oj.uz

Submission #431320

# Submission time Handle Problem Language Result Execution time Memory
431320 2021-06-17T10:57:36 Z maomao90 Long Mansion (JOI17_long_mansion) C++17
10 / 100
 3000 ms 21792 KB 
#include <bits/stdc++.h> 
using namespace std;

template <class T>
inline bool mnto(T& a, T b) {return a > b ? a = b, 1 : 0;}
template <class T>
inline bool mxto(T& a, T b) {return a < b ? a = b, 1: 0;}
#define REP(i, s, e) for (int i = s; i < e; i++)
#define RREP(i, s, e) for (int i = s; i >= e; i--)
typedef long long ll;
typedef long double ld;
#define MP make_pair
#define FI first
#define SE second
typedef pair<int, int> ii;
typedef pair<ll, ll> pll;
#define MT make_tuple
typedef tuple<int, int, int> iii;
#define ALL(_a) _a.begin(), _a.end()
#define pb emplace_back
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<ii> vii;

#ifdef DEBUG
#define debug(args...) _debug(args)
void _debug(const char* format, ...) {
		va_list args;
			va_start(args, format);
				vprintf(format, args);
					va_end(args);
}
#else
#define debug(args...)
#endif

#define INF 1000000005
#define LINF 1000000000000000005
#define MOD 1000000007
#define MAXN 500005

struct thing {
	int x, y, i;
	bool operator< (const thing& o) const {
		return MP(x, y) < MP(o.x, o.y);
	}
};

int n;
int c[MAXN];
int b[MAXN];
vi a[MAXN];
int q;
ii range[MAXN];
bool ans[MAXN], key[MAXN];

int main() {
	scanf("%d", &n);
	REP (i, 1, n) {
		scanf("%d", &c[i]);
	}
	REP (i, 1, n + 1) {
		scanf("%d", &b[i]);
		a[i].resize(b[i] + 5);
		REP (j, 1, b[i] + 1) {
			scanf("%d", &a[i][j]);
		}
	}
	REP (i, 1, n + 1) {
		int l = i, r = i;
		vi tmp;
		REP (j, 1, b[l] + 1) {
			key[a[l][j]] = 1;
			tmp.pb(a[l][j]);
		}
		while (1) {
			bool prog = 0;
			while (l != 1 && key[c[l - 1]]) {
				l--;
				REP (j, 1, b[l] + 1) {
					key[a[l][j]] = 1;
					tmp.pb(a[l][j]);
				}
				prog = 1;
			}
			while (r != n && key[c[r]]) {
				r++;
				REP (j, 1, b[r] + 1) {
					key[a[r][j]] = 1;
					tmp.pb(a[r][j]);
				}
				prog = 1;
			}
			if (!prog) break;
		}
		for (int &j : tmp) {
			key[j] = 0;
		}
		debug("%d: %d %d\n", i, l, r);
		range[i] = MP(l, r);
	}
	scanf("%d", &q);
	REP (i, 0, q) {
		int x, y; scanf("%d%d", &x, &y);
		ans[i] = y >= range[x].FI && y <= range[x].SE;
	}
	REP (i, 0, q) {
		if (ans[i]) {
			printf("YES\n");
		} else {
			printf("NO\n");
		}
	}
	return 0;
}

/*
5
1 2 3 4
2 2 3
1 1
1 1
1 3
1 4
4
2 4
4 2
1 5
5 3
*/

Compilation message

long_mansion.cpp: In function 'int main()':
long_mansion.cpp:58:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   58 |  scanf("%d", &n);
      |  ~~~~~^~~~~~~~~~
long_mansion.cpp:60:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   60 |   scanf("%d", &c[i]);
      |   ~~~~~^~~~~~~~~~~~~
long_mansion.cpp:63:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   63 |   scanf("%d", &b[i]);
      |   ~~~~~^~~~~~~~~~~~~
long_mansion.cpp:66:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   66 |    scanf("%d", &a[i][j]);
      |    ~~~~~^~~~~~~~~~~~~~~~
long_mansion.cpp:102:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  102 |  scanf("%d", &q);
      |  ~~~~~^~~~~~~~~~
long_mansion.cpp:104:18: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
  104 |   int x, y; scanf("%d%d", &x, &y);
      |             ~~~~~^~~~~~~~~~~~~~~~

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 12236 KB Output is correct
2 Correct 62 ms 12248 KB Output is correct
3 Correct 145 ms 12440 KB Output is correct
4 Correct 14 ms 12212 KB Output is correct
5 Correct 82 ms 12196 KB Output is correct
6 Correct 24 ms 12192 KB Output is correct
7 Correct 22 ms 12200 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 12236 KB Output is correct
2 Correct 62 ms 12248 KB Output is correct
3 Correct 145 ms 12440 KB Output is correct
4 Correct 14 ms 12212 KB Output is correct
5 Correct 82 ms 12196 KB Output is correct
6 Correct 24 ms 12192 KB Output is correct
7 Correct 22 ms 12200 KB Output is correct
8 Correct 146 ms 14232 KB Output is correct
9 Correct 143 ms 14160 KB Output is correct
10 Correct 221 ms 14432 KB Output is correct
11 Correct 282 ms 14472 KB Output is correct
12 Correct 146 ms 14276 KB Output is correct
13 Correct 146 ms 14384 KB Output is correct
14 Correct 133 ms 14360 KB Output is correct
15 Correct 180 ms 14476 KB Output is correct
16 Correct 205 ms 14588 KB Output is correct
17 Correct 141 ms 14396 KB Output is correct
18 Correct 143 ms 14384 KB Output is correct
19 Correct 162 ms 14436 KB Output is correct
20 Correct 192 ms 14532 KB Output is correct
21 Correct 206 ms 14656 KB Output is correct
22 Correct 160 ms 14532 KB Output is correct
23 Correct 175 ms 14236 KB Output is correct
24 Correct 149 ms 14232 KB Output is correct
25 Correct 171 ms 14144 KB Output is correct
26 Correct 149 ms 14192 KB Output is correct

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Execution timed out 3075 ms 21792 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #4
0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 13 ms 12236 KB Output is correct
2 Correct 62 ms 12248 KB Output is correct
3 Correct 145 ms 12440 KB Output is correct
4 Correct 14 ms 12212 KB Output is correct
5 Correct 82 ms 12196 KB Output is correct
6 Correct 24 ms 12192 KB Output is correct
7 Correct 22 ms 12200 KB Output is correct
8 Correct 146 ms 14232 KB Output is correct
9 Correct 143 ms 14160 KB Output is correct
10 Correct 221 ms 14432 KB Output is correct
11 Correct 282 ms 14472 KB Output is correct
12 Correct 146 ms 14276 KB Output is correct
13 Correct 146 ms 14384 KB Output is correct
14 Correct 133 ms 14360 KB Output is correct
15 Correct 180 ms 14476 KB Output is correct
16 Correct 205 ms 14588 KB Output is correct
17 Correct 141 ms 14396 KB Output is correct
18 Correct 143 ms 14384 KB Output is correct
19 Correct 162 ms 14436 KB Output is correct
20 Correct 192 ms 14532 KB Output is correct
21 Correct 206 ms 14656 KB Output is correct
22 Correct 160 ms 14532 KB Output is correct
23 Correct 175 ms 14236 KB Output is correct
24 Correct 149 ms 14232 KB Output is correct
25 Correct 171 ms 14144 KB Output is correct
26 Correct 149 ms 14192 KB Output is correct
27 Execution timed out 3075 ms 21792 KB Time limit exceeded
28 Halted 0 ms 0 KB -