oj.uz

Submission #23509

# Submission time Handle Problem Language Result Execution time Memory
23509 2017-05-11T16:15:42 Z 0xrgb Window Xor (KRIII5_WX) C++14
7 / 7
 293 ms 1996 KB 
#include <cstdio>
#include <cstring>

const int MAXN = 100004;
typedef long long lli;

int N, K;
int T, G;
int D[MAXN];
int A[MAXN];
bool visited[MAXN];

int gcd2(int, int);

int main() {
	lli t, k = 1;
	scanf("%d %d %lld", &N, &K, &t);
	for (int i = 0; i < N; ++i) {
		scanf("%d", &A[i]);
	}

	while (t) {
		if (!(t & 1)) {
			k <<= 1;
			t >>= 1;
			continue;
		}

		T = k % N;
		G = gcd2(N, T);
		K %= 2 * (N / G);

		t >>= 1;
		k <<= 1;

		memcpy(D, A, sizeof(int) * N);
		memset(visited, 0, sizeof(bool) * N);

		for (int i = 0; i < N; ++i) {
			if (visited[i]) continue;

			int st = i, val = 0;
			for (int j = 0; j < K; ++j) {
				val ^= D[st];
				st = (st + T) % N;
			}

			int ed = i;

			while(!visited[ed]) {
				A[ed] = val;
				visited[ed] = true;

				val ^= (D[ed] ^ D[st]);
				st = (st + T) % N;
				ed = (ed + T) % N;
			}
		}
	}

	for (int i = 0; i < N; ++i) {
		printf("%d ", A[i]);
	}
	puts("");

	return 0;
}

int gcd2(int x, int y) {
	if (y) return gcd2(y, x % y);
	return x;
}

Compilation message

WX.cpp: In function 'int main()':
WX.cpp:17:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d %lld", &N, &K, &t);
                                 ^
WX.cpp:19:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &A[i]);
                     ^

Subtask #1
2.0 / 2.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1996 KB Output is correct
2 Correct 0 ms 1996 KB Output is correct
3 Correct 0 ms 1996 KB Output is correct
4 Correct 169 ms 1996 KB Output is correct
5 Correct 29 ms 1996 KB Output is correct
6 Correct 166 ms 1996 KB Output is correct
7 Correct 36 ms 1996 KB Output is correct
8 Correct 163 ms 1996 KB Output is correct
9 Correct 159 ms 1996 KB Output is correct
10 Correct 183 ms 1996 KB Output is correct
11 Correct 163 ms 1996 KB Output is correct
12 Correct 69 ms 1996 KB Output is correct
13 Correct 86 ms 1996 KB Output is correct
14 Correct 83 ms 1996 KB Output is correct
15 Correct 93 ms 1996 KB Output is correct
16 Correct 126 ms 1996 KB Output is correct
17 Correct 136 ms 1996 KB Output is correct
18 Correct 79 ms 1996 KB Output is correct
19 Correct 83 ms 1996 KB Output is correct
20 Correct 119 ms 1996 KB Output is correct
21 Correct 133 ms 1996 KB Output is correct
22 Correct 109 ms 1996 KB Output is correct
23 Correct 96 ms 1996 KB Output is correct
24 Correct 123 ms 1996 KB Output is correct
25 Correct 106 ms 1996 KB Output is correct

Subtask #2
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 173 ms 1996 KB Output is correct
2 Correct 79 ms 1996 KB Output is correct
3 Correct 123 ms 1996 KB Output is correct
4 Correct 166 ms 1996 KB Output is correct
5 Correct 163 ms 1996 KB Output is correct
6 Correct 99 ms 1996 KB Output is correct
7 Correct 109 ms 1996 KB Output is correct
8 Correct 169 ms 1996 KB Output is correct
9 Correct 173 ms 1996 KB Output is correct
10 Correct 79 ms 1996 KB Output is correct
11 Correct 59 ms 1996 KB Output is correct
12 Correct 46 ms 1996 KB Output is correct
13 Correct 9 ms 1996 KB Output is correct
14 Correct 9 ms 1996 KB Output is correct
15 Correct 286 ms 1996 KB Output is correct
16 Correct 19 ms 1996 KB Output is correct
17 Correct 219 ms 1996 KB Output is correct
18 Correct 23 ms 1996 KB Output is correct
19 Correct 166 ms 1996 KB Output is correct
20 Correct 16 ms 1996 KB Output is correct
21 Correct 133 ms 1996 KB Output is correct
22 Correct 26 ms 1996 KB Output is correct
23 Correct 183 ms 1996 KB Output is correct
24 Correct 239 ms 1996 KB Output is correct
25 Correct 9 ms 1996 KB Output is correct
26 Correct 166 ms 1996 KB Output is correct
27 Correct 13 ms 1996 KB Output is correct
28 Correct 173 ms 1996 KB Output is correct
29 Correct 9 ms 1996 KB Output is correct
30 Correct 163 ms 1996 KB Output is correct
31 Correct 16 ms 1996 KB Output is correct
32 Correct 183 ms 1996 KB Output is correct
33 Correct 19 ms 1996 KB Output is correct
34 Correct 246 ms 1996 KB Output is correct
35 Correct 259 ms 1996 KB Output is correct
36 Correct 293 ms 1996 KB Output is correct
37 Correct 293 ms 1996 KB Output is correct
38 Correct 273 ms 1996 KB Output is correct
39 Correct 236 ms 1996 KB Output is correct
40 Correct 196 ms 1996 KB Output is correct
41 Correct 139 ms 1996 KB Output is correct
42 Correct 276 ms 1996 KB Output is correct
43 Correct 179 ms 1996 KB Output is correct
44 Correct 139 ms 1996 KB Output is correct
45 Correct 103 ms 1996 KB Output is correct
46 Correct 136 ms 1996 KB Output is correct
47 Correct 156 ms 1996 KB Output is correct
48 Correct 159 ms 1996 KB Output is correct
49 Correct 83 ms 1996 KB Output is correct
50 Correct 116 ms 1996 KB Output is correct
51 Correct 139 ms 1996 KB Output is correct
52 Correct 153 ms 1996 KB Output is correct
53 Correct 173 ms 1996 KB Output is correct
54 Correct 76 ms 1996 KB Output is correct
55 Correct 93 ms 1996 KB Output is correct
56 Correct 36 ms 1996 KB Output is correct
57 Correct 76 ms 1996 KB Output is correct
58 Correct 103 ms 1996 KB Output is correct
59 Correct 93 ms 1996 KB Output is correct
60 Correct 143 ms 1996 KB Output is correct
61 Correct 149 ms 1996 KB Output is correct
62 Correct 159 ms 1996 KB Output is correct
63 Correct 96 ms 1996 KB Output is correct
64 Correct 143 ms 1996 KB Output is correct
65 Correct 56 ms 1996 KB Output is correct
66 Correct 113 ms 1996 KB Output is correct
67 Correct 189 ms 1996 KB Output is correct
68 Correct 139 ms 1996 KB Output is correct
69 Correct 133 ms 1996 KB Output is correct
70 Correct 129 ms 1996 KB Output is correct
71 Correct 166 ms 1996 KB Output is correct
72 Correct 146 ms 1996 KB Output is correct
73 Correct 126 ms 1996 KB Output is correct
74 Correct 153 ms 1996 KB Output is correct
75 Correct 176 ms 1996 KB Output is correct
76 Correct 0 ms 1996 KB Output is correct
77 Correct 0 ms 1996 KB Output is correct
78 Correct 0 ms 1996 KB Output is correct
79 Correct 169 ms 1996 KB Output is correct
80 Correct 29 ms 1996 KB Output is correct
81 Correct 166 ms 1996 KB Output is correct
82 Correct 36 ms 1996 KB Output is correct
83 Correct 163 ms 1996 KB Output is correct
84 Correct 159 ms 1996 KB Output is correct
85 Correct 183 ms 1996 KB Output is correct
86 Correct 163 ms 1996 KB Output is correct
87 Correct 69 ms 1996 KB Output is correct
88 Correct 86 ms 1996 KB Output is correct
89 Correct 83 ms 1996 KB Output is correct
90 Correct 93 ms 1996 KB Output is correct
91 Correct 126 ms 1996 KB Output is correct
92 Correct 136 ms 1996 KB Output is correct
93 Correct 79 ms 1996 KB Output is correct
94 Correct 83 ms 1996 KB Output is correct
95 Correct 119 ms 1996 KB Output is correct
96 Correct 133 ms 1996 KB Output is correct
97 Correct 109 ms 1996 KB Output is correct
98 Correct 96 ms 1996 KB Output is correct
99 Correct 123 ms 1996 KB Output is correct
100 Correct 106 ms 1996 KB Output is correct