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답안 #330180

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
330180 2020-11-24T05:59:02 Z Kevin_Zhang_TW Snake Escaping (JOI18_snake_escaping) C++17
12 / 100
 2000 ms 5484 KB 
#include <bits/stdc++.h>
using namespace std;
using ll = long long;
#define pb emplace_back
#define AI(i) begin(i), end(i)
template<class T>
bool chmax(T &a, T b) { return a < b ? (a = b, true) : false; }
template<class T> 
bool chmin(T &a, T b) { return b < a ? (a = b, true) : false; }
#ifdef KEV
#define DE(args...) kout("[ " + string(#args) + " ] = ", args)
void kout() { cerr << endl; }
template<class T, class ...U>
void kout(T a, U ...b) { cerr << a << ' ', kout(b...); }
template<class T>
void debug(T L, T R) { while (L != R) cerr << *L << " \n"[next(L) == R], ++L; }
#else
#define DE(...) 0
#define debug(...) 0
#endif

const int MAX_N = 20;
int n, q;
char w[(1<<MAX_N) + 10], com[MAX_N << 1];
int32_t main() {
	ios_base::sync_with_stdio(0), cin.tie(0);
	cin >> n >> q >> w;
	for (int i = 0;i < q;++i) {
		cin >> com;
		int l = 0, r = (1<<n) - 1, sub = 0;
		reverse(com, com + n);
		for (int i = 0;i < n;++i) {
			if (com[i] == '0') r ^= 1<<i;
			if (com[i] == '1') l ^= 1<<i;
			if (com[i] == '?') sub |= 1<<i;
		} 
		int res = 0;
		for (int s = sub ; s ;(--s) &= sub) {
			res += w[l | s] - '0';
		}
		res += w[l] - '0';
		cout << res << '\n'; 
		DE(com, res);
	}
}

Compilation message

snake_escaping.cpp: In function 'int32_t main()':
snake_escaping.cpp:18:17: warning: statement has no effect [-Wunused-value]
   18 | #define DE(...) 0
      |                 ^
snake_escaping.cpp:43:3: note: in expansion of macro 'DE'
   43 |   DE(com, res);
      |   ^~

Subtask #1
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct

Subtask #2
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 269 ms 4460 KB Output is correct
12 Correct 275 ms 4076 KB Output is correct
13 Correct 228 ms 3308 KB Output is correct
14 Correct 229 ms 3308 KB Output is correct
15 Correct 312 ms 4460 KB Output is correct
16 Correct 256 ms 3564 KB Output is correct
17 Correct 255 ms 3544 KB Output is correct
18 Correct 1379 ms 5484 KB Output is correct
19 Correct 228 ms 2412 KB Output is correct
20 Correct 315 ms 4204 KB Output is correct

Subtask #3
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 269 ms 4460 KB Output is correct
12 Correct 275 ms 4076 KB Output is correct
13 Correct 228 ms 3308 KB Output is correct
14 Correct 229 ms 3308 KB Output is correct
15 Correct 312 ms 4460 KB Output is correct
16 Correct 256 ms 3564 KB Output is correct
17 Correct 255 ms 3544 KB Output is correct
18 Correct 1379 ms 5484 KB Output is correct
19 Correct 228 ms 2412 KB Output is correct
20 Correct 315 ms 4204 KB Output is correct
21 Correct 416 ms 4460 KB Output is correct
22 Correct 446 ms 4520 KB Output is correct
23 Correct 271 ms 3564 KB Output is correct
24 Correct 266 ms 3492 KB Output is correct
25 Correct 546 ms 5356 KB Output is correct
26 Correct 308 ms 3820 KB Output is correct
27 Correct 314 ms 3948 KB Output is correct
28 Execution timed out 2073 ms 1912 KB Time limit exceeded
29 Halted 0 ms 0 KB -

Subtask #4
0 / 53.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 85 ms 1644 KB Output is correct
12 Correct 219 ms 1580 KB Output is correct
13 Correct 21 ms 1516 KB Output is correct
14 Correct 28 ms 1516 KB Output is correct
15 Correct 536 ms 1772 KB Output is correct
16 Correct 40 ms 1516 KB Output is correct
17 Correct 41 ms 1516 KB Output is correct
18 Execution timed out 2087 ms 1644 KB Time limit exceeded
19 Halted 0 ms 0 KB -

Subtask #5
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 364 KB Output is correct
2 Correct 1 ms 364 KB Output is correct
3 Correct 1 ms 364 KB Output is correct
4 Correct 1 ms 364 KB Output is correct
5 Correct 1 ms 364 KB Output is correct
6 Correct 1 ms 364 KB Output is correct
7 Correct 1 ms 364 KB Output is correct
8 Correct 2 ms 364 KB Output is correct
9 Correct 1 ms 364 KB Output is correct
10 Correct 1 ms 364 KB Output is correct
11 Correct 269 ms 4460 KB Output is correct
12 Correct 275 ms 4076 KB Output is correct
13 Correct 228 ms 3308 KB Output is correct
14 Correct 229 ms 3308 KB Output is correct
15 Correct 312 ms 4460 KB Output is correct
16 Correct 256 ms 3564 KB Output is correct
17 Correct 255 ms 3544 KB Output is correct
18 Correct 1379 ms 5484 KB Output is correct
19 Correct 228 ms 2412 KB Output is correct
20 Correct 315 ms 4204 KB Output is correct
21 Correct 416 ms 4460 KB Output is correct
22 Correct 446 ms 4520 KB Output is correct
23 Correct 271 ms 3564 KB Output is correct
24 Correct 266 ms 3492 KB Output is correct
25 Correct 546 ms 5356 KB Output is correct
26 Correct 308 ms 3820 KB Output is correct
27 Correct 314 ms 3948 KB Output is correct
28 Execution timed out 2073 ms 1912 KB Time limit exceeded
29 Halted 0 ms 0 KB -