oj.uz

Submission #822322

# Submission time Handle Problem Language Result Execution time Memory
822322 2023-08-12T02:39:01 Z qqspeed20015 Genetics (BOI18_genetics) C++14
100 / 100
 427 ms 83064 KB 
#include <bits/stdc++.h>
using namespace std;

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    //freopen("input.txt", "r", stdin);
    //freopen("output.txt", "w", stdout);
    map <char, int> hashValue;
    hashValue['A'] = 1; hashValue['C'] = 2; hashValue['G'] = 3; hashValue['T'] = 4;
    int n, m, k;
    cin >> n >> m >> k;
    vector <vector <int>> matrixEncode(n, vector <int> (m));
    vector <long long> weightHash(n);
    vector <vector <long long>> sumOfColumn(m, vector <long long> (5, 0));
    long long totalWeight = 0; // sum (weightHash[i]) for i in 0 -> n - 1
    vector <int> indexMatching;
    for (int i = 0; i < n; i++) {
        string series;
        cin >> series;
        for (int j = 0; j < m; j++)
            matrixEncode[i][j] = hashValue[series[j]];
    }
    
    for (int i = 0; i < n; i++) {
        weightHash[i] = rand();
        totalWeight += weightHash[i];
    }
    
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++)
            sumOfColumn[j][matrixEncode[i][j]] += weightHash[i];
    }

    for (int i = 0; i < n; i++) {
        long long hashValue1 = 0, hashValue2 = 0;
        // Approach 1: Row view
        hashValue1 = (totalWeight - weightHash[i]) * k;
        
        // Approach 2: Column view
        for (int j = 0; j < m; j++) {
            for (int c = 1; c <= 4; c++) {
                if (matrixEncode[i][j] != c)
                    hashValue2 += sumOfColumn[j][c];
            }
        }
        
        if (hashValue1 == hashValue2)
            indexMatching.push_back(i);
    }
    
    if (indexMatching.empty()) {
        cout << -1;
        return 0;
    }
    
    // Spurious hit --> Checking again
    for (auto &index: indexMatching) {
        bool checkValid = true;
        for (int i = 0; i < n; i++) {
            if (i == index)
                continue;
            int countDifferent = 0;
            for (int j = 0; j < m; j++)
                countDifferent += (matrixEncode[index][j] != matrixEncode[i][j]);
            checkValid &= (countDifferent == k);
            if (checkValid == false)
                break;
        }
        if (checkValid) {
            cout << (index + 1);
            return 0;
        }
    }
    
    // Miss hit --> Actual fake!
    cout << -1;
    return 0;
}

Subtask #1
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 324 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 10776 KB Output is correct
2 Correct 42 ms 13140 KB Output is correct
3 Correct 62 ms 12652 KB Output is correct
4 Correct 15 ms 3032 KB Output is correct
5 Correct 70 ms 13140 KB Output is correct
6 Correct 63 ms 13224 KB Output is correct
7 Correct 26 ms 5932 KB Output is correct
8 Correct 24 ms 5924 KB Output is correct
9 Correct 56 ms 12224 KB Output is correct
10 Correct 59 ms 12244 KB Output is correct
11 Correct 55 ms 10748 KB Output is correct
12 Correct 51 ms 10832 KB Output is correct
13 Correct 48 ms 10784 KB Output is correct
14 Correct 44 ms 9300 KB Output is correct
15 Correct 52 ms 9400 KB Output is correct
16 Correct 44 ms 9360 KB Output is correct
17 Correct 64 ms 12692 KB Output is correct
18 Correct 58 ms 12628 KB Output is correct
19 Correct 63 ms 12700 KB Output is correct
20 Correct 58 ms 12536 KB Output is correct
21 Correct 70 ms 12660 KB Output is correct
22 Correct 65 ms 12524 KB Output is correct
23 Correct 62 ms 12628 KB Output is correct
24 Correct 57 ms 12628 KB Output is correct
25 Correct 63 ms 12588 KB Output is correct
26 Correct 62 ms 12628 KB Output is correct
27 Correct 63 ms 12576 KB Output is correct
28 Correct 58 ms 12556 KB Output is correct
29 Correct 59 ms 12672 KB Output is correct
30 Correct 50 ms 13140 KB Output is correct
31 Correct 49 ms 13140 KB Output is correct
32 Correct 71 ms 13224 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 388 KB Output is correct
35 Correct 0 ms 212 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 61 ms 10776 KB Output is correct
2 Correct 42 ms 13140 KB Output is correct
3 Correct 62 ms 12652 KB Output is correct
4 Correct 15 ms 3032 KB Output is correct
5 Correct 70 ms 13140 KB Output is correct
6 Correct 63 ms 13224 KB Output is correct
7 Correct 26 ms 5932 KB Output is correct
8 Correct 24 ms 5924 KB Output is correct
9 Correct 56 ms 12224 KB Output is correct
10 Correct 59 ms 12244 KB Output is correct
11 Correct 55 ms 10748 KB Output is correct
12 Correct 51 ms 10832 KB Output is correct
13 Correct 48 ms 10784 KB Output is correct
14 Correct 44 ms 9300 KB Output is correct
15 Correct 52 ms 9400 KB Output is correct
16 Correct 44 ms 9360 KB Output is correct
17 Correct 64 ms 12692 KB Output is correct
18 Correct 58 ms 12628 KB Output is correct
19 Correct 63 ms 12700 KB Output is correct
20 Correct 58 ms 12536 KB Output is correct
21 Correct 70 ms 12660 KB Output is correct
22 Correct 65 ms 12524 KB Output is correct
23 Correct 62 ms 12628 KB Output is correct
24 Correct 57 ms 12628 KB Output is correct
25 Correct 63 ms 12588 KB Output is correct
26 Correct 62 ms 12628 KB Output is correct
27 Correct 63 ms 12576 KB Output is correct
28 Correct 58 ms 12556 KB Output is correct
29 Correct 59 ms 12672 KB Output is correct
30 Correct 50 ms 13140 KB Output is correct
31 Correct 49 ms 13140 KB Output is correct
32 Correct 71 ms 13224 KB Output is correct
33 Correct 1 ms 212 KB Output is correct
34 Correct 1 ms 388 KB Output is correct
35 Correct 0 ms 212 KB Output is correct
36 Correct 280 ms 58276 KB Output is correct
37 Correct 347 ms 66604 KB Output is correct
38 Correct 311 ms 64968 KB Output is correct
39 Correct 116 ms 23984 KB Output is correct
40 Correct 319 ms 66532 KB Output is correct
41 Correct 159 ms 33568 KB Output is correct
42 Correct 173 ms 33572 KB Output is correct
43 Correct 225 ms 47492 KB Output is correct
44 Correct 334 ms 66492 KB Output is correct
45 Correct 326 ms 66584 KB Output is correct
46 Correct 330 ms 66488 KB Output is correct
47 Correct 302 ms 58276 KB Output is correct
48 Correct 292 ms 58236 KB Output is correct
49 Correct 244 ms 50008 KB Output is correct
50 Correct 239 ms 50004 KB Output is correct
51 Correct 272 ms 56444 KB Output is correct
52 Correct 308 ms 64864 KB Output is correct
53 Correct 305 ms 64928 KB Output is correct
54 Correct 276 ms 63440 KB Output is correct
55 Correct 247 ms 63424 KB Output is correct
56 Correct 325 ms 63464 KB Output is correct
57 Correct 327 ms 65064 KB Output is correct
58 Correct 308 ms 65060 KB Output is correct
59 Correct 341 ms 64712 KB Output is correct
60 Correct 304 ms 65220 KB Output is correct
61 Correct 319 ms 64688 KB Output is correct
62 Correct 322 ms 64456 KB Output is correct
63 Correct 330 ms 64988 KB Output is correct
64 Correct 306 ms 65000 KB Output is correct
65 Correct 321 ms 64752 KB Output is correct
66 Correct 312 ms 64852 KB Output is correct
67 Correct 303 ms 65096 KB Output is correct
68 Correct 313 ms 65052 KB Output is correct
69 Correct 326 ms 64704 KB Output is correct
70 Correct 316 ms 64956 KB Output is correct
71 Correct 316 ms 64708 KB Output is correct
72 Correct 315 ms 65188 KB Output is correct
73 Correct 317 ms 64784 KB Output is correct
74 Correct 0 ms 256 KB Output is correct
75 Correct 1 ms 340 KB Output is correct
76 Correct 0 ms 212 KB Output is correct

Subtask #4
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 0 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 384 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 324 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 340 KB Output is correct
14 Correct 1 ms 340 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 212 KB Output is correct
17 Correct 1 ms 212 KB Output is correct
18 Correct 61 ms 10776 KB Output is correct
19 Correct 42 ms 13140 KB Output is correct
20 Correct 62 ms 12652 KB Output is correct
21 Correct 15 ms 3032 KB Output is correct
22 Correct 70 ms 13140 KB Output is correct
23 Correct 63 ms 13224 KB Output is correct
24 Correct 26 ms 5932 KB Output is correct
25 Correct 24 ms 5924 KB Output is correct
26 Correct 56 ms 12224 KB Output is correct
27 Correct 59 ms 12244 KB Output is correct
28 Correct 55 ms 10748 KB Output is correct
29 Correct 51 ms 10832 KB Output is correct
30 Correct 48 ms 10784 KB Output is correct
31 Correct 44 ms 9300 KB Output is correct
32 Correct 52 ms 9400 KB Output is correct
33 Correct 44 ms 9360 KB Output is correct
34 Correct 64 ms 12692 KB Output is correct
35 Correct 58 ms 12628 KB Output is correct
36 Correct 63 ms 12700 KB Output is correct
37 Correct 58 ms 12536 KB Output is correct
38 Correct 70 ms 12660 KB Output is correct
39 Correct 65 ms 12524 KB Output is correct
40 Correct 62 ms 12628 KB Output is correct
41 Correct 57 ms 12628 KB Output is correct
42 Correct 63 ms 12588 KB Output is correct
43 Correct 62 ms 12628 KB Output is correct
44 Correct 63 ms 12576 KB Output is correct
45 Correct 58 ms 12556 KB Output is correct
46 Correct 59 ms 12672 KB Output is correct
47 Correct 50 ms 13140 KB Output is correct
48 Correct 49 ms 13140 KB Output is correct
49 Correct 71 ms 13224 KB Output is correct
50 Correct 1 ms 212 KB Output is correct
51 Correct 1 ms 388 KB Output is correct
52 Correct 0 ms 212 KB Output is correct
53 Correct 280 ms 58276 KB Output is correct
54 Correct 347 ms 66604 KB Output is correct
55 Correct 311 ms 64968 KB Output is correct
56 Correct 116 ms 23984 KB Output is correct
57 Correct 319 ms 66532 KB Output is correct
58 Correct 159 ms 33568 KB Output is correct
59 Correct 173 ms 33572 KB Output is correct
60 Correct 225 ms 47492 KB Output is correct
61 Correct 334 ms 66492 KB Output is correct
62 Correct 326 ms 66584 KB Output is correct
63 Correct 330 ms 66488 KB Output is correct
64 Correct 302 ms 58276 KB Output is correct
65 Correct 292 ms 58236 KB Output is correct
66 Correct 244 ms 50008 KB Output is correct
67 Correct 239 ms 50004 KB Output is correct
68 Correct 272 ms 56444 KB Output is correct
69 Correct 308 ms 64864 KB Output is correct
70 Correct 305 ms 64928 KB Output is correct
71 Correct 276 ms 63440 KB Output is correct
72 Correct 247 ms 63424 KB Output is correct
73 Correct 325 ms 63464 KB Output is correct
74 Correct 327 ms 65064 KB Output is correct
75 Correct 308 ms 65060 KB Output is correct
76 Correct 341 ms 64712 KB Output is correct
77 Correct 304 ms 65220 KB Output is correct
78 Correct 319 ms 64688 KB Output is correct
79 Correct 322 ms 64456 KB Output is correct
80 Correct 330 ms 64988 KB Output is correct
81 Correct 306 ms 65000 KB Output is correct
82 Correct 321 ms 64752 KB Output is correct
83 Correct 312 ms 64852 KB Output is correct
84 Correct 303 ms 65096 KB Output is correct
85 Correct 313 ms 65052 KB Output is correct
86 Correct 326 ms 64704 KB Output is correct
87 Correct 316 ms 64956 KB Output is correct
88 Correct 316 ms 64708 KB Output is correct
89 Correct 315 ms 65188 KB Output is correct
90 Correct 317 ms 64784 KB Output is correct
91 Correct 0 ms 256 KB Output is correct
92 Correct 1 ms 340 KB Output is correct
93 Correct 0 ms 212 KB Output is correct
94 Correct 404 ms 78492 KB Output is correct
95 Correct 308 ms 83000 KB Output is correct
96 Correct 416 ms 81496 KB Output is correct
97 Correct 228 ms 44700 KB Output is correct
98 Correct 135 ms 29900 KB Output is correct
99 Correct 315 ms 82980 KB Output is correct
100 Correct 217 ms 41772 KB Output is correct
101 Correct 212 ms 41796 KB Output is correct
102 Correct 316 ms 59188 KB Output is correct
103 Correct 350 ms 82916 KB Output is correct
104 Correct 410 ms 82920 KB Output is correct
105 Correct 427 ms 82840 KB Output is correct
106 Correct 403 ms 78780 KB Output is correct
107 Correct 289 ms 72652 KB Output is correct
108 Correct 247 ms 62360 KB Output is correct
109 Correct 394 ms 71584 KB Output is correct
110 Correct 349 ms 68444 KB Output is correct
111 Correct 369 ms 82940 KB Output is correct
112 Correct 414 ms 81872 KB Output is correct
113 Correct 278 ms 79104 KB Output is correct
114 Correct 251 ms 79016 KB Output is correct
115 Correct 400 ms 79016 KB Output is correct
116 Correct 422 ms 81728 KB Output is correct
117 Correct 414 ms 82000 KB Output is correct
118 Correct 410 ms 81908 KB Output is correct
119 Correct 418 ms 81636 KB Output is correct
120 Correct 418 ms 81928 KB Output is correct
121 Correct 303 ms 72592 KB Output is correct
122 Correct 260 ms 83064 KB Output is correct
123 Correct 317 ms 81004 KB Output is correct
124 Correct 1 ms 212 KB Output is correct
125 Correct 1 ms 340 KB Output is correct
126 Correct 0 ms 312 KB Output is correct