oj.uz

Submission #1029946

# Submission time Handle Problem Language Result Execution time Memory
1029946 2024-07-21T14:19:25 Z andrewp Bootfall (IZhO17_bootfall) C++14
100 / 100
 772 ms 8056 KB 
//Dedicated to my love, ivaziva
#include <bits/stdc++.h>

using namespace std;

#define ll int64_t
#define ar array
#define dbg(x) cerr << #x << ": " << x << "\n";

const ll mxN=503;
const ll MOD=3657500101;

ll n, a[mxN], dp[mxN*mxN][2], brM[mxN*mxN];

void add(ll& a, ll b) {
    a+=b;
    if(a>MOD) a-=MOD;
}

void sub(ll& a, ll b) {
    a-=b;
    if(a<0) a+=MOD;
}

int main() {
    ios::sync_with_stdio(0);
	cin.tie(0);

    cin >> n;
    ll sum=0;
    for(ll i=1; i<=n; ++i) {
        cin >> a[i];
        sum+=a[i];
    }
//    n=500;
//    for(ll i=1; i<=n; ++i) {
//        a[i]=500;
//        sum+=a[i]; OVERFLOW!!!!
//    }
    for(int i=0; i<mxN*mxN; ++i) {
        for(int j=0; j<2; ++j) {
            dp[i][j]=0;
        }
        brM[i]=0;
    }
    dp[0][0]=1;
    for(ll i=1; i<=n; ++i) {
        for(ll s=mxN*mxN-1; s>=a[i]; --s) {
            add(dp[s][0], dp[s-a[i]][0]);
        }
    }
    if(sum%2==1) {
        cout << 0 << "\n";
        return 0;
    }
    if(dp[sum/2][0]==0) {
        cout << 0 << "\n";
        return 0;
    }
    vector<ll> ans;
    for(ll i=1; i<=n; ++i) {
        for(ll s=0; s<mxN*mxN; ++s) {
            dp[s][1]=dp[s][0];
        }
        for(ll s=0; s<mxN*mxN-a[i]; ++s) {
            sub(dp[s+a[i]][1], dp[s][1]);
        }
        for(ll s=0; s<mxN*mxN; ++s) {
            ll get=s+sum-a[i];
            if((get%2==0)&&(get/2>=s)&&(dp[get/2-s][1]>0)) {
                ++brM[s];
                if(brM[s]==n) ans.push_back(s);
            }
        }
    }
    cout << ans.size() << "\n";
    for(ll x:ans) cout << x << " ";
    cout << "\n";
    return 0;
}

Subtask #1
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 6236 KB Output is correct
2 Correct 8 ms 6408 KB Output is correct
3 Correct 3 ms 6176 KB Output is correct
4 Correct 6 ms 6540 KB Output is correct
5 Correct 10 ms 6236 KB Output is correct
6 Correct 7 ms 6236 KB Output is correct
7 Correct 7 ms 6236 KB Output is correct
8 Correct 10 ms 6236 KB Output is correct
9 Correct 12 ms 6404 KB Output is correct

Subtask #2
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 6236 KB Output is correct
2 Correct 8 ms 6408 KB Output is correct
3 Correct 3 ms 6176 KB Output is correct
4 Correct 6 ms 6540 KB Output is correct
5 Correct 10 ms 6236 KB Output is correct
6 Correct 7 ms 6236 KB Output is correct
7 Correct 7 ms 6236 KB Output is correct
8 Correct 10 ms 6236 KB Output is correct
9 Correct 12 ms 6404 KB Output is correct
10 Correct 32 ms 6232 KB Output is correct
11 Correct 23 ms 6360 KB Output is correct
12 Correct 22 ms 6236 KB Output is correct
13 Correct 30 ms 6396 KB Output is correct
14 Correct 27 ms 6492 KB Output is correct
15 Correct 22 ms 6232 KB Output is correct
16 Correct 29 ms 6236 KB Output is correct
17 Correct 14 ms 6400 KB Output is correct
18 Correct 19 ms 6488 KB Output is correct
19 Correct 23 ms 6232 KB Output is correct
20 Correct 38 ms 6232 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 6236 KB Output is correct
2 Correct 8 ms 6408 KB Output is correct
3 Correct 3 ms 6176 KB Output is correct
4 Correct 6 ms 6540 KB Output is correct
5 Correct 10 ms 6236 KB Output is correct
6 Correct 7 ms 6236 KB Output is correct
7 Correct 7 ms 6236 KB Output is correct
8 Correct 10 ms 6236 KB Output is correct
9 Correct 12 ms 6404 KB Output is correct
10 Correct 32 ms 6232 KB Output is correct
11 Correct 23 ms 6360 KB Output is correct
12 Correct 22 ms 6236 KB Output is correct
13 Correct 30 ms 6396 KB Output is correct
14 Correct 27 ms 6492 KB Output is correct
15 Correct 22 ms 6232 KB Output is correct
16 Correct 29 ms 6236 KB Output is correct
17 Correct 14 ms 6400 KB Output is correct
18 Correct 19 ms 6488 KB Output is correct
19 Correct 23 ms 6232 KB Output is correct
20 Correct 38 ms 6232 KB Output is correct
21 Correct 49 ms 6236 KB Output is correct
22 Correct 58 ms 6384 KB Output is correct
23 Correct 32 ms 6396 KB Output is correct
24 Correct 89 ms 6236 KB Output is correct
25 Correct 82 ms 6380 KB Output is correct
26 Correct 69 ms 6380 KB Output is correct
27 Correct 68 ms 6376 KB Output is correct
28 Correct 91 ms 6236 KB Output is correct
29 Correct 83 ms 6236 KB Output is correct
30 Correct 69 ms 6376 KB Output is correct
31 Correct 82 ms 6236 KB Output is correct
32 Correct 92 ms 6352 KB Output is correct
33 Correct 77 ms 6356 KB Output is correct
34 Correct 73 ms 6352 KB Output is correct
35 Correct 73 ms 6492 KB Output is correct
36 Correct 89 ms 6236 KB Output is correct

Subtask #4
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 6236 KB Output is correct
2 Correct 8 ms 6408 KB Output is correct
3 Correct 3 ms 6176 KB Output is correct
4 Correct 6 ms 6540 KB Output is correct
5 Correct 10 ms 6236 KB Output is correct
6 Correct 7 ms 6236 KB Output is correct
7 Correct 7 ms 6236 KB Output is correct
8 Correct 10 ms 6236 KB Output is correct
9 Correct 12 ms 6404 KB Output is correct
10 Correct 32 ms 6232 KB Output is correct
11 Correct 23 ms 6360 KB Output is correct
12 Correct 22 ms 6236 KB Output is correct
13 Correct 30 ms 6396 KB Output is correct
14 Correct 27 ms 6492 KB Output is correct
15 Correct 22 ms 6232 KB Output is correct
16 Correct 29 ms 6236 KB Output is correct
17 Correct 14 ms 6400 KB Output is correct
18 Correct 19 ms 6488 KB Output is correct
19 Correct 23 ms 6232 KB Output is correct
20 Correct 38 ms 6232 KB Output is correct
21 Correct 49 ms 6236 KB Output is correct
22 Correct 58 ms 6384 KB Output is correct
23 Correct 32 ms 6396 KB Output is correct
24 Correct 89 ms 6236 KB Output is correct
25 Correct 82 ms 6380 KB Output is correct
26 Correct 69 ms 6380 KB Output is correct
27 Correct 68 ms 6376 KB Output is correct
28 Correct 91 ms 6236 KB Output is correct
29 Correct 83 ms 6236 KB Output is correct
30 Correct 69 ms 6376 KB Output is correct
31 Correct 82 ms 6236 KB Output is correct
32 Correct 92 ms 6352 KB Output is correct
33 Correct 77 ms 6356 KB Output is correct
34 Correct 73 ms 6352 KB Output is correct
35 Correct 73 ms 6492 KB Output is correct
36 Correct 89 ms 6236 KB Output is correct
37 Correct 176 ms 6636 KB Output is correct
38 Correct 198 ms 6488 KB Output is correct
39 Correct 243 ms 6376 KB Output is correct
40 Correct 227 ms 6484 KB Output is correct
41 Correct 217 ms 6376 KB Output is correct
42 Correct 207 ms 6640 KB Output is correct
43 Correct 236 ms 6872 KB Output is correct
44 Correct 263 ms 6764 KB Output is correct
45 Correct 233 ms 6768 KB Output is correct
46 Correct 194 ms 6236 KB Output is correct
47 Correct 222 ms 6484 KB Output is correct
48 Correct 244 ms 6736 KB Output is correct
49 Correct 226 ms 6484 KB Output is correct
50 Correct 210 ms 6484 KB Output is correct
51 Correct 54 ms 6384 KB Output is correct
52 Correct 308 ms 6872 KB Output is correct

Subtask #5
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 6236 KB Output is correct
2 Correct 8 ms 6408 KB Output is correct
3 Correct 3 ms 6176 KB Output is correct
4 Correct 6 ms 6540 KB Output is correct
5 Correct 10 ms 6236 KB Output is correct
6 Correct 7 ms 6236 KB Output is correct
7 Correct 7 ms 6236 KB Output is correct
8 Correct 10 ms 6236 KB Output is correct
9 Correct 12 ms 6404 KB Output is correct
10 Correct 32 ms 6232 KB Output is correct
11 Correct 23 ms 6360 KB Output is correct
12 Correct 22 ms 6236 KB Output is correct
13 Correct 30 ms 6396 KB Output is correct
14 Correct 27 ms 6492 KB Output is correct
15 Correct 22 ms 6232 KB Output is correct
16 Correct 29 ms 6236 KB Output is correct
17 Correct 14 ms 6400 KB Output is correct
18 Correct 19 ms 6488 KB Output is correct
19 Correct 23 ms 6232 KB Output is correct
20 Correct 38 ms 6232 KB Output is correct
21 Correct 49 ms 6236 KB Output is correct
22 Correct 58 ms 6384 KB Output is correct
23 Correct 32 ms 6396 KB Output is correct
24 Correct 89 ms 6236 KB Output is correct
25 Correct 82 ms 6380 KB Output is correct
26 Correct 69 ms 6380 KB Output is correct
27 Correct 68 ms 6376 KB Output is correct
28 Correct 91 ms 6236 KB Output is correct
29 Correct 83 ms 6236 KB Output is correct
30 Correct 69 ms 6376 KB Output is correct
31 Correct 82 ms 6236 KB Output is correct
32 Correct 92 ms 6352 KB Output is correct
33 Correct 77 ms 6356 KB Output is correct
34 Correct 73 ms 6352 KB Output is correct
35 Correct 73 ms 6492 KB Output is correct
36 Correct 89 ms 6236 KB Output is correct
37 Correct 176 ms 6636 KB Output is correct
38 Correct 198 ms 6488 KB Output is correct
39 Correct 243 ms 6376 KB Output is correct
40 Correct 227 ms 6484 KB Output is correct
41 Correct 217 ms 6376 KB Output is correct
42 Correct 207 ms 6640 KB Output is correct
43 Correct 236 ms 6872 KB Output is correct
44 Correct 263 ms 6764 KB Output is correct
45 Correct 233 ms 6768 KB Output is correct
46 Correct 194 ms 6236 KB Output is correct
47 Correct 222 ms 6484 KB Output is correct
48 Correct 244 ms 6736 KB Output is correct
49 Correct 226 ms 6484 KB Output is correct
50 Correct 210 ms 6484 KB Output is correct
51 Correct 54 ms 6384 KB Output is correct
52 Correct 308 ms 6872 KB Output is correct
53 Correct 279 ms 6740 KB Output is correct
54 Correct 394 ms 6768 KB Output is correct
55 Correct 405 ms 7128 KB Output is correct
56 Correct 358 ms 6764 KB Output is correct
57 Correct 428 ms 7020 KB Output is correct
58 Correct 384 ms 6764 KB Output is correct
59 Correct 424 ms 7024 KB Output is correct
60 Correct 77 ms 6236 KB Output is correct
61 Correct 386 ms 7024 KB Output is correct
62 Correct 387 ms 7124 KB Output is correct
63 Correct 374 ms 7020 KB Output is correct
64 Correct 374 ms 7020 KB Output is correct
65 Correct 261 ms 6380 KB Output is correct
66 Correct 255 ms 6392 KB Output is correct

Subtask #6
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 6 ms 6236 KB Output is correct
2 Correct 8 ms 6408 KB Output is correct
3 Correct 3 ms 6176 KB Output is correct
4 Correct 6 ms 6540 KB Output is correct
5 Correct 10 ms 6236 KB Output is correct
6 Correct 7 ms 6236 KB Output is correct
7 Correct 7 ms 6236 KB Output is correct
8 Correct 10 ms 6236 KB Output is correct
9 Correct 12 ms 6404 KB Output is correct
10 Correct 32 ms 6232 KB Output is correct
11 Correct 23 ms 6360 KB Output is correct
12 Correct 22 ms 6236 KB Output is correct
13 Correct 30 ms 6396 KB Output is correct
14 Correct 27 ms 6492 KB Output is correct
15 Correct 22 ms 6232 KB Output is correct
16 Correct 29 ms 6236 KB Output is correct
17 Correct 14 ms 6400 KB Output is correct
18 Correct 19 ms 6488 KB Output is correct
19 Correct 23 ms 6232 KB Output is correct
20 Correct 38 ms 6232 KB Output is correct
21 Correct 49 ms 6236 KB Output is correct
22 Correct 58 ms 6384 KB Output is correct
23 Correct 32 ms 6396 KB Output is correct
24 Correct 89 ms 6236 KB Output is correct
25 Correct 82 ms 6380 KB Output is correct
26 Correct 69 ms 6380 KB Output is correct
27 Correct 68 ms 6376 KB Output is correct
28 Correct 91 ms 6236 KB Output is correct
29 Correct 83 ms 6236 KB Output is correct
30 Correct 69 ms 6376 KB Output is correct
31 Correct 82 ms 6236 KB Output is correct
32 Correct 92 ms 6352 KB Output is correct
33 Correct 77 ms 6356 KB Output is correct
34 Correct 73 ms 6352 KB Output is correct
35 Correct 73 ms 6492 KB Output is correct
36 Correct 89 ms 6236 KB Output is correct
37 Correct 176 ms 6636 KB Output is correct
38 Correct 198 ms 6488 KB Output is correct
39 Correct 243 ms 6376 KB Output is correct
40 Correct 227 ms 6484 KB Output is correct
41 Correct 217 ms 6376 KB Output is correct
42 Correct 207 ms 6640 KB Output is correct
43 Correct 236 ms 6872 KB Output is correct
44 Correct 263 ms 6764 KB Output is correct
45 Correct 233 ms 6768 KB Output is correct
46 Correct 194 ms 6236 KB Output is correct
47 Correct 222 ms 6484 KB Output is correct
48 Correct 244 ms 6736 KB Output is correct
49 Correct 226 ms 6484 KB Output is correct
50 Correct 210 ms 6484 KB Output is correct
51 Correct 54 ms 6384 KB Output is correct
52 Correct 308 ms 6872 KB Output is correct
53 Correct 279 ms 6740 KB Output is correct
54 Correct 394 ms 6768 KB Output is correct
55 Correct 405 ms 7128 KB Output is correct
56 Correct 358 ms 6764 KB Output is correct
57 Correct 428 ms 7020 KB Output is correct
58 Correct 384 ms 6764 KB Output is correct
59 Correct 424 ms 7024 KB Output is correct
60 Correct 77 ms 6236 KB Output is correct
61 Correct 386 ms 7024 KB Output is correct
62 Correct 387 ms 7124 KB Output is correct
63 Correct 374 ms 7020 KB Output is correct
64 Correct 374 ms 7020 KB Output is correct
65 Correct 261 ms 6380 KB Output is correct
66 Correct 255 ms 6392 KB Output is correct
67 Correct 407 ms 6976 KB Output is correct
68 Correct 107 ms 6356 KB Output is correct
69 Correct 690 ms 7804 KB Output is correct
70 Correct 605 ms 7276 KB Output is correct
71 Correct 660 ms 7276 KB Output is correct
72 Correct 568 ms 6372 KB Output is correct
73 Correct 544 ms 6380 KB Output is correct
74 Correct 696 ms 8056 KB Output is correct
75 Correct 645 ms 7632 KB Output is correct
76 Correct 742 ms 7784 KB Output is correct
77 Correct 772 ms 8056 KB Output is correct