oj.uz

답안 #162964

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
162964 2019-11-10T13:07:29 Z dandrozavr Intergalactic ship (IZhO19_xorsum) C++14
9 / 100
 2000 ms 404 KB 
/*
Uruchamiamy samolot zwiadowczy ( + 500% do wzlamaniej )

/▄/  /█/  /◐/   /▐/   /▌/ /▀/ /░/ /🔥/   choose  own style!

***IT'S OUR LONG WAY TO THE OIILLLL***


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*/



//#pragma GCC optimize("Ofast")
//#pragma GCC target("sse,sse2,sse3,ssse3,sse4")

#include <bits/stdc++.h>

using namespace std;
#include <ext/pb_ds/detail/standard_policies.hpp>'
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;template <typename T> using ordered_set = tree <T, null_type, less< T >, rb_tree_tag,tree_order_statistics_node_update>;

#define pb push_back
#define ll long long
#define ld long double
#define mp make_pair
#define fi first
#define se second
//#define pi 3.14159265358979323846
#define pii pair < ll , int >
#define pipii pair< int, pair < int , int > >
#define siz(n) (int)(n.size())


const int inf=1e9 + 7;
const ll inf18=1e18 + 7;
const int N=2e3 + 7;
const int MN = 2097152;
const int M = 1e9 + 7;

ll a[N], n, q, l[N], r[N], x[N], cnt[N], mmx, b[N], po[N];

void preobr()
{
    for (int i = 0; i < n; ++i)
    {
        ll now = 1;
        for (int j = 1; j <= a[i]; ++j)
            now *= 2;
        b[i] = now;
    }
}

void solve1()
{
    ll ans = 0;
    for (int i = 0; i < (1 << q); ++i)
    {
        int b[n];
        for (int i = 0 ;i < n; ++i)
            b[i] = a[i];

        for (int j = 0; j < q; ++j)
            if ((1 << j) & i)
            {
                for (int poz = l[j]; poz <= r[j]; ++poz)
                {
                    b[poz] ^= x[j];
                }

            }

        for (int f = 0; f < n; ++f)
            for (int s = f; s < n; ++s)
                {
                    ll sum = 0;
                    for (int k = f; k <= s; ++k)
                       {
                            sum += b[k];
                            sum %= M;
                       }
                    ans += (sum * sum) % M;
                    ans %= M;
                }
    }
    cout << ans << endl;
    exit(0);
}

int main() {

    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    #ifdef Estb_probitie
        freopen("input.txt", "r", stdin);
        freopen("output.txt", "w", stdout);
    #endif

    cin >> n;
    for (int i = 0; i < n; ++i)
    {
        cin >> a[i], mmx = max(mmx, a[i]);
    }
    cin >> q;
    for (int i = 0; i < q; ++i)
        cin >> l[i] >> r[i] >> x[i],--l[i],--r[i];


//    if (n <= 10 && q <= 10 && mmx < 128)
        solve1();

}

Compilation message

xorsum.cpp:35:50: warning: missing terminating ' character
 #include <ext/pb_ds/detail/standard_policies.hpp>'
                                                  ^
xorsum.cpp:35:50: warning: extra tokens at end of #include directive

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 932 ms 392 KB Output is correct
7 Correct 925 ms 400 KB Output is correct
8 Correct 916 ms 404 KB Output is correct

Subtask #3
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Incorrect 3 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2051 ms 376 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2056 ms 376 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #6
0 / 11.0

# 결과 실행 시간 메모리 Grader output
1 Execution timed out 2056 ms 376 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 932 ms 392 KB Output is correct
7 Correct 925 ms 400 KB Output is correct
8 Correct 916 ms 404 KB Output is correct
9 Execution timed out 2056 ms 376 KB Time limit exceeded
10 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 932 ms 392 KB Output is correct
7 Correct 925 ms 400 KB Output is correct
8 Correct 916 ms 404 KB Output is correct
9 Execution timed out 2056 ms 376 KB Time limit exceeded
10 Halted 0 ms 0 KB -

Subtask #9
0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 376 KB Output is correct
2 Correct 2 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 3 ms 376 KB Output is correct
5 Correct 3 ms 376 KB Output is correct
6 Correct 932 ms 392 KB Output is correct
7 Correct 925 ms 400 KB Output is correct
8 Correct 916 ms 404 KB Output is correct
9 Incorrect 3 ms 376 KB Output isn't correct
10 Halted 0 ms 0 KB -