Submission #121071

#	Time	Username	Problem	Language	Result	Execution time	Memory
121071		RockyB	Lottery (CEOI18_lot)	C++14	45 / 100	3031 ms	4424 KiB

lot

/// In The Name Of God

#pragma GCC optimization ("Ofast")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")
#pragma GCC optimization ("unroll-loops")
#include <bits/stdc++.h>

#define f first
#define s second

#define pb push_back
#define pp pop_back
#define mp make_pair

#define sz(x) (int)x.size()
#define sqr(x) ((x) * 1ll * (x))
#define all(x) x.begin(), x.end()

#define rep(i, l, r) for (int i = (l); i <= (r); i++)
#define per(i, l, r) for (int i = (l); i >= (r); i--)

#define Kazakhstan ios_base :: sync_with_stdio(0), cin.tie(0), cout.tie(0);

#define nl '\n'
#define ioi exit(0);

typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;

const int N = (int)1e4 + 7;
const int inf = (int)1e9 + 7;
const int mod = (int)1e9 + 7;
const ll linf = (ll)1e18 + 7;

const int dx[] = {-1, 0, 1, 0, 1, -1, -1, 1};
const int dy[] = {0, 1, 0, -1, 1, -1, 1, -1};

using namespace std;

int n, q, l;
int a[N];

inline int diff(int x, int y) {
	int cnt = 0;
	rep(i, 0, l - 1) cnt += a[x + i] != a[y + i];
	return cnt;
}

int k[N], ans[N][101], cnt[N];
int main() {
	#ifdef IOI2018
		freopen ("in.txt", "r", stdin);
		freopen ("slow.out", "w", stdout);
	#endif
	Kazakhstan
	cin >> n >> l;
	rep(i, 1, n) cin >> a[i];

	cin >> q;	
	rep(i, 1, q) cin >> k[i];

	rep(i, 1, n - l + 1) {
		rep(j, 0, l) cnt[j] = 0;
		rep(j, 1, n - l + 1) cnt[diff(i, j)]++;
		rep(j, 1, l) cnt[j] += cnt[j - 1];
		rep(id, 1, q) {
			ans[i][id] = cnt[k[id]] - 1;
		}
	}
	rep(i, 1, q) {
		rep(j, 1, n - l + 1) cout << ans[j][i] << ' ';
		cout << nl;
	}
	ioi
}

Compilation message (stderr)

lot.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("Ofast")
 
lot.cpp:5:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("unroll-loops")

• Subtask 1: 25 / 25
• Subtask 2: 20 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20