Submission #200527

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
200527	2020-02-07T06:17:52 Z	HellAngel	Remittance (JOI19_remittance)	C++14	100 / 100	347 ms	36488 KB

remittance

#include <bits/stdc++.h>
#define int long long
using namespace std;
const int maxn = 1000007;
int a[maxn], b[maxn], n;
void AnsNo()
{
    cout << "No";
    exit(0);
}
void AnsYes()
{
    cout << "Yes";
    exit(0);
}

void Change(int pos, int val)
{
    a[pos] -= 2 * val;
    pos++;
    if(pos == n) pos = 0;
    a[pos] += val;
}

int32_t main()
{
    auto start = chrono::steady_clock::now();
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    if(fopen("test.inp", "r")) freopen("test.inp", "r", stdin);
    cin >> n;
    for(int i = 0; i < n; i++) cin >> a[i] >> b[i];
    while(true)
    {
        bool ok = false;
        for(int i = 0; i < n; i++)
        {
            if(a[i] > b[i])
            {
                int nxt = a[i] - b[i] >> 1;
                if(nxt == 0 && a[i] > 1) Change(i, 1), ok = 1;
                if(nxt > 0) Change(i, nxt), ok = 1;
            }
        }
        if(!ok) break;
    }
    for(int i = 0; i < n; i++) if(a[i] != b[i]) AnsNo();
    AnsYes();
    auto finish = chrono::steady_clock::now();
    cerr << '\n'<< chrono::duration_cast<chrono::milliseconds>(finish - start).count();
}

Compilation message

remittance.cpp: In function 'int32_t main()':
remittance.cpp:40:32: warning: suggest parentheses around '-' inside '>>' [-Wparentheses]
                 int nxt = a[i] - b[i] >> 1;
                           ~~~~~^~~~~~
remittance.cpp:30:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
     if(fopen("test.inp", "r")) freopen("test.inp", "r", stdin);
                                ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	376 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	376 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	5 ms	380 KB	Output is correct
17	Correct	5 ms	376 KB	Output is correct
18	Correct	5 ms	376 KB	Output is correct
19	Correct	5 ms	376 KB	Output is correct
20	Correct	5 ms	376 KB	Output is correct
21	Correct	5 ms	376 KB	Output is correct
22	Correct	6 ms	380 KB	Output is correct
23	Correct	5 ms	376 KB	Output is correct
24	Correct	5 ms	380 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	7 ms	248 KB	Output is correct
27	Correct	5 ms	376 KB	Output is correct
28	Correct	5 ms	376 KB	Output is correct
29	Correct	5 ms	376 KB	Output is correct
30	Correct	5 ms	376 KB	Output is correct
31	Correct	5 ms	376 KB	Output is correct
32	Correct	5 ms	376 KB	Output is correct

Subtask #2
40.0 / 40.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	376 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	376 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	5 ms	380 KB	Output is correct
17	Correct	5 ms	376 KB	Output is correct
18	Correct	5 ms	376 KB	Output is correct
19	Correct	5 ms	376 KB	Output is correct
20	Correct	5 ms	376 KB	Output is correct
21	Correct	5 ms	376 KB	Output is correct
22	Correct	6 ms	380 KB	Output is correct
23	Correct	5 ms	376 KB	Output is correct
24	Correct	5 ms	380 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	7 ms	248 KB	Output is correct
27	Correct	5 ms	376 KB	Output is correct
28	Correct	5 ms	376 KB	Output is correct
29	Correct	5 ms	376 KB	Output is correct
30	Correct	5 ms	376 KB	Output is correct
31	Correct	5 ms	376 KB	Output is correct
32	Correct	5 ms	376 KB	Output is correct
33	Correct	5 ms	376 KB	Output is correct
34	Correct	5 ms	376 KB	Output is correct
35	Correct	5 ms	376 KB	Output is correct
36	Correct	5 ms	380 KB	Output is correct
37	Correct	5 ms	376 KB	Output is correct
38	Correct	5 ms	376 KB	Output is correct
39	Correct	5 ms	376 KB	Output is correct
40	Correct	5 ms	384 KB	Output is correct
41	Correct	5 ms	376 KB	Output is correct
42	Correct	5 ms	376 KB	Output is correct
43	Correct	5 ms	376 KB	Output is correct
44	Correct	5 ms	384 KB	Output is correct
45	Correct	5 ms	388 KB	Output is correct
46	Correct	5 ms	376 KB	Output is correct
47	Correct	5 ms	376 KB	Output is correct
48	Correct	5 ms	388 KB	Output is correct
49	Correct	5 ms	404 KB	Output is correct
50	Correct	5 ms	376 KB	Output is correct
51	Correct	5 ms	384 KB	Output is correct
52	Correct	5 ms	384 KB	Output is correct
53	Correct	6 ms	376 KB	Output is correct
54	Correct	5 ms	376 KB	Output is correct
55	Correct	5 ms	376 KB	Output is correct
56	Correct	5 ms	376 KB	Output is correct
57	Correct	5 ms	392 KB	Output is correct
58	Correct	5 ms	376 KB	Output is correct
59	Correct	5 ms	376 KB	Output is correct
60	Correct	5 ms	376 KB	Output is correct
61	Correct	5 ms	376 KB	Output is correct
62	Correct	5 ms	376 KB	Output is correct

Subtask #3
45.0 / 45.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	376 KB	Output is correct
2	Correct	5 ms	376 KB	Output is correct
3	Correct	5 ms	376 KB	Output is correct
4	Correct	5 ms	376 KB	Output is correct
5	Correct	5 ms	376 KB	Output is correct
6	Correct	5 ms	376 KB	Output is correct
7	Correct	5 ms	376 KB	Output is correct
8	Correct	5 ms	376 KB	Output is correct
9	Correct	5 ms	376 KB	Output is correct
10	Correct	5 ms	376 KB	Output is correct
11	Correct	5 ms	376 KB	Output is correct
12	Correct	5 ms	376 KB	Output is correct
13	Correct	5 ms	376 KB	Output is correct
14	Correct	5 ms	376 KB	Output is correct
15	Correct	5 ms	376 KB	Output is correct
16	Correct	5 ms	380 KB	Output is correct
17	Correct	5 ms	376 KB	Output is correct
18	Correct	5 ms	376 KB	Output is correct
19	Correct	5 ms	376 KB	Output is correct
20	Correct	5 ms	376 KB	Output is correct
21	Correct	5 ms	376 KB	Output is correct
22	Correct	6 ms	380 KB	Output is correct
23	Correct	5 ms	376 KB	Output is correct
24	Correct	5 ms	380 KB	Output is correct
25	Correct	5 ms	376 KB	Output is correct
26	Correct	7 ms	248 KB	Output is correct
27	Correct	5 ms	376 KB	Output is correct
28	Correct	5 ms	376 KB	Output is correct
29	Correct	5 ms	376 KB	Output is correct
30	Correct	5 ms	376 KB	Output is correct
31	Correct	5 ms	376 KB	Output is correct
32	Correct	5 ms	376 KB	Output is correct
33	Correct	5 ms	376 KB	Output is correct
34	Correct	5 ms	376 KB	Output is correct
35	Correct	5 ms	376 KB	Output is correct
36	Correct	5 ms	380 KB	Output is correct
37	Correct	5 ms	376 KB	Output is correct
38	Correct	5 ms	376 KB	Output is correct
39	Correct	5 ms	376 KB	Output is correct
40	Correct	5 ms	384 KB	Output is correct
41	Correct	5 ms	376 KB	Output is correct
42	Correct	5 ms	376 KB	Output is correct
43	Correct	5 ms	376 KB	Output is correct
44	Correct	5 ms	384 KB	Output is correct
45	Correct	5 ms	388 KB	Output is correct
46	Correct	5 ms	376 KB	Output is correct
47	Correct	5 ms	376 KB	Output is correct
48	Correct	5 ms	388 KB	Output is correct
49	Correct	5 ms	404 KB	Output is correct
50	Correct	5 ms	376 KB	Output is correct
51	Correct	5 ms	384 KB	Output is correct
52	Correct	5 ms	384 KB	Output is correct
53	Correct	6 ms	376 KB	Output is correct
54	Correct	5 ms	376 KB	Output is correct
55	Correct	5 ms	376 KB	Output is correct
56	Correct	5 ms	376 KB	Output is correct
57	Correct	5 ms	392 KB	Output is correct
58	Correct	5 ms	376 KB	Output is correct
59	Correct	5 ms	376 KB	Output is correct
60	Correct	5 ms	376 KB	Output is correct
61	Correct	5 ms	376 KB	Output is correct
62	Correct	5 ms	376 KB	Output is correct
63	Correct	318 ms	35320 KB	Output is correct
64	Correct	141 ms	19964 KB	Output is correct
65	Correct	310 ms	35020 KB	Output is correct
66	Correct	160 ms	19960 KB	Output is correct
67	Correct	167 ms	21372 KB	Output is correct
68	Correct	162 ms	23672 KB	Output is correct
69	Correct	302 ms	35448 KB	Output is correct
70	Correct	140 ms	19960 KB	Output is correct
71	Correct	157 ms	21496 KB	Output is correct
72	Correct	167 ms	23672 KB	Output is correct
73	Correct	304 ms	35532 KB	Output is correct
74	Correct	135 ms	19960 KB	Output is correct
75	Correct	143 ms	21368 KB	Output is correct
76	Correct	163 ms	23672 KB	Output is correct
77	Correct	326 ms	35524 KB	Output is correct
78	Correct	207 ms	27640 KB	Output is correct
79	Correct	211 ms	27640 KB	Output is correct
80	Correct	217 ms	27604 KB	Output is correct
81	Correct	233 ms	27808 KB	Output is correct
82	Correct	120 ms	19960 KB	Output is correct
83	Correct	136 ms	19960 KB	Output is correct
84	Correct	141 ms	19960 KB	Output is correct
85	Correct	347 ms	36480 KB	Output is correct
86	Correct	338 ms	36488 KB	Output is correct
87	Correct	245 ms	28792 KB	Output is correct
88	Correct	233 ms	28684 KB	Output is correct

Submission #200527

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