Submission #254717

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
254717	2020-07-30T13:38:38 Z	dolphingarlic	Remittance (JOI19_remittance)	C++14	100 / 100	366 ms	16632 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;
	while (p) {
		p = false;
		for (int i = 0; i < n; i++) {
			if (a[i] > b[i]) {
				a[(i + 1) % n] += (a[i] - b[i] + 1) >> 1;
				a[i] -= ((a[i] - b[i] + 1) >> 1) << 1;
				p = true;
			}
		}
	}
	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	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	1 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	0 ms	384 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	0 ms	384 KB	Output is correct
17	Correct	0 ms	256 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	0 ms	384 KB	Output is correct
20	Correct	0 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	0 ms	384 KB	Output is correct
23	Correct	0 ms	384 KB	Output is correct
24	Correct	0 ms	384 KB	Output is correct
25	Correct	0 ms	384 KB	Output is correct
26	Correct	0 ms	384 KB	Output is correct
27	Correct	0 ms	384 KB	Output is correct
28	Correct	0 ms	384 KB	Output is correct
29	Correct	0 ms	384 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	0 ms	384 KB	Output is correct
32	Correct	0 ms	384 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	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	1 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	0 ms	384 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	0 ms	384 KB	Output is correct
17	Correct	0 ms	256 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	0 ms	384 KB	Output is correct
20	Correct	0 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	0 ms	384 KB	Output is correct
23	Correct	0 ms	384 KB	Output is correct
24	Correct	0 ms	384 KB	Output is correct
25	Correct	0 ms	384 KB	Output is correct
26	Correct	0 ms	384 KB	Output is correct
27	Correct	0 ms	384 KB	Output is correct
28	Correct	0 ms	384 KB	Output is correct
29	Correct	0 ms	384 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	0 ms	384 KB	Output is correct
32	Correct	0 ms	384 KB	Output is correct
33	Correct	0 ms	384 KB	Output is correct
34	Correct	1 ms	384 KB	Output is correct
35	Correct	0 ms	384 KB	Output is correct
36	Correct	0 ms	384 KB	Output is correct
37	Correct	1 ms	256 KB	Output is correct
38	Correct	0 ms	384 KB	Output is correct
39	Correct	1 ms	384 KB	Output is correct
40	Correct	0 ms	384 KB	Output is correct
41	Correct	0 ms	384 KB	Output is correct
42	Correct	1 ms	384 KB	Output is correct
43	Correct	1 ms	384 KB	Output is correct
44	Correct	0 ms	384 KB	Output is correct
45	Correct	1 ms	384 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	0 ms	384 KB	Output is correct
57	Correct	1 ms	384 KB	Output is correct
58	Correct	0 ms	384 KB	Output is correct
59	Correct	0 ms	384 KB	Output is correct
60	Correct	0 ms	384 KB	Output is correct
61	Correct	1 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	384 KB	Output is correct
3	Correct	0 ms	384 KB	Output is correct
4	Correct	1 ms	384 KB	Output is correct
5	Correct	0 ms	384 KB	Output is correct
6	Correct	0 ms	384 KB	Output is correct
7	Correct	0 ms	384 KB	Output is correct
8	Correct	1 ms	384 KB	Output is correct
9	Correct	0 ms	384 KB	Output is correct
10	Correct	0 ms	384 KB	Output is correct
11	Correct	1 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	0 ms	384 KB	Output is correct
15	Correct	1 ms	384 KB	Output is correct
16	Correct	0 ms	384 KB	Output is correct
17	Correct	0 ms	256 KB	Output is correct
18	Correct	0 ms	384 KB	Output is correct
19	Correct	0 ms	384 KB	Output is correct
20	Correct	0 ms	384 KB	Output is correct
21	Correct	1 ms	384 KB	Output is correct
22	Correct	0 ms	384 KB	Output is correct
23	Correct	0 ms	384 KB	Output is correct
24	Correct	0 ms	384 KB	Output is correct
25	Correct	0 ms	384 KB	Output is correct
26	Correct	0 ms	384 KB	Output is correct
27	Correct	0 ms	384 KB	Output is correct
28	Correct	0 ms	384 KB	Output is correct
29	Correct	0 ms	384 KB	Output is correct
30	Correct	1 ms	384 KB	Output is correct
31	Correct	0 ms	384 KB	Output is correct
32	Correct	0 ms	384 KB	Output is correct
33	Correct	0 ms	384 KB	Output is correct
34	Correct	1 ms	384 KB	Output is correct
35	Correct	0 ms	384 KB	Output is correct
36	Correct	0 ms	384 KB	Output is correct
37	Correct	1 ms	256 KB	Output is correct
38	Correct	0 ms	384 KB	Output is correct
39	Correct	1 ms	384 KB	Output is correct
40	Correct	0 ms	384 KB	Output is correct
41	Correct	0 ms	384 KB	Output is correct
42	Correct	1 ms	384 KB	Output is correct
43	Correct	1 ms	384 KB	Output is correct
44	Correct	0 ms	384 KB	Output is correct
45	Correct	1 ms	384 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	0 ms	384 KB	Output is correct
57	Correct	1 ms	384 KB	Output is correct
58	Correct	0 ms	384 KB	Output is correct
59	Correct	0 ms	384 KB	Output is correct
60	Correct	0 ms	384 KB	Output is correct
61	Correct	1 ms	384 KB	Output is correct
62	Correct	0 ms	384 KB	Output is correct
63	Correct	363 ms	16012 KB	Output is correct
64	Correct	191 ms	16376 KB	Output is correct
65	Correct	366 ms	15992 KB	Output is correct
66	Correct	197 ms	16380 KB	Output is correct
67	Correct	205 ms	16376 KB	Output is correct
68	Correct	229 ms	16376 KB	Output is correct
69	Correct	359 ms	16104 KB	Output is correct
70	Correct	200 ms	16376 KB	Output is correct
71	Correct	214 ms	16376 KB	Output is correct
72	Correct	234 ms	16376 KB	Output is correct
73	Correct	359 ms	15992 KB	Output is correct
74	Correct	194 ms	16360 KB	Output is correct
75	Correct	203 ms	16376 KB	Output is correct
76	Correct	229 ms	16376 KB	Output is correct
77	Correct	363 ms	15992 KB	Output is correct
78	Correct	248 ms	16376 KB	Output is correct
79	Correct	249 ms	16504 KB	Output is correct
80	Correct	259 ms	16632 KB	Output is correct
81	Correct	260 ms	16376 KB	Output is correct
82	Correct	159 ms	16376 KB	Output is correct
83	Correct	167 ms	16248 KB	Output is correct
84	Correct	171 ms	16248 KB	Output is correct
85	Correct	323 ms	15992 KB	Output is correct
86	Correct	328 ms	16120 KB	Output is correct
87	Correct	216 ms	16248 KB	Output is correct
88	Correct	232 ms	16120 KB	Output is correct

Submission #254717

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