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Submission #243738

# Submission time Handle Problem Language Result Execution time Memory
243738 2020-07-01T17:51:10 Z AMO5 Genetics (BOI18_genetics) C++17
100 / 100
 318 ms 26104 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]*3ll%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 4 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 5 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 52 ms 5368 KB Output is correct
2 Correct 40 ms 6272 KB Output is correct
3 Correct 57 ms 6136 KB Output is correct
4 Correct 16 ms 1920 KB Output is correct
5 Correct 40 ms 6264 KB Output is correct
6 Correct 45 ms 6264 KB Output is correct
7 Correct 28 ms 3320 KB Output is correct
8 Correct 24 ms 3328 KB Output is correct
9 Correct 35 ms 6008 KB Output is correct
10 Correct 53 ms 6012 KB Output is correct
11 Correct 42 ms 5504 KB Output is correct
12 Correct 32 ms 5624 KB Output is correct
13 Correct 35 ms 5504 KB Output is correct
14 Correct 43 ms 5120 KB Output is correct
15 Correct 30 ms 5112 KB Output is correct
16 Correct 37 ms 5120 KB Output is correct
17 Correct 52 ms 6144 KB Output is correct
18 Correct 36 ms 6008 KB Output is correct
19 Correct 50 ms 6016 KB Output is correct
20 Correct 38 ms 6008 KB Output is correct
21 Correct 50 ms 6016 KB Output is correct
22 Correct 56 ms 6016 KB Output is correct
23 Correct 58 ms 6008 KB Output is correct
24 Correct 57 ms 6136 KB Output is correct
25 Correct 45 ms 6008 KB Output is correct
26 Correct 46 ms 6008 KB Output is correct
27 Correct 44 ms 6008 KB Output is correct
28 Correct 43 ms 6008 KB Output is correct
29 Correct 52 ms 6016 KB Output is correct
30 Correct 31 ms 6272 KB Output is correct
31 Correct 39 ms 6272 KB Output is correct
32 Correct 43 ms 6264 KB Output is correct
33 Correct 5 ms 512 KB Output is correct
34 Correct 5 ms 512 KB Output is correct
35 Correct 4 ms 512 KB Output is correct

Subtask #3
28.0 / 28.0

# Verdict Execution time Memory Grader output
1 Correct 52 ms 5368 KB Output is correct
2 Correct 40 ms 6272 KB Output is correct
3 Correct 57 ms 6136 KB Output is correct
4 Correct 16 ms 1920 KB Output is correct
5 Correct 40 ms 6264 KB Output is correct
6 Correct 45 ms 6264 KB Output is correct
7 Correct 28 ms 3320 KB Output is correct
8 Correct 24 ms 3328 KB Output is correct
9 Correct 35 ms 6008 KB Output is correct
10 Correct 53 ms 6012 KB Output is correct
11 Correct 42 ms 5504 KB Output is correct
12 Correct 32 ms 5624 KB Output is correct
13 Correct 35 ms 5504 KB Output is correct
14 Correct 43 ms 5120 KB Output is correct
15 Correct 30 ms 5112 KB Output is correct
16 Correct 37 ms 5120 KB Output is correct
17 Correct 52 ms 6144 KB Output is correct
18 Correct 36 ms 6008 KB Output is correct
19 Correct 50 ms 6016 KB Output is correct
20 Correct 38 ms 6008 KB Output is correct
21 Correct 50 ms 6016 KB Output is correct
22 Correct 56 ms 6016 KB Output is correct
23 Correct 58 ms 6008 KB Output is correct
24 Correct 57 ms 6136 KB Output is correct
25 Correct 45 ms 6008 KB Output is correct
26 Correct 46 ms 6008 KB Output is correct
27 Correct 44 ms 6008 KB Output is correct
28 Correct 43 ms 6008 KB Output is correct
29 Correct 52 ms 6016 KB Output is correct
30 Correct 31 ms 6272 KB Output is correct
31 Correct 39 ms 6272 KB Output is correct
32 Correct 43 ms 6264 KB Output is correct
33 Correct 5 ms 512 KB Output is correct
34 Correct 5 ms 512 KB Output is correct
35 Correct 4 ms 512 KB Output is correct
36 Correct 202 ms 23032 KB Output is correct
37 Correct 164 ms 24696 KB Output is correct
38 Correct 277 ms 24952 KB Output is correct
39 Correct 80 ms 9080 KB Output is correct
40 Correct 236 ms 24952 KB Output is correct
41 Correct 126 ms 12996 KB Output is correct
42 Correct 102 ms 12964 KB Output is correct
43 Correct 141 ms 19064 KB Output is correct
44 Correct 182 ms 25160 KB Output is correct
45 Correct 243 ms 25208 KB Output is correct
46 Correct 177 ms 25080 KB Output is correct
47 Correct 203 ms 23032 KB Output is correct
48 Correct 240 ms 23064 KB Output is correct
49 Correct 140 ms 20472 KB Output is correct
50 Correct 202 ms 20528 KB Output is correct
51 Correct 208 ms 22008 KB Output is correct
52 Correct 262 ms 25084 KB Output is correct
53 Correct 266 ms 25016 KB Output is correct
54 Correct 142 ms 24056 KB Output is correct
55 Correct 192 ms 24024 KB Output is correct
56 Correct 178 ms 24188 KB Output is correct
57 Correct 284 ms 25432 KB Output is correct
58 Correct 223 ms 25452 KB Output is correct
59 Correct 196 ms 25316 KB Output is correct
60 Correct 192 ms 25584 KB Output is correct
61 Correct 197 ms 25488 KB Output is correct
62 Correct 179 ms 25464 KB Output is correct
63 Correct 179 ms 25728 KB Output is correct
64 Correct 184 ms 25964 KB Output is correct
65 Correct 268 ms 25592 KB Output is correct
66 Correct 248 ms 25848 KB Output is correct
67 Correct 252 ms 25808 KB Output is correct
68 Correct 219 ms 26104 KB Output is correct
69 Correct 195 ms 25548 KB Output is correct
70 Correct 247 ms 25208 KB Output is correct
71 Correct 212 ms 24696 KB Output is correct
72 Correct 225 ms 24440 KB Output is correct
73 Correct 239 ms 24056 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 4 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 5 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 52 ms 5368 KB Output is correct
19 Correct 40 ms 6272 KB Output is correct
20 Correct 57 ms 6136 KB Output is correct
21 Correct 16 ms 1920 KB Output is correct
22 Correct 40 ms 6264 KB Output is correct
23 Correct 45 ms 6264 KB Output is correct
24 Correct 28 ms 3320 KB Output is correct
25 Correct 24 ms 3328 KB Output is correct
26 Correct 35 ms 6008 KB Output is correct
27 Correct 53 ms 6012 KB Output is correct
28 Correct 42 ms 5504 KB Output is correct
29 Correct 32 ms 5624 KB Output is correct
30 Correct 35 ms 5504 KB Output is correct
31 Correct 43 ms 5120 KB Output is correct
32 Correct 30 ms 5112 KB Output is correct
33 Correct 37 ms 5120 KB Output is correct
34 Correct 52 ms 6144 KB Output is correct
35 Correct 36 ms 6008 KB Output is correct
36 Correct 50 ms 6016 KB Output is correct
37 Correct 38 ms 6008 KB Output is correct
38 Correct 50 ms 6016 KB Output is correct
39 Correct 56 ms 6016 KB Output is correct
40 Correct 58 ms 6008 KB Output is correct
41 Correct 57 ms 6136 KB Output is correct
42 Correct 45 ms 6008 KB Output is correct
43 Correct 46 ms 6008 KB Output is correct
44 Correct 44 ms 6008 KB Output is correct
45 Correct 43 ms 6008 KB Output is correct
46 Correct 52 ms 6016 KB Output is correct
47 Correct 31 ms 6272 KB Output is correct
48 Correct 39 ms 6272 KB Output is correct
49 Correct 43 ms 6264 KB Output is correct
50 Correct 5 ms 512 KB Output is correct
51 Correct 5 ms 512 KB Output is correct
52 Correct 4 ms 512 KB Output is correct
53 Correct 202 ms 23032 KB Output is correct
54 Correct 164 ms 24696 KB Output is correct
55 Correct 277 ms 24952 KB Output is correct
56 Correct 80 ms 9080 KB Output is correct
57 Correct 236 ms 24952 KB Output is correct
58 Correct 126 ms 12996 KB Output is correct
59 Correct 102 ms 12964 KB Output is correct
60 Correct 141 ms 19064 KB Output is correct
61 Correct 182 ms 25160 KB Output is correct
62 Correct 243 ms 25208 KB Output is correct
63 Correct 177 ms 25080 KB Output is correct
64 Correct 203 ms 23032 KB Output is correct
65 Correct 240 ms 23064 KB Output is correct
66 Correct 140 ms 20472 KB Output is correct
67 Correct 202 ms 20528 KB Output is correct
68 Correct 208 ms 22008 KB Output is correct
69 Correct 262 ms 25084 KB Output is correct
70 Correct 266 ms 25016 KB Output is correct
71 Correct 142 ms 24056 KB Output is correct
72 Correct 192 ms 24024 KB Output is correct
73 Correct 178 ms 24188 KB Output is correct
74 Correct 284 ms 25432 KB Output is correct
75 Correct 223 ms 25452 KB Output is correct
76 Correct 196 ms 25316 KB Output is correct
77 Correct 192 ms 25584 KB Output is correct
78 Correct 197 ms 25488 KB Output is correct
79 Correct 179 ms 25464 KB Output is correct
80 Correct 179 ms 25728 KB Output is correct
81 Correct 184 ms 25964 KB Output is correct
82 Correct 268 ms 25592 KB Output is correct
83 Correct 248 ms 25848 KB Output is correct
84 Correct 252 ms 25808 KB Output is correct
85 Correct 219 ms 26104 KB Output is correct
86 Correct 195 ms 25548 KB Output is correct
87 Correct 247 ms 25208 KB Output is correct
88 Correct 212 ms 24696 KB Output is correct
89 Correct 225 ms 24440 KB Output is correct
90 Correct 239 ms 24056 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 184 ms 21304 KB Output is correct
95 Correct 196 ms 20472 KB Output is correct
96 Correct 310 ms 21936 KB Output is correct
97 Correct 172 ms 12920 KB Output is correct
98 Correct 110 ms 9132 KB Output is correct
99 Correct 258 ms 21152 KB Output is correct
100 Correct 137 ms 12280 KB Output is correct
101 Correct 120 ms 12332 KB Output is correct
102 Correct 151 ms 15908 KB Output is correct
103 Correct 207 ms 21756 KB Output is correct
104 Correct 285 ms 21624 KB Output is correct
105 Correct 318 ms 21624 KB Output is correct
106 Correct 287 ms 20984 KB Output is correct
107 Correct 177 ms 19576 KB Output is correct
108 Correct 186 ms 17016 KB Output is correct
109 Correct 223 ms 19192 KB Output is correct
110 Correct 249 ms 17784 KB Output is correct
111 Correct 225 ms 20980 KB Output is correct
112 Correct 273 ms 21368 KB Output is correct
113 Correct 214 ms 20088 KB Output is correct
114 Correct 133 ms 19832 KB Output is correct
115 Correct 275 ms 19704 KB Output is correct
116 Correct 290 ms 20984 KB Output is correct
117 Correct 276 ms 20984 KB Output is correct
118 Correct 260 ms 20856 KB Output is correct
119 Correct 235 ms 20728 KB Output is correct
120 Correct 276 ms 20600 KB Output is correct
121 Correct 196 ms 18552 KB Output is correct
122 Correct 166 ms 19448 KB Output is correct
123 Correct 277 ms 20344 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