Submission #254718

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
254718	2020-07-30T13:39:18 Z	dolphingarlic	Remittance (JOI19_remittance)	C++14	100 / 100	413 ms	16204 KB

remittance

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

ll a[1000000], b[1000000];

int main() {
	int n;
	scanf("%d", &n);
	for (int i = 0; i < n; i++)
		scanf("%lld %lld", a + i, b + i);
	if (!accumulate(b, b + n, 0))
		return cout << (accumulate(a, a + n, 0) ? "No" : "Yes"), 0;
	bool p = true;
	for (int i = 0; i < 50; i++) {
		for (int i = 0; i < n; i++) {
			if (a[i] > b[i]) {
				a[(i + 1) % n] += (a[i] - b[i] + 1) / 2;
				a[i] -= (a[i] - b[i] + 1) / 2 * 2;
			}
		}
	}
	p = true;
	for (int i = 0; i < n; i++) p &= (a[i] == b[i]);
	puts(p ? "Yes" : "No");
	return 0;
}

Compilation message

remittance.cpp: In function 'int main()':
remittance.cpp:9:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &n);
  ~~~~~^~~~~~~~~~
remittance.cpp:11:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld", a + i, b + i);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	256 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	0 ms	256 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	256 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	0 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	1 ms	256 KB	Output is correct
15	Correct	0 ms	256 KB	Output is correct
16	Correct	0 ms	256 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	0 ms	256 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	0 ms	256 KB	Output is correct
22	Correct	0 ms	384 KB	Output is correct
23	Correct	0 ms	256 KB	Output is correct
24	Correct	0 ms	256 KB	Output is correct
25	Correct	0 ms	384 KB	Output is correct
26	Correct	0 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	0 ms	256 KB	Output is correct
29	Correct	0 ms	384 KB	Output is correct
30	Correct	0 ms	256 KB	Output is correct
31	Correct	0 ms	384 KB	Output is correct
32	Correct	0 ms	256 KB	Output is correct

Subtask #2
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	256 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	0 ms	256 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	256 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	0 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	1 ms	256 KB	Output is correct
15	Correct	0 ms	256 KB	Output is correct
16	Correct	0 ms	256 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	0 ms	256 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	0 ms	256 KB	Output is correct
22	Correct	0 ms	384 KB	Output is correct
23	Correct	0 ms	256 KB	Output is correct
24	Correct	0 ms	256 KB	Output is correct
25	Correct	0 ms	384 KB	Output is correct
26	Correct	0 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	0 ms	256 KB	Output is correct
29	Correct	0 ms	384 KB	Output is correct
30	Correct	0 ms	256 KB	Output is correct
31	Correct	0 ms	384 KB	Output is correct
32	Correct	0 ms	256 KB	Output is correct
33	Correct	0 ms	384 KB	Output is correct
34	Correct	0 ms	256 KB	Output is correct
35	Correct	0 ms	384 KB	Output is correct
36	Correct	0 ms	256 KB	Output is correct
37	Correct	0 ms	384 KB	Output is correct
38	Correct	0 ms	256 KB	Output is correct
39	Correct	0 ms	256 KB	Output is correct
40	Correct	0 ms	384 KB	Output is correct
41	Correct	0 ms	384 KB	Output is correct
42	Correct	0 ms	384 KB	Output is correct
43	Correct	0 ms	384 KB	Output is correct
44	Correct	0 ms	256 KB	Output is correct
45	Correct	0 ms	256 KB	Output is correct
46	Correct	0 ms	384 KB	Output is correct
47	Correct	0 ms	384 KB	Output is correct
48	Correct	0 ms	384 KB	Output is correct
49	Correct	0 ms	384 KB	Output is correct
50	Correct	0 ms	384 KB	Output is correct
51	Correct	0 ms	384 KB	Output is correct
52	Correct	0 ms	384 KB	Output is correct
53	Correct	0 ms	384 KB	Output is correct
54	Correct	0 ms	384 KB	Output is correct
55	Correct	0 ms	384 KB	Output is correct
56	Correct	1 ms	384 KB	Output is correct
57	Correct	0 ms	256 KB	Output is correct
58	Correct	0 ms	256 KB	Output is correct
59	Correct	0 ms	256 KB	Output is correct
60	Correct	0 ms	384 KB	Output is correct
61	Correct	0 ms	384 KB	Output is correct
62	Correct	0 ms	384 KB	Output is correct

Subtask #3
45.0 / 45.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 ms	384 KB	Output is correct
2	Correct	0 ms	256 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	0 ms	384 KB	Output is correct
5	Correct	1 ms	384 KB	Output is correct
6	Correct	1 ms	384 KB	Output is correct
7	Correct	0 ms	256 KB	Output is correct
8	Correct	0 ms	384 KB	Output is correct
9	Correct	0 ms	256 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	0 ms	384 KB	Output is correct
12	Correct	0 ms	384 KB	Output is correct
13	Correct	0 ms	384 KB	Output is correct
14	Correct	1 ms	256 KB	Output is correct
15	Correct	0 ms	256 KB	Output is correct
16	Correct	0 ms	256 KB	Output is correct
17	Correct	0 ms	384 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	0 ms	256 KB	Output is correct
20	Correct	1 ms	384 KB	Output is correct
21	Correct	0 ms	256 KB	Output is correct
22	Correct	0 ms	384 KB	Output is correct
23	Correct	0 ms	256 KB	Output is correct
24	Correct	0 ms	256 KB	Output is correct
25	Correct	0 ms	384 KB	Output is correct
26	Correct	0 ms	384 KB	Output is correct
27	Correct	1 ms	384 KB	Output is correct
28	Correct	0 ms	256 KB	Output is correct
29	Correct	0 ms	384 KB	Output is correct
30	Correct	0 ms	256 KB	Output is correct
31	Correct	0 ms	384 KB	Output is correct
32	Correct	0 ms	256 KB	Output is correct
33	Correct	0 ms	384 KB	Output is correct
34	Correct	0 ms	256 KB	Output is correct
35	Correct	0 ms	384 KB	Output is correct
36	Correct	0 ms	256 KB	Output is correct
37	Correct	0 ms	384 KB	Output is correct
38	Correct	0 ms	256 KB	Output is correct
39	Correct	0 ms	256 KB	Output is correct
40	Correct	0 ms	384 KB	Output is correct
41	Correct	0 ms	384 KB	Output is correct
42	Correct	0 ms	384 KB	Output is correct
43	Correct	0 ms	384 KB	Output is correct
44	Correct	0 ms	256 KB	Output is correct
45	Correct	0 ms	256 KB	Output is correct
46	Correct	0 ms	384 KB	Output is correct
47	Correct	0 ms	384 KB	Output is correct
48	Correct	0 ms	384 KB	Output is correct
49	Correct	0 ms	384 KB	Output is correct
50	Correct	0 ms	384 KB	Output is correct
51	Correct	0 ms	384 KB	Output is correct
52	Correct	0 ms	384 KB	Output is correct
53	Correct	0 ms	384 KB	Output is correct
54	Correct	0 ms	384 KB	Output is correct
55	Correct	0 ms	384 KB	Output is correct
56	Correct	1 ms	384 KB	Output is correct
57	Correct	0 ms	256 KB	Output is correct
58	Correct	0 ms	256 KB	Output is correct
59	Correct	0 ms	256 KB	Output is correct
60	Correct	0 ms	384 KB	Output is correct
61	Correct	0 ms	384 KB	Output is correct
62	Correct	0 ms	384 KB	Output is correct
63	Correct	413 ms	16012 KB	Output is correct
64	Correct	264 ms	16120 KB	Output is correct
65	Correct	409 ms	15992 KB	Output is correct
66	Correct	234 ms	15992 KB	Output is correct
67	Correct	250 ms	15992 KB	Output is correct
68	Correct	283 ms	16120 KB	Output is correct
69	Correct	405 ms	16120 KB	Output is correct
70	Correct	240 ms	15992 KB	Output is correct
71	Correct	254 ms	16064 KB	Output is correct
72	Correct	273 ms	15992 KB	Output is correct
73	Correct	408 ms	15992 KB	Output is correct
74	Correct	260 ms	15992 KB	Output is correct
75	Correct	249 ms	15992 KB	Output is correct
76	Correct	278 ms	15992 KB	Output is correct
77	Correct	406 ms	15992 KB	Output is correct
78	Correct	250 ms	16120 KB	Output is correct
79	Correct	250 ms	15992 KB	Output is correct
80	Correct	311 ms	15992 KB	Output is correct
81	Correct	304 ms	15992 KB	Output is correct
82	Correct	155 ms	15952 KB	Output is correct
83	Correct	226 ms	15992 KB	Output is correct
84	Correct	175 ms	16120 KB	Output is correct
85	Correct	371 ms	15992 KB	Output is correct
86	Correct	372 ms	16204 KB	Output is correct
87	Correct	219 ms	15992 KB	Output is correct
88	Correct	282 ms	15916 KB	Output is correct

Submission #254718

Compilation message

Subtask #1 15.0 / 15.0

Subtask #2 40.0 / 40.0

Subtask #3 45.0 / 45.0

Subtask #1
15.0 / 15.0

Subtask #2
40.0 / 40.0

Subtask #3
45.0 / 45.0