oj.uz

Submission #677920

# Submission time Handle Problem Language Result Execution time Memory
677920 2023-01-04T15:58:38 Z qwerasdfzxcl Remittance (JOI19_remittance) C++17
55 / 100
 534 ms 28168 KB 
#include <bits/stdc++.h>

typedef long long ll;
using namespace std;
constexpr int INF = 1e9+100;
int n;

void NO(){
    printf("No\n");
    exit(0);
}

int s[2002000];
void add(ll x, int p){
    for (int i=0;i<60;i++) if (x&(1LL<<i)){
        s[p+i]++;
    }

    for (int i=p;;i++){
        if (s[i] > 1){
            s[i+1] += s[i]/2;
            s[i] %= 2;
        }

        else if (i-p > 60) break;
    }

    //for (int i=100;i>=0;i--) printf("%d", s[i]);
    //printf("\n");
}

ll getq(vector<int> a, vector<int> b){
    for (int i=0;i<n;i++){
        ll x = (ll)a[i] - b[i] + INF;
        add(x, i);
    }

    ll tmp = 0;
    for (int j=0;j<40;j++){
        //printf("%d -> %d\n", j+n, s[j+n]);
        if (s[j+n]) tmp |= 1LL<<j;
    }
    //printf("%lld\n", tmp);
    add(tmp+1, 0);

    //printf("ok\n");
    for (int i=0;i<n;i++) if (s[i]) return -1;
    //printf("ok\n");
    return tmp+1 - INF;
}

void naive(vector<int> a, vector<int> b){
    ll q;
    for (int i=0;i<n;i++){
        if (!i){
            ll aS = 0, bS = 0;
            for (int j=0;j<n;j++){
                aS += (ll)a[j] * (1LL<<j);
                bS += (ll)b[j] * (1LL<<j);
            }

            if (aS!=0 && bS==0) NO();
            if (aS < bS) NO();
            if ((aS - bS) % ((1LL<<n)-1) != 0) NO();

            q = (aS-bS) / ((1LL<<n)-1);
        }

        else q = (q+a[i-1]-b[i-1])/2;

        if (q<0) NO();

        //rotate(a.begin(), a.begin()+1, a.end());
        //rotate(b.begin(), b.begin()+1, b.end());
    }

    printf("Yes\n");
    exit(0);
}

int main(){
    scanf("%d", &n);
    vector<int> a, b;
    int bb = 0;
    for (int i=0;i<n;i++){
        int x, y;
        scanf("%d %d", &x, &y);
        a.push_back(x);
        b.push_back(y);

        bb |= y;
    }

    if (n<=40) naive(a, b);

    if (bb==0) NO();

    ll q;
    for (int i=0;i<n;i++){
        if (!i){
            q = getq(a, b);
            if (q==-1) NO();
        }

        else q = (q+a[i-1]-b[i-1])/2;

        //printf("%lld\n", q);
        if (q<0) NO();

        //rotate(a.begin(), a.begin()+1, a.end());
        //rotate(b.begin(), b.begin()+1, b.end());
    }

    printf("Yes\n");
    return 0;
}

Compilation message

remittance.cpp: In function 'int main()':
remittance.cpp:82:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   82 |     scanf("%d", &n);
      |     ~~~~~^~~~~~~~~~
remittance.cpp:87:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   87 |         scanf("%d %d", &x, &y);
      |         ~~~~~^~~~~~~~~~~~~~~~~

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct

Subtask #2
40.0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 0 ms 212 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 0 ms 212 KB Output is correct

Subtask #3
0 / 45.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 0 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 0 ms 212 KB Output is correct
14 Correct 0 ms 212 KB Output is correct
15 Correct 0 ms 212 KB Output is correct
16 Correct 0 ms 212 KB Output is correct
17 Correct 0 ms 212 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 0 ms 212 KB Output is correct
20 Correct 0 ms 212 KB Output is correct
21 Correct 0 ms 212 KB Output is correct
22 Correct 0 ms 212 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 1 ms 212 KB Output is correct
25 Correct 0 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 0 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 0 ms 212 KB Output is correct
32 Correct 0 ms 212 KB Output is correct
33 Correct 0 ms 212 KB Output is correct
34 Correct 0 ms 212 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 0 ms 212 KB Output is correct
37 Correct 0 ms 212 KB Output is correct
38 Correct 0 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 0 ms 212 KB Output is correct
41 Correct 0 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 0 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 0 ms 212 KB Output is correct
47 Correct 0 ms 212 KB Output is correct
48 Correct 0 ms 212 KB Output is correct
49 Correct 0 ms 212 KB Output is correct
50 Correct 0 ms 212 KB Output is correct
51 Correct 0 ms 212 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 0 ms 212 KB Output is correct
54 Correct 0 ms 212 KB Output is correct
55 Correct 0 ms 212 KB Output is correct
56 Correct 0 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 0 ms 212 KB Output is correct
59 Correct 0 ms 212 KB Output is correct
60 Correct 0 ms 212 KB Output is correct
61 Correct 0 ms 212 KB Output is correct
62 Correct 0 ms 212 KB Output is correct
63 Correct 531 ms 20024 KB Output is correct
64 Correct 273 ms 20024 KB Output is correct
65 Correct 534 ms 22192 KB Output is correct
66 Correct 273 ms 24024 KB Output is correct
67 Correct 285 ms 25364 KB Output is correct
68 Correct 345 ms 27692 KB Output is correct
69 Correct 516 ms 20496 KB Output is correct
70 Correct 285 ms 23992 KB Output is correct
71 Correct 295 ms 25316 KB Output is correct
72 Correct 320 ms 27748 KB Output is correct
73 Correct 523 ms 20608 KB Output is correct
74 Correct 274 ms 24052 KB Output is correct
75 Correct 287 ms 25420 KB Output is correct
76 Correct 327 ms 27636 KB Output is correct
77 Correct 525 ms 20488 KB Output is correct
78 Correct 173 ms 16408 KB Output is correct
79 Correct 176 ms 16420 KB Output is correct
80 Correct 498 ms 28168 KB Output is correct
81 Correct 524 ms 28076 KB Output is correct
82 Correct 136 ms 12292 KB Output is correct
83 Correct 234 ms 24004 KB Output is correct
84 Incorrect 146 ms 12256 KB Output isn't correct
85 Halted 0 ms 0 KB -