oj.uz

Submission #395193

# Submission time Handle Problem Language Result Execution time Memory
395193 2021-04-28T01:26:00 Z NekoRolly Intergalactic ship (IZhO19_xorsum) C++17
100 / 100
 1244 ms 7304 KB 
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
 
using namespace std;
using namespace __gnu_pbds;
 
#define fastio ios_base::sync_with_stdio(0);cin.tie(0)
#define fp(i,a,b) for(ll i=a ; i<b ; i++)
#define fn(i,a,b) for(int i=a ; i>=b ; i--)
#define ones(x) __builtin_popcount(x)
#define pb push_back
#define mk make_pair
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define dbg(x) cout << (#x) << " = " << x << " "
#define fini cout << "\n";
#define line cout << "-----------------------------------\n";
typedef long long ll;
typedef long double ld;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<pii> vpii;
typedef vector<pll> vpll;
typedef tree<
ll,
null_type,
less_equal<ll>,
rb_tree_tag,
tree_order_statistics_node_update>
ordered_set;
 
int read (){
    int x = 0, f = 1; char s = getchar();while (s < '0' || s > '9') {if (s == '-') f = -1; s = getchar();}
    while (s >= '0' && s <= '9') x = x * 10 + s - '0', s = getchar();
    return x * f; 
}

const ll M=1e5+7;
const ll N=1e3+7;
const ll inf=1e9;
const ll mod=1e9+7;
const ll mod2=998244353;

struct rng{
	int l,r,x;
};
int n,q;
int a[N];
rng qs[M];
int c[N][N],c1[N],c2[N];
ll b[4],z[4];
ll e[M];
ll ans;

ll pro(ll a,ll b){
	return (a*b)%mod;
}

void go(int ide){
	cin >> n;
	fp(i,1,n+1) cin >> a[i];

	cin >> q;
	fp(i,1,q+1) cin >> qs[i].l >> qs[i].r >> qs[i].x;

	e[0] = 1;
	fp(i,1,M) e[i] = (e[i-1]*2)%mod;

	fp(k1,0,7) fp(k2,0,7){
		fp(i,1,n+1){
			fp(j,1,n+1) c[i][j] = 0;
			c1[i] = c2[i] = 0;
		}

		fp(i,1,q+1){
			int l = qs[i].l;
			int r = qs[i].r;
			if (1<<k1&qs[i].x) c1[l]++, c1[r+1]--;
			if (1<<k2&qs[i].x) c2[l]++, c2[r+1]--;
			if ((1<<k1&qs[i].x) && (1<<k2&qs[i].x)){
				c[l][l]++;
				c[l][r+1]--;
				c[r+1][l]--;
				c[r+1][r+1]++;
			}
		}

		fp(i,1,n+1){
			c1[i] += c1[i-1];
			c2[i] += c2[i-1];
			fp(j,1,n+1) c[i][j] += c[i][j-1] + c[i-1][j] - c[i-1][j-1];
		}

		fp(i,1,n+1) fp(j,1,n+1){
			z[3] = c[i][j];
			z[2] = c1[i] - c[i][j];
			z[1] = c2[j] - c[i][j];
			z[0] = q - c1[i] - c2[j] + c[i][j];

			fp(k,0,4) b[k] = 0;
			b[2*(a[i]>>k1&1) + (a[j]>>k2&1)] = e[z[0]];
			int cont = (z[1]>0) + (z[2]>0) + (z[3]>0);
			if (cont>1) b[3] = e[q-2];
			else{
				if (z[1]) b[3] = e[z[1]-1]*(b[3]+b[2]);
				if (z[2]) b[3] = e[z[2]-1]*(b[3]+b[1]);
				if (z[3]) b[3] = e[z[3]-1]*(b[3]+b[0]);
			}

			ans = (ans + pro(e[k1+k2], pro(pro(min(i,j), n-max(i,j)+1), b[3]%mod)))%mod;
			// dbg(ans); fini;
		}
		// line;
	}

	cout << ans << "\n";
}

int main(){
    fastio;
    int tst=1;
    // cin >> tst;
    // cout << fixed << setprecision(12);

    fp(i,0,tst) go(i+1);
  
    return 0;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1100 KB Output is correct
2 Correct 1 ms 1100 KB Output is correct
3 Correct 2 ms 1100 KB Output is correct
4 Correct 2 ms 1100 KB Output is correct
5 Correct 2 ms 1100 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1100 KB Output is correct
2 Correct 1 ms 1100 KB Output is correct
3 Correct 2 ms 1100 KB Output is correct
4 Correct 2 ms 1100 KB Output is correct
5 Correct 2 ms 1100 KB Output is correct
6 Correct 14 ms 1516 KB Output is correct
7 Correct 13 ms 1484 KB Output is correct
8 Correct 15 ms 1516 KB Output is correct

Subtask #3
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 73 ms 2664 KB Output is correct
2 Correct 19 ms 1720 KB Output is correct
3 Correct 13 ms 1480 KB Output is correct
4 Correct 13 ms 1484 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 1164 ms 5068 KB Output is correct
2 Correct 1148 ms 5068 KB Output is correct
3 Correct 1147 ms 5060 KB Output is correct
4 Correct 1126 ms 5044 KB Output is correct

Subtask #5
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1228 KB Output is correct
2 Correct 2 ms 1228 KB Output is correct
3 Correct 2 ms 1228 KB Output is correct

Subtask #6
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 1228 KB Output is correct
2 Correct 2 ms 1228 KB Output is correct
3 Correct 2 ms 1228 KB Output is correct
4 Correct 6 ms 1296 KB Output is correct
5 Correct 6 ms 1228 KB Output is correct
6 Correct 7 ms 1228 KB Output is correct
7 Correct 7 ms 1228 KB Output is correct

Subtask #7
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1100 KB Output is correct
2 Correct 1 ms 1100 KB Output is correct
3 Correct 2 ms 1100 KB Output is correct
4 Correct 2 ms 1100 KB Output is correct
5 Correct 2 ms 1100 KB Output is correct
6 Correct 14 ms 1516 KB Output is correct
7 Correct 13 ms 1484 KB Output is correct
8 Correct 15 ms 1516 KB Output is correct
9 Correct 2 ms 1228 KB Output is correct
10 Correct 2 ms 1228 KB Output is correct
11 Correct 2 ms 1228 KB Output is correct
12 Correct 15 ms 1516 KB Output is correct
13 Correct 13 ms 1484 KB Output is correct
14 Correct 13 ms 1520 KB Output is correct
15 Correct 13 ms 1524 KB Output is correct

Subtask #8
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1100 KB Output is correct
2 Correct 1 ms 1100 KB Output is correct
3 Correct 2 ms 1100 KB Output is correct
4 Correct 2 ms 1100 KB Output is correct
5 Correct 2 ms 1100 KB Output is correct
6 Correct 14 ms 1516 KB Output is correct
7 Correct 13 ms 1484 KB Output is correct
8 Correct 15 ms 1516 KB Output is correct
9 Correct 2 ms 1228 KB Output is correct
10 Correct 2 ms 1228 KB Output is correct
11 Correct 2 ms 1228 KB Output is correct
12 Correct 6 ms 1296 KB Output is correct
13 Correct 6 ms 1228 KB Output is correct
14 Correct 7 ms 1228 KB Output is correct
15 Correct 7 ms 1228 KB Output is correct
16 Correct 15 ms 1516 KB Output is correct
17 Correct 13 ms 1484 KB Output is correct
18 Correct 13 ms 1520 KB Output is correct
19 Correct 13 ms 1524 KB Output is correct
20 Correct 379 ms 4504 KB Output is correct
21 Correct 354 ms 4504 KB Output is correct
22 Correct 320 ms 4600 KB Output is correct

Subtask #9
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 1100 KB Output is correct
2 Correct 1 ms 1100 KB Output is correct
3 Correct 2 ms 1100 KB Output is correct
4 Correct 2 ms 1100 KB Output is correct
5 Correct 2 ms 1100 KB Output is correct
6 Correct 14 ms 1516 KB Output is correct
7 Correct 13 ms 1484 KB Output is correct
8 Correct 15 ms 1516 KB Output is correct
9 Correct 73 ms 2664 KB Output is correct
10 Correct 19 ms 1720 KB Output is correct
11 Correct 13 ms 1480 KB Output is correct
12 Correct 13 ms 1484 KB Output is correct
13 Correct 1164 ms 5068 KB Output is correct
14 Correct 1148 ms 5068 KB Output is correct
15 Correct 1147 ms 5060 KB Output is correct
16 Correct 1126 ms 5044 KB Output is correct
17 Correct 2 ms 1228 KB Output is correct
18 Correct 2 ms 1228 KB Output is correct
19 Correct 2 ms 1228 KB Output is correct
20 Correct 6 ms 1296 KB Output is correct
21 Correct 6 ms 1228 KB Output is correct
22 Correct 7 ms 1228 KB Output is correct
23 Correct 7 ms 1228 KB Output is correct
24 Correct 15 ms 1516 KB Output is correct
25 Correct 13 ms 1484 KB Output is correct
26 Correct 13 ms 1520 KB Output is correct
27 Correct 13 ms 1524 KB Output is correct
28 Correct 379 ms 4504 KB Output is correct
29 Correct 354 ms 4504 KB Output is correct
30 Correct 320 ms 4600 KB Output is correct
31 Correct 1244 ms 6480 KB Output is correct
32 Correct 1236 ms 7304 KB Output is correct
33 Correct 1180 ms 7208 KB Output is correct
34 Correct 1181 ms 7112 KB Output is correct
35 Correct 1209 ms 7100 KB Output is correct
36 Correct 1219 ms 7084 KB Output is correct