oj.uz

Submission #746263

# Submission time Handle Problem Language Result Execution time Memory
746263 2023-05-22T04:37:43 Z nguyentunglam Remittance (JOI19_remittance) C++17
100 / 100
 608 ms 40424 KB 
#include<bits/stdc++.h>
#define fi first
#define se second
#define endl "\n"
#define ii pair<int, int>
using namespace std;
const int N = 1e6 + 10;
int nxt[N];
long long a[N], b[N];
int main() {
    #define task ""
    cin.tie(0) -> sync_with_stdio(0);
    if (fopen ("task.inp", "r")) {
        freopen ("task.inp", "r", stdin);
        freopen ("task.out", "w", stdout);
    }
    if (fopen (task".inp", "r")) {
        freopen (task".inp", "r", stdin);
        freopen (task".out", "w", stdout);
    }
    int n; cin >> n;
    for(int i = 1; i <= n; i++) cin >> a[i] >> b[i], nxt[i] = i + 1;
    nxt[n] = 1;
    if (n == 1) return cout << "Yes", 0;
    for(int loop = 1; loop <= 100; loop++) {
        for(int i = 1; i <= n; i++) {
            if (a[i] > b[i]) {
                long long delta = a[i] - b[i];
                if (delta % 2) {
                    if (a[i] >= delta + 1) delta++;
                    else delta--;
                }
                delta >>= 1;
                a[i] -= delta << 1;
                a[nxt[i]] += delta;
            }
        }
    }
    bool ok = 1;
    for(int i = 1; i <= n; i++) ok &= a[i] == b[i];
    cout << (ok ? "Yes" : "No");
}

Compilation message

remittance.cpp: In function 'int main()':
remittance.cpp:14:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   14 |         freopen ("task.inp", "r", stdin);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
remittance.cpp:15:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |         freopen ("task.out", "w", stdout);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
remittance.cpp:18:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   18 |         freopen (task".inp", "r", stdin);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
remittance.cpp:19:17: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |         freopen (task".out", "w", stdout);
      |         ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 352 KB Output is correct
5 Correct 1 ms 352 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 352 KB Output is correct
8 Correct 1 ms 352 KB Output is correct
9 Correct 1 ms 356 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 356 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 356 KB Output is correct
14 Correct 1 ms 356 KB Output is correct
15 Correct 1 ms 356 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 352 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 352 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 328 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 336 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 352 KB Output is correct
5 Correct 1 ms 352 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 352 KB Output is correct
8 Correct 1 ms 352 KB Output is correct
9 Correct 1 ms 356 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 356 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 356 KB Output is correct
14 Correct 1 ms 356 KB Output is correct
15 Correct 1 ms 356 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 352 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 352 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 328 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 324 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 356 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 356 KB Output is correct
39 Correct 1 ms 356 KB Output is correct
40 Correct 1 ms 356 KB Output is correct
41 Correct 1 ms 356 KB Output is correct
42 Correct 1 ms 356 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 356 KB Output is correct
45 Correct 1 ms 356 KB Output is correct
46 Correct 1 ms 356 KB Output is correct
47 Correct 1 ms 356 KB Output is correct
48 Correct 1 ms 356 KB Output is correct
49 Correct 0 ms 356 KB Output is correct
50 Correct 1 ms 356 KB Output is correct
51 Correct 1 ms 356 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 1 ms 328 KB Output is correct
62 Correct 1 ms 340 KB Output is correct

Subtask #3
45.0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 340 KB Output is correct
2 Correct 1 ms 352 KB Output is correct
3 Correct 1 ms 256 KB Output is correct
4 Correct 1 ms 352 KB Output is correct
5 Correct 1 ms 352 KB Output is correct
6 Correct 1 ms 336 KB Output is correct
7 Correct 1 ms 352 KB Output is correct
8 Correct 1 ms 352 KB Output is correct
9 Correct 1 ms 356 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 1 ms 356 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 356 KB Output is correct
14 Correct 1 ms 356 KB Output is correct
15 Correct 1 ms 356 KB Output is correct
16 Correct 1 ms 328 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 336 KB Output is correct
19 Correct 1 ms 352 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 0 ms 340 KB Output is correct
24 Correct 1 ms 352 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 348 KB Output is correct
27 Correct 1 ms 328 KB Output is correct
28 Correct 1 ms 332 KB Output is correct
29 Correct 1 ms 332 KB Output is correct
30 Correct 1 ms 336 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 1 ms 324 KB Output is correct
34 Correct 1 ms 340 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 1 ms 356 KB Output is correct
37 Correct 1 ms 340 KB Output is correct
38 Correct 1 ms 356 KB Output is correct
39 Correct 1 ms 356 KB Output is correct
40 Correct 1 ms 356 KB Output is correct
41 Correct 1 ms 356 KB Output is correct
42 Correct 1 ms 356 KB Output is correct
43 Correct 1 ms 348 KB Output is correct
44 Correct 1 ms 356 KB Output is correct
45 Correct 1 ms 356 KB Output is correct
46 Correct 1 ms 356 KB Output is correct
47 Correct 1 ms 356 KB Output is correct
48 Correct 1 ms 356 KB Output is correct
49 Correct 0 ms 356 KB Output is correct
50 Correct 1 ms 356 KB Output is correct
51 Correct 1 ms 356 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 340 KB Output is correct
54 Correct 1 ms 340 KB Output is correct
55 Correct 1 ms 340 KB Output is correct
56 Correct 1 ms 340 KB Output is correct
57 Correct 1 ms 340 KB Output is correct
58 Correct 1 ms 340 KB Output is correct
59 Correct 1 ms 340 KB Output is correct
60 Correct 1 ms 340 KB Output is correct
61 Correct 1 ms 328 KB Output is correct
62 Correct 1 ms 340 KB Output is correct
63 Correct 379 ms 39188 KB Output is correct
64 Correct 227 ms 23780 KB Output is correct
65 Correct 334 ms 38724 KB Output is correct
66 Correct 241 ms 23688 KB Output is correct
67 Correct 241 ms 25176 KB Output is correct
68 Correct 257 ms 27476 KB Output is correct
69 Correct 345 ms 39276 KB Output is correct
70 Correct 224 ms 23792 KB Output is correct
71 Correct 241 ms 25176 KB Output is correct
72 Correct 286 ms 27548 KB Output is correct
73 Correct 323 ms 39264 KB Output is correct
74 Correct 268 ms 23792 KB Output is correct
75 Correct 247 ms 25176 KB Output is correct
76 Correct 245 ms 27524 KB Output is correct
77 Correct 345 ms 39280 KB Output is correct
78 Correct 608 ms 31508 KB Output is correct
79 Correct 596 ms 31472 KB Output is correct
80 Correct 236 ms 31564 KB Output is correct
81 Correct 249 ms 31408 KB Output is correct
82 Correct 540 ms 23796 KB Output is correct
83 Correct 185 ms 23792 KB Output is correct
84 Correct 199 ms 23744 KB Output is correct
85 Correct 323 ms 40424 KB Output is correct
86 Correct 316 ms 40368 KB Output is correct
87 Correct 605 ms 32624 KB Output is correct
88 Correct 267 ms 32720 KB Output is correct