x;
	}
	scanf("%d", &M);
	CY.resize(M);
	for (int i=0; i<M; i++){
		int x, y;
		scanf("%d%d", &x, &y);
		CY[i] = x;
		S[i+1] = S[i] + y;
	}
	scanf("%d", &a);
	scanf("%d", &b);
}

lld solve(){
	lld ans = 0;
	for (int i=0; i<N; i++){
		int s = lower_bound(CY.begin(), CY.end(), CX[i]+a) - CY.begin();
		int e = lower_bound(CY.begin(), CY.end(), CX[i]+b+1) - CY.begin();
		ans += X[i] * (S[e] - S[s]);
	}
	return ans;
}

int main(){
	input();
	printf("%lld\n", solve());
}

Compilation message

XCorr.cpp: In function 'void input()':
XCorr.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
XCorr.cpp:15:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &x, &y);
   ~~~~~^~~~~~~~~~~~~~~~
XCorr.cpp:19:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &M);
  ~~~~~^~~~~~~~~~
XCorr.cpp:23:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &x, &y);
   ~~~~~^~~~~~~~~~~~~~~~
XCorr.cpp:27:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &a);
  ~~~~~^~~~~~~~~~
XCorr.cpp:28:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &b);
  ~~~~~^~~~~~~~~~

Subtask #1
19.0 / 19.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	504 KB	Output is correct
2	Correct	5 ms	676 KB	Output is correct
3	Correct	4 ms	732 KB	Output is correct
4	Correct	4 ms	824 KB	Output is correct
5	Correct	3 ms	836 KB	Output is correct
6	Correct	5 ms	876 KB	Output is correct
7	Correct	6 ms	948 KB	Output is correct
8	Correct	5 ms	1068 KB	Output is correct
9	Correct	4 ms	1068 KB	Output is correct
10	Correct	5 ms	1264 KB	Output is correct
11	Correct	2 ms	1264 KB	Output is correct
12	Correct	7 ms	1400 KB	Output is correct
13	Correct	5 ms	1456 KB	Output is correct
14	Correct	4 ms	1456 KB	Output is correct
15	Correct	5 ms	1456 KB	Output is correct

Subtask #2
42.0 / 42.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	504 KB	Output is correct
2	Correct	5 ms	676 KB	Output is correct
3	Correct	4 ms	732 KB	Output is correct
4	Correct	4 ms	824 KB	Output is correct
5	Correct	3 ms	836 KB	Output is correct
6	Correct	5 ms	876 KB	Output is correct
7	Correct	6 ms	948 KB	Output is correct
8	Correct	5 ms	1068 KB	Output is correct
9	Correct	4 ms	1068 KB	Output is correct
10	Correct	5 ms	1264 KB	Output is correct
11	Correct	2 ms	1264 KB	Output is correct
12	Correct	7 ms	1400 KB	Output is correct
13	Correct	5 ms	1456 KB	Output is correct
14	Correct	4 ms	1456 KB	Output is correct
15	Correct	5 ms	1456 KB	Output is correct
16	Correct	113 ms	9044 KB	Output is correct
17	Correct	5 ms	9044 KB	Output is correct
18	Correct	209 ms	18760 KB	Output is correct
19	Correct	6 ms	18760 KB	Output is correct
20	Correct	5 ms	18760 KB	Output is correct
21	Correct	5 ms	18760 KB	Output is correct
22	Correct	3 ms	18760 KB	Output is correct
23	Correct	4 ms	18760 KB	Output is correct
24	Correct	175 ms	24528 KB	Output is correct
25	Correct	165 ms	31908 KB	Output is correct
26	Correct	184 ms	38580 KB	Output is correct
27	Correct	4 ms	38580 KB	Output is correct
28	Correct	4 ms	38580 KB	Output is correct
29	Correct	3 ms	38580 KB	Output is correct
30	Correct	226 ms	45236 KB	Output is correct
31	Correct	7 ms	45236 KB	Output is correct
32	Correct	184 ms	51396 KB	Output is correct
33	Correct	199 ms	58472 KB	Output is correct
34	Correct	115 ms	58472 KB	Output is correct
35	Correct	2 ms	58472 KB	Output is correct
36	Correct	167 ms	68060 KB	Output is correct
37	Correct	59 ms	68060 KB	Output is correct
38	Correct	4 ms	68060 KB	Output is correct
39	Correct	162 ms	76000 KB	Output is correct
40	Correct	4 ms	76000 KB	Output is correct
41	Correct	3 ms	76000 KB	Output is correct
42	Correct	4 ms	76000 KB	Output is correct
43	Correct	3 ms	76000 KB	Output is correct

Subtask #3
39.0 / 39.0

#	결과	실행 시간	메모리	Grader output
1	Correct	5 ms	504 KB	Output is correct
2	Correct	5 ms	676 KB	Output is correct
3	Correct	4 ms	732 KB	Output is correct
4	Correct	4 ms	824 KB	Output is correct
5	Correct	3 ms	836 KB	Output is correct
6	Correct	5 ms	876 KB	Output is correct
7	Correct	6 ms	948 KB	Output is correct
8	Correct	5 ms	1068 KB	Output is correct
9	Correct	4 ms	1068 KB	Output is correct
10	Correct	5 ms	1264 KB	Output is correct
11	Correct	2 ms	1264 KB	Output is correct
12	Correct	7 ms	1400 KB	Output is correct
13	Correct	5 ms	1456 KB	Output is correct
14	Correct	4 ms	1456 KB	Output is correct
15	Correct	5 ms	1456 KB	Output is correct
16	Correct	113 ms	9044 KB	Output is correct
17	Correct	5 ms	9044 KB	Output is correct
18	Correct	209 ms	18760 KB	Output is correct
19	Correct	6 ms	18760 KB	Output is correct
20	Correct	5 ms	18760 KB	Output is correct
21	Correct	5 ms	18760 KB	Output is correct
22	Correct	3 ms	18760 KB	Output is correct
23	Correct	4 ms	18760 KB	Output is correct
24	Correct	175 ms	24528 KB	Output is correct
25	Correct	165 ms	31908 KB	Output is correct
26	Correct	184 ms	38580 KB	Output is correct
27	Correct	4 ms	38580 KB	Output is correct
28	Correct	4 ms	38580 KB	Output is correct
29	Correct	3 ms	38580 KB	Output is correct
30	Correct	226 ms	45236 KB	Output is correct
31	Correct	7 ms	45236 KB	Output is correct
32	Correct	184 ms	51396 KB	Output is correct
33	Correct	199 ms	58472 KB	Output is correct
34	Correct	115 ms	58472 KB	Output is correct
35	Correct	2 ms	58472 KB	Output is correct
36	Correct	167 ms	68060 KB	Output is correct
37	Correct	59 ms	68060 KB	Output is correct
38	Correct	4 ms	68060 KB	Output is correct
39	Correct	162 ms	76000 KB	Output is correct
40	Correct	4 ms	76000 KB	Output is correct
41	Correct	3 ms	76000 KB	Output is correct
42	Correct	4 ms	76000 KB	Output is correct
43	Correct	3 ms	76000 KB	Output is correct
44	Correct	110 ms	77072 KB	Output is correct
45	Correct	5 ms	77072 KB	Output is correct
46	Correct	200 ms	86992 KB	Output is correct
47	Correct	4 ms	86992 KB	Output is correct
48	Correct	151 ms	91244 KB	Output is correct
49	Correct	73 ms	91424 KB	Output is correct
50	Correct	5 ms	91424 KB	Output is correct
51	Correct	4 ms	91424 KB	Output is correct
52	Correct	3 ms	91424 KB	Output is correct
53	Correct	5 ms	91424 KB	Output is correct
54	Correct	172 ms	101868 KB	Output is correct
55	Correct	189 ms	109216 KB	Output is correct
56	Correct	171 ms	117964 KB	Output is correct
57	Correct	158 ms	124520 KB	Output is correct
58	Correct	214 ms	133140 KB	Output is correct
59	Correct	6 ms	133140 KB	Output is correct
60	Correct	2 ms	133140 KB	Output is correct
61	Correct	4 ms	133140 KB	Output is correct
62	Correct	204 ms	141664 KB	Output is correct
63	Correct	223 ms	150212 KB	Output is correct
64	Correct	3 ms	150212 KB	Output is correct
65	Correct	258 ms	158828 KB	Output is correct
66	Correct	193 ms	165440 KB	Output is correct
67	Correct	296 ms	173252 KB	Output is correct
68	Correct	6 ms	173252 KB	Output is correct
69	Correct	179 ms	179772 KB	Output is correct
70	Correct	90 ms	179948 KB	Output is correct
71	Correct	232 ms	192232 KB	Output is correct
72	Correct	239 ms	198828 KB	Output is correct
73	Correct	77 ms	198828 KB	Output is correct
74	Correct	3 ms	198828 KB	Output is correct
75	Correct	299 ms	207632 KB	Output is correct
76	Correct	65 ms	207632 KB	Output is correct
77	Correct	5 ms	207632 KB	Output is correct
78	Correct	201 ms	214128 KB	Output is correct
79	Correct	3 ms	214128 KB	Output is correct
80	Correct	5 ms	214128 KB	Output is correct
81	Correct	4 ms	214128 KB	Output is correct
82	Correct	279 ms	221432 KB	Output is correct
83	Correct	5 ms	221432 KB	Output is correct
84	Correct	3 ms	221432 KB	Output is correct
85	Correct	231 ms	229212 KB	Output is correct

답안 #62755

Compilation message

Subtask #1 19.0 / 19.0

Subtask #2 42.0 / 42.0

Subtask #3 39.0 / 39.0

Subtask #1
19.0 / 19.0

Subtask #2
42.0 / 42.0

Subtask #3
39.0 / 39.0