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Submission #243736

# Submission time Handle Problem Language Result Execution time Memory
243736 2020-07-01T17:48:37 Z AMO5 Genetics (BOI18_genetics) C++17
100 / 100
 328 ms 36348 KB 
#include <bits/stdc++.h>

using namespace std;

#define fi first
#define se second
#define eb emplace_back
#define mt make_tuple
#define all(x) (x).begin(), (x).end() 
#define MOD 1000000007

typedef long long ll;
typedef pair <int, int> ii;
typedef pair <ll, ll> pll;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef long double ld;

const ll INF=LLONG_MAX;
const int mxn=4200;
ll dp[mxn][4];
ll pw[mxn];
string s[mxn];

void mul(ll &a, ll b){
	a%=MOD; b%=MOD; a*=b; a%=MOD;
}

void add(ll &a, ll b){
	a%=MOD; b%=MOD; a+=b; a%=MOD;
}

int conv(char c){
	if(c=='A')return 0;
	if(c=='C')return 1;
	if(c=='G')return 2;
	return 3;
}

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0);
    //freopen("input.txt","r",stdin); freopen("output.txt","w",stdout);
	int n,m,k;
	cin >> n >> m >> k;
	pw[0]=1ll;
	ll allpw = 0ll, allk = 0ll;
	for(int i=1; i<=n; i++){
		cin >> s[i];		
		pw[i] = pw[i-1]*4ll%MOD;
		add(allpw,pw[i]);
		add(allk,(k*pw[i])%MOD);
		for(int j=0; j<m; j++){
			int ch = conv(s[i][j]);
			add(dp[j][ch],pw[i]);
		}
	}
	for(int i=1; i<=n; i++){
		ll cur = 0ll;
		for(int j=0; j<m; j++){
			int ch = conv(s[i][j]);
			add(cur,(allpw - dp[j][ch]+MOD)%MOD);
		}
		add(cur,k*pw[i]%MOD);
		if(allk==cur){
			cout << i << endl;
			return 0;
		}
	}
}
	
// READ & UNDERSTAND
// ll, int overflow, array bounds, memset(0)
// special cases (n=1?), n+1 (1-index)
// do smth instead of nothing & stay organized
// WRITE STUFF DOWN

Subtask #1
27.0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 512 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 5 ms 512 KB Output is correct
6 Correct 5 ms 512 KB Output is correct
7 Correct 5 ms 512 KB Output is correct
8 Correct 4 ms 512 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 5 ms 512 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 5 ms 512 KB Output is correct
14 Correct 5 ms 512 KB Output is correct
15 Correct 5 ms 512 KB Output is correct
16 Correct 5 ms 512 KB Output is correct
17 Correct 5 ms 512 KB Output is correct

Subtask #2
19.0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 3296 KB Output is correct
2 Correct 41 ms 7160 KB Output is correct
3 Correct 60 ms 6776 KB Output is correct
4 Correct 16 ms 1792 KB Output is correct
5 Correct 39 ms 7040 KB Output is correct
6 Correct 45 ms 7040 KB Output is correct
7 Correct 28 ms 3320 KB Output is correct
8 Correct 23 ms 3328 KB Output is correct
9 Correct 35 ms 6648 KB Output is correct
10 Correct 50 ms 6528 KB Output is correct
11 Correct 44 ms 5880 KB Output is correct
12 Correct 32 ms 5888 KB Output is correct
13 Correct 36 ms 5752 KB Output is correct
14 Correct 44 ms 5112 KB Output is correct
15 Correct 30 ms 5120 KB Output is correct
16 Correct 32 ms 5120 KB Output is correct
17 Correct 53 ms 6904 KB Output is correct
18 Correct 35 ms 6776 KB Output is correct
19 Correct 50 ms 6776 KB Output is correct
20 Correct 39 ms 6776 KB Output is correct
21 Correct 51 ms 6904 KB Output is correct
22 Correct 57 ms 6776 KB Output is correct
23 Correct 58 ms 6776 KB Output is correct
24 Correct 58 ms 6776 KB Output is correct
25 Correct 40 ms 6776 KB Output is correct
26 Correct 46 ms 6784 KB Output is correct
27 Correct 44 ms 6776 KB Output is correct
28 Correct 44 ms 6784 KB Output is correct
29 Correct 51 ms 6776 KB Output is correct
30 Correct 32 ms 7040 KB Output is correct
31 Correct 38 ms 7040 KB Output is correct
32 Correct 45 ms 7060 KB Output is correct
33 Correct 5 ms 512 KB Output is correct
34 Correct 5 ms 512 KB Output is correct
35 Correct 5 ms 512 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 48 ms 3296 KB Output is correct
2 Correct 41 ms 7160 KB Output is correct
3 Correct 60 ms 6776 KB Output is correct
4 Correct 16 ms 1792 KB Output is correct
5 Correct 39 ms 7040 KB Output is correct
6 Correct 45 ms 7040 KB Output is correct
7 Correct 28 ms 3320 KB Output is correct
8 Correct 23 ms 3328 KB Output is correct
9 Correct 35 ms 6648 KB Output is correct
10 Correct 50 ms 6528 KB Output is correct
11 Correct 44 ms 5880 KB Output is correct
12 Correct 32 ms 5888 KB Output is correct
13 Correct 36 ms 5752 KB Output is correct
14 Correct 44 ms 5112 KB Output is correct
15 Correct 30 ms 5120 KB Output is correct
16 Correct 32 ms 5120 KB Output is correct
17 Correct 53 ms 6904 KB Output is correct
18 Correct 35 ms 6776 KB Output is correct
19 Correct 50 ms 6776 KB Output is correct
20 Correct 39 ms 6776 KB Output is correct
21 Correct 51 ms 6904 KB Output is correct
22 Correct 57 ms 6776 KB Output is correct
23 Correct 58 ms 6776 KB Output is correct
24 Correct 58 ms 6776 KB Output is correct
25 Correct 40 ms 6776 KB Output is correct
26 Correct 46 ms 6784 KB Output is correct
27 Correct 44 ms 6776 KB Output is correct
28 Correct 44 ms 6784 KB Output is correct
29 Correct 51 ms 6776 KB Output is correct
30 Correct 32 ms 7040 KB Output is correct
31 Correct 38 ms 7040 KB Output is correct
32 Correct 45 ms 7060 KB Output is correct
33 Correct 5 ms 512 KB Output is correct
34 Correct 5 ms 512 KB Output is correct
35 Correct 5 ms 512 KB Output is correct
36 Correct 206 ms 25080 KB Output is correct
37 Correct 168 ms 25720 KB Output is correct
38 Correct 285 ms 27000 KB Output is correct
39 Correct 83 ms 12536 KB Output is correct
40 Correct 238 ms 26236 KB Output is correct
41 Correct 131 ms 17528 KB Output is correct
42 Correct 104 ms 17528 KB Output is correct
43 Correct 139 ms 21112 KB Output is correct
44 Correct 177 ms 27000 KB Output is correct
45 Correct 250 ms 27000 KB Output is correct
46 Correct 174 ms 27000 KB Output is correct
47 Correct 211 ms 25208 KB Output is correct
48 Correct 236 ms 25336 KB Output is correct
49 Correct 144 ms 22648 KB Output is correct
50 Correct 198 ms 22648 KB Output is correct
51 Correct 206 ms 23800 KB Output is correct
52 Correct 263 ms 26616 KB Output is correct
53 Correct 265 ms 26576 KB Output is correct
54 Correct 140 ms 25080 KB Output is correct
55 Correct 200 ms 24824 KB Output is correct
56 Correct 178 ms 24696 KB Output is correct
57 Correct 282 ms 25592 KB Output is correct
58 Correct 225 ms 25464 KB Output is correct
59 Correct 195 ms 25024 KB Output is correct
60 Correct 186 ms 24824 KB Output is correct
61 Correct 195 ms 24440 KB Output is correct
62 Correct 184 ms 24184 KB Output is correct
63 Correct 170 ms 23928 KB Output is correct
64 Correct 182 ms 23544 KB Output is correct
65 Correct 263 ms 23032 KB Output is correct
66 Correct 249 ms 22648 KB Output is correct
67 Correct 245 ms 22136 KB Output is correct
68 Correct 218 ms 21752 KB Output is correct
69 Correct 167 ms 21240 KB Output is correct
70 Correct 249 ms 20820 KB Output is correct
71 Correct 215 ms 20472 KB Output is correct
72 Correct 223 ms 20092 KB Output is correct
73 Correct 238 ms 19628 KB Output is correct
74 Correct 5 ms 512 KB Output is correct
75 Correct 5 ms 512 KB Output is correct
76 Correct 5 ms 512 KB Output is correct

Subtask #4
26.0 / 26.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 512 KB Output is correct
2 Correct 5 ms 512 KB Output is correct
3 Correct 5 ms 512 KB Output is correct
4 Correct 5 ms 512 KB Output is correct
5 Correct 5 ms 512 KB Output is correct
6 Correct 5 ms 512 KB Output is correct
7 Correct 5 ms 512 KB Output is correct
8 Correct 4 ms 512 KB Output is correct
9 Correct 5 ms 512 KB Output is correct
10 Correct 5 ms 512 KB Output is correct
11 Correct 5 ms 512 KB Output is correct
12 Correct 5 ms 512 KB Output is correct
13 Correct 5 ms 512 KB Output is correct
14 Correct 5 ms 512 KB Output is correct
15 Correct 5 ms 512 KB Output is correct
16 Correct 5 ms 512 KB Output is correct
17 Correct 5 ms 512 KB Output is correct
18 Correct 48 ms 3296 KB Output is correct
19 Correct 41 ms 7160 KB Output is correct
20 Correct 60 ms 6776 KB Output is correct
21 Correct 16 ms 1792 KB Output is correct
22 Correct 39 ms 7040 KB Output is correct
23 Correct 45 ms 7040 KB Output is correct
24 Correct 28 ms 3320 KB Output is correct
25 Correct 23 ms 3328 KB Output is correct
26 Correct 35 ms 6648 KB Output is correct
27 Correct 50 ms 6528 KB Output is correct
28 Correct 44 ms 5880 KB Output is correct
29 Correct 32 ms 5888 KB Output is correct
30 Correct 36 ms 5752 KB Output is correct
31 Correct 44 ms 5112 KB Output is correct
32 Correct 30 ms 5120 KB Output is correct
33 Correct 32 ms 5120 KB Output is correct
34 Correct 53 ms 6904 KB Output is correct
35 Correct 35 ms 6776 KB Output is correct
36 Correct 50 ms 6776 KB Output is correct
37 Correct 39 ms 6776 KB Output is correct
38 Correct 51 ms 6904 KB Output is correct
39 Correct 57 ms 6776 KB Output is correct
40 Correct 58 ms 6776 KB Output is correct
41 Correct 58 ms 6776 KB Output is correct
42 Correct 40 ms 6776 KB Output is correct
43 Correct 46 ms 6784 KB Output is correct
44 Correct 44 ms 6776 KB Output is correct
45 Correct 44 ms 6784 KB Output is correct
46 Correct 51 ms 6776 KB Output is correct
47 Correct 32 ms 7040 KB Output is correct
48 Correct 38 ms 7040 KB Output is correct
49 Correct 45 ms 7060 KB Output is correct
50 Correct 5 ms 512 KB Output is correct
51 Correct 5 ms 512 KB Output is correct
52 Correct 5 ms 512 KB Output is correct
53 Correct 206 ms 25080 KB Output is correct
54 Correct 168 ms 25720 KB Output is correct
55 Correct 285 ms 27000 KB Output is correct
56 Correct 83 ms 12536 KB Output is correct
57 Correct 238 ms 26236 KB Output is correct
58 Correct 131 ms 17528 KB Output is correct
59 Correct 104 ms 17528 KB Output is correct
60 Correct 139 ms 21112 KB Output is correct
61 Correct 177 ms 27000 KB Output is correct
62 Correct 250 ms 27000 KB Output is correct
63 Correct 174 ms 27000 KB Output is correct
64 Correct 211 ms 25208 KB Output is correct
65 Correct 236 ms 25336 KB Output is correct
66 Correct 144 ms 22648 KB Output is correct
67 Correct 198 ms 22648 KB Output is correct
68 Correct 206 ms 23800 KB Output is correct
69 Correct 263 ms 26616 KB Output is correct
70 Correct 265 ms 26576 KB Output is correct
71 Correct 140 ms 25080 KB Output is correct
72 Correct 200 ms 24824 KB Output is correct
73 Correct 178 ms 24696 KB Output is correct
74 Correct 282 ms 25592 KB Output is correct
75 Correct 225 ms 25464 KB Output is correct
76 Correct 195 ms 25024 KB Output is correct
77 Correct 186 ms 24824 KB Output is correct
78 Correct 195 ms 24440 KB Output is correct
79 Correct 184 ms 24184 KB Output is correct
80 Correct 170 ms 23928 KB Output is correct
81 Correct 182 ms 23544 KB Output is correct
82 Correct 263 ms 23032 KB Output is correct
83 Correct 249 ms 22648 KB Output is correct
84 Correct 245 ms 22136 KB Output is correct
85 Correct 218 ms 21752 KB Output is correct
86 Correct 167 ms 21240 KB Output is correct
87 Correct 249 ms 20820 KB Output is correct
88 Correct 215 ms 20472 KB Output is correct
89 Correct 223 ms 20092 KB Output is correct
90 Correct 238 ms 19628 KB Output is correct
91 Correct 5 ms 512 KB Output is correct
92 Correct 5 ms 512 KB Output is correct
93 Correct 5 ms 512 KB Output is correct
94 Correct 192 ms 34424 KB Output is correct
95 Correct 207 ms 35832 KB Output is correct
96 Correct 327 ms 35704 KB Output is correct
97 Correct 177 ms 19320 KB Output is correct
98 Correct 113 ms 12664 KB Output is correct
99 Correct 258 ms 35832 KB Output is correct
100 Correct 143 ms 18168 KB Output is correct
101 Correct 128 ms 18168 KB Output is correct
102 Correct 157 ms 25336 KB Output is correct
103 Correct 213 ms 36348 KB Output is correct
104 Correct 292 ms 36344 KB Output is correct
105 Correct 328 ms 36216 KB Output is correct
106 Correct 292 ms 34672 KB Output is correct
107 Correct 172 ms 31992 KB Output is correct
108 Correct 186 ms 27384 KB Output is correct
109 Correct 237 ms 31480 KB Output is correct
110 Correct 260 ms 29560 KB Output is correct
111 Correct 232 ms 36348 KB Output is correct
112 Correct 281 ms 35832 KB Output is correct
113 Correct 228 ms 34040 KB Output is correct
114 Correct 139 ms 33912 KB Output is correct
115 Correct 292 ms 34040 KB Output is correct
116 Correct 300 ms 35832 KB Output is correct
117 Correct 287 ms 35960 KB Output is correct
118 Correct 274 ms 35832 KB Output is correct
119 Correct 248 ms 35832 KB Output is correct
120 Correct 293 ms 35832 KB Output is correct
121 Correct 210 ms 31992 KB Output is correct
122 Correct 177 ms 35832 KB Output is correct
123 Correct 289 ms 35576 KB Output is correct
124 Correct 5 ms 512 KB Output is correct
125 Correct 5 ms 512 KB Output is correct
126 Correct 5 ms 512 KB Output is correct