oj.uz

Submission #56294

# Submission time Handle Problem Language Result Execution time Memory
56294 2018-07-11T02:39:35 Z model_code Genetics (BOI18_genetics) C++17
100 / 100
 223 ms 69240 KB 
#include <iostream>
#include <cstdlib>
#include <cassert>
#include <string>
#include <vector>
using namespace std;

int main() {
	cin.sync_with_stdio(false);
	int N, M, K;
	cin >> N >> M >> K;
	vector<vector<int> > strings(N, vector<int>(M));
	vector<bool> iscandidate(N, true);
	int ncand = N;
	string str;
	for (int i = 0; i < N; ++i) {
		cin >> str;
		for (int j = 0; j < M; ++j)
			strings[i][j] = (str[j] >> 1) & 3;
	}
	while (ncand > 1) {
		vector<unsigned> weight(N);
		unsigned totweight = 0;
		for (int i = 0; i < N; ++i) {
			weight[i] = rand();
			totweight += weight[i];
		}
		vector<unsigned> count[4];
		count[0].assign(M, 0);
		count[1].assign(M, 0);
		count[2].assign(M, 0);
		count[3].assign(M, 0);
		for (int i = 0; i < N; ++i) {
			unsigned w = weight[i];
			for (int j = 0; j < M; ++j) {
				count[strings[i][j]][j] += w;
			}
		}
		for (int i = 0; i < N; ++i) {
			if (!iscandidate[i]) continue;
			unsigned sumdif = 0;
			for (int j = 0; j < M; ++j)
				sumdif += totweight - count[strings[i][j]][j];
			unsigned expectedsumdif = (totweight - weight[i]) * K;
			if (sumdif != expectedsumdif) {
				iscandidate[i] = false;
				--ncand;
			}
		}
	}
	int ans = -1;
	for (int i = 0; i < N; ++i) {
		if (iscandidate[i]) {
			ans = i;
		}
	}
	assert(ans != -1);
	for (int i = 0; i < N; ++i) if (i != ans) {
		int dif = 0;
		for (int j = 0; j < M; ++j)
			dif += (strings[i][j] != strings[ans][j]);
		assert(dif == K);
	}
	cout << ans + 1 << endl;
	return 0;
}

Subtask #1
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 12152 KB Output is correct
2 Correct 49 ms 14840 KB Output is correct
3 Correct 45 ms 14200 KB Output is correct
4 Correct 14 ms 3576 KB Output is correct
5 Correct 48 ms 14840 KB Output is correct
6 Correct 48 ms 14840 KB Output is correct
7 Correct 24 ms 6904 KB Output is correct
8 Correct 23 ms 6904 KB Output is correct
9 Correct 44 ms 13688 KB Output is correct
10 Correct 46 ms 13688 KB Output is correct
11 Correct 38 ms 12152 KB Output is correct
12 Correct 41 ms 12152 KB Output is correct
13 Correct 39 ms 12152 KB Output is correct
14 Correct 36 ms 10744 KB Output is correct
15 Correct 34 ms 10744 KB Output is correct
16 Correct 35 ms 10616 KB Output is correct
17 Correct 45 ms 14200 KB Output is correct
18 Correct 45 ms 14072 KB Output is correct
19 Correct 46 ms 14200 KB Output is correct
20 Correct 47 ms 13944 KB Output is correct
21 Correct 46 ms 14200 KB Output is correct
22 Correct 46 ms 14084 KB Output is correct
23 Correct 45 ms 14072 KB Output is correct
24 Correct 47 ms 14072 KB Output is correct
25 Correct 44 ms 14072 KB Output is correct
26 Correct 45 ms 14232 KB Output is correct
27 Correct 50 ms 14072 KB Output is correct
28 Correct 46 ms 13992 KB Output is correct
29 Correct 46 ms 14200 KB Output is correct
30 Correct 49 ms 14944 KB Output is correct
31 Correct 47 ms 14840 KB Output is correct
32 Correct 48 ms 14840 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 380 KB Output is correct
35 Correct 5 ms 376 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 39 ms 12152 KB Output is correct
2 Correct 49 ms 14840 KB Output is correct
3 Correct 45 ms 14200 KB Output is correct
4 Correct 14 ms 3576 KB Output is correct
5 Correct 48 ms 14840 KB Output is correct
6 Correct 48 ms 14840 KB Output is correct
7 Correct 24 ms 6904 KB Output is correct
8 Correct 23 ms 6904 KB Output is correct
9 Correct 44 ms 13688 KB Output is correct
10 Correct 46 ms 13688 KB Output is correct
11 Correct 38 ms 12152 KB Output is correct
12 Correct 41 ms 12152 KB Output is correct
13 Correct 39 ms 12152 KB Output is correct
14 Correct 36 ms 10744 KB Output is correct
15 Correct 34 ms 10744 KB Output is correct
16 Correct 35 ms 10616 KB Output is correct
17 Correct 45 ms 14200 KB Output is correct
18 Correct 45 ms 14072 KB Output is correct
19 Correct 46 ms 14200 KB Output is correct
20 Correct 47 ms 13944 KB Output is correct
21 Correct 46 ms 14200 KB Output is correct
22 Correct 46 ms 14084 KB Output is correct
23 Correct 45 ms 14072 KB Output is correct
24 Correct 47 ms 14072 KB Output is correct
25 Correct 44 ms 14072 KB Output is correct
26 Correct 45 ms 14232 KB Output is correct
27 Correct 50 ms 14072 KB Output is correct
28 Correct 46 ms 13992 KB Output is correct
29 Correct 46 ms 14200 KB Output is correct
30 Correct 49 ms 14944 KB Output is correct
31 Correct 47 ms 14840 KB Output is correct
32 Correct 48 ms 14840 KB Output is correct
33 Correct 5 ms 376 KB Output is correct
34 Correct 5 ms 380 KB Output is correct
35 Correct 5 ms 376 KB Output is correct
36 Correct 200 ms 61048 KB Output is correct
37 Correct 208 ms 69240 KB Output is correct
38 Correct 210 ms 67412 KB Output is correct
39 Correct 64 ms 25848 KB Output is correct
40 Correct 218 ms 68856 KB Output is correct
41 Correct 113 ms 35832 KB Output is correct
42 Correct 116 ms 35960 KB Output is correct
43 Correct 155 ms 49888 KB Output is correct
44 Correct 215 ms 68856 KB Output is correct
45 Correct 213 ms 68856 KB Output is correct
46 Correct 218 ms 68984 KB Output is correct
47 Correct 189 ms 60664 KB Output is correct
48 Correct 190 ms 60280 KB Output is correct
49 Correct 170 ms 51832 KB Output is correct
50 Correct 163 ms 51704 KB Output is correct
51 Correct 182 ms 57980 KB Output is correct
52 Correct 213 ms 66548 KB Output is correct
53 Correct 203 ms 66424 KB Output is correct
54 Correct 211 ms 65308 KB Output is correct
55 Correct 207 ms 65144 KB Output is correct
56 Correct 203 ms 65272 KB Output is correct
57 Correct 212 ms 66680 KB Output is correct
58 Correct 206 ms 66888 KB Output is correct
59 Correct 222 ms 66488 KB Output is correct
60 Correct 212 ms 66808 KB Output is correct
61 Correct 210 ms 66424 KB Output is correct
62 Correct 209 ms 67548 KB Output is correct
63 Correct 217 ms 66808 KB Output is correct
64 Correct 215 ms 66680 KB Output is correct
65 Correct 210 ms 66424 KB Output is correct
66 Correct 222 ms 66680 KB Output is correct
67 Correct 209 ms 66808 KB Output is correct
68 Correct 211 ms 66680 KB Output is correct
69 Correct 221 ms 66424 KB Output is correct
70 Correct 211 ms 66680 KB Output is correct
71 Correct 211 ms 66432 KB Output is correct
72 Correct 210 ms 67064 KB Output is correct
73 Correct 211 ms 66400 KB Output is correct
74 Correct 6 ms 376 KB Output is correct
75 Correct 6 ms 376 KB Output is correct
76 Correct 5 ms 376 KB Output is correct

Subtask #4
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct
3 Correct 5 ms 376 KB Output is correct
4 Correct 5 ms 376 KB Output is correct
5 Correct 5 ms 376 KB Output is correct
6 Correct 5 ms 376 KB Output is correct
7 Correct 5 ms 376 KB Output is correct
8 Correct 5 ms 376 KB Output is correct
9 Correct 5 ms 376 KB Output is correct
10 Correct 5 ms 376 KB Output is correct
11 Correct 5 ms 376 KB Output is correct
12 Correct 5 ms 376 KB Output is correct
13 Correct 5 ms 376 KB Output is correct
14 Correct 5 ms 376 KB Output is correct
15 Correct 5 ms 376 KB Output is correct
16 Correct 5 ms 376 KB Output is correct
17 Correct 5 ms 376 KB Output is correct
18 Correct 39 ms 12152 KB Output is correct
19 Correct 49 ms 14840 KB Output is correct
20 Correct 45 ms 14200 KB Output is correct
21 Correct 14 ms 3576 KB Output is correct
22 Correct 48 ms 14840 KB Output is correct
23 Correct 48 ms 14840 KB Output is correct
24 Correct 24 ms 6904 KB Output is correct
25 Correct 23 ms 6904 KB Output is correct
26 Correct 44 ms 13688 KB Output is correct
27 Correct 46 ms 13688 KB Output is correct
28 Correct 38 ms 12152 KB Output is correct
29 Correct 41 ms 12152 KB Output is correct
30 Correct 39 ms 12152 KB Output is correct
31 Correct 36 ms 10744 KB Output is correct
32 Correct 34 ms 10744 KB Output is correct
33 Correct 35 ms 10616 KB Output is correct
34 Correct 45 ms 14200 KB Output is correct
35 Correct 45 ms 14072 KB Output is correct
36 Correct 46 ms 14200 KB Output is correct
37 Correct 47 ms 13944 KB Output is correct
38 Correct 46 ms 14200 KB Output is correct
39 Correct 46 ms 14084 KB Output is correct
40 Correct 45 ms 14072 KB Output is correct
41 Correct 47 ms 14072 KB Output is correct
42 Correct 44 ms 14072 KB Output is correct
43 Correct 45 ms 14232 KB Output is correct
44 Correct 50 ms 14072 KB Output is correct
45 Correct 46 ms 13992 KB Output is correct
46 Correct 46 ms 14200 KB Output is correct
47 Correct 49 ms 14944 KB Output is correct
48 Correct 47 ms 14840 KB Output is correct
49 Correct 48 ms 14840 KB Output is correct
50 Correct 5 ms 376 KB Output is correct
51 Correct 5 ms 380 KB Output is correct
52 Correct 5 ms 376 KB Output is correct
53 Correct 200 ms 61048 KB Output is correct
54 Correct 208 ms 69240 KB Output is correct
55 Correct 210 ms 67412 KB Output is correct
56 Correct 64 ms 25848 KB Output is correct
57 Correct 218 ms 68856 KB Output is correct
58 Correct 113 ms 35832 KB Output is correct
59 Correct 116 ms 35960 KB Output is correct
60 Correct 155 ms 49888 KB Output is correct
61 Correct 215 ms 68856 KB Output is correct
62 Correct 213 ms 68856 KB Output is correct
63 Correct 218 ms 68984 KB Output is correct
64 Correct 189 ms 60664 KB Output is correct
65 Correct 190 ms 60280 KB Output is correct
66 Correct 170 ms 51832 KB Output is correct
67 Correct 163 ms 51704 KB Output is correct
68 Correct 182 ms 57980 KB Output is correct
69 Correct 213 ms 66548 KB Output is correct
70 Correct 203 ms 66424 KB Output is correct
71 Correct 211 ms 65308 KB Output is correct
72 Correct 207 ms 65144 KB Output is correct
73 Correct 203 ms 65272 KB Output is correct
74 Correct 212 ms 66680 KB Output is correct
75 Correct 206 ms 66888 KB Output is correct
76 Correct 222 ms 66488 KB Output is correct
77 Correct 212 ms 66808 KB Output is correct
78 Correct 210 ms 66424 KB Output is correct
79 Correct 209 ms 67548 KB Output is correct
80 Correct 217 ms 66808 KB Output is correct
81 Correct 215 ms 66680 KB Output is correct
82 Correct 210 ms 66424 KB Output is correct
83 Correct 222 ms 66680 KB Output is correct
84 Correct 209 ms 66808 KB Output is correct
85 Correct 211 ms 66680 KB Output is correct
86 Correct 221 ms 66424 KB Output is correct
87 Correct 211 ms 66680 KB Output is correct
88 Correct 211 ms 66432 KB Output is correct
89 Correct 210 ms 67064 KB Output is correct
90 Correct 211 ms 66400 KB Output is correct
91 Correct 6 ms 376 KB Output is correct
92 Correct 6 ms 376 KB Output is correct
93 Correct 5 ms 376 KB Output is correct
94 Correct 213 ms 64504 KB Output is correct
95 Correct 210 ms 66428 KB Output is correct
96 Correct 214 ms 65400 KB Output is correct
97 Correct 118 ms 35704 KB Output is correct
98 Correct 81 ms 24056 KB Output is correct
99 Correct 223 ms 66680 KB Output is correct
100 Correct 115 ms 33400 KB Output is correct
101 Correct 110 ms 33400 KB Output is correct
102 Correct 151 ms 47480 KB Output is correct
103 Correct 219 ms 66552 KB Output is correct
104 Correct 215 ms 66424 KB Output is correct
105 Correct 220 ms 66552 KB Output is correct
106 Correct 205 ms 63096 KB Output is correct
107 Correct 188 ms 58232 KB Output is correct
108 Correct 164 ms 50040 KB Output is correct
109 Correct 192 ms 57336 KB Output is correct
110 Correct 179 ms 54776 KB Output is correct
111 Correct 217 ms 66424 KB Output is correct
112 Correct 215 ms 65528 KB Output is correct
113 Correct 192 ms 63356 KB Output is correct
114 Correct 204 ms 63480 KB Output is correct
115 Correct 208 ms 63352 KB Output is correct
116 Correct 210 ms 65400 KB Output is correct
117 Correct 223 ms 65656 KB Output is correct
118 Correct 222 ms 65400 KB Output is correct
119 Correct 198 ms 65272 KB Output is correct
120 Correct 219 ms 65400 KB Output is correct
121 Correct 190 ms 58104 KB Output is correct
122 Correct 214 ms 66296 KB Output is correct
123 Correct 216 ms 64840 KB Output is correct
124 Correct 5 ms 376 KB Output is correct
125 Correct 5 ms 376 KB Output is correct
126 Correct 5 ms 376 KB Output is correct