Task: | Merkkijonot |
Sender: | Laserr |
Submission time: | 2023-01-21 16:33:55 +0200 |
Language: | C++ (C++11) |
Status: | READY |
Result: | 15 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 15 |
#2 | TIME LIMIT EXCEEDED | 0 |
#3 | TIME LIMIT EXCEEDED | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.00 s | 1, 2, 3 | details |
#2 | ACCEPTED | 0.00 s | 1, 2, 3 | details |
#3 | ACCEPTED | 0.00 s | 1, 2, 3 | details |
#4 | ACCEPTED | 0.00 s | 1, 2, 3 | details |
#5 | ACCEPTED | 0.00 s | 2, 3 | details |
#6 | ACCEPTED | 0.00 s | 2, 3 | details |
#7 | ACCEPTED | 0.00 s | 2, 3 | details |
#8 | TIME LIMIT EXCEEDED | -- | 2, 3 | details |
#9 | ACCEPTED | 0.00 s | 3 | details |
#10 | TIME LIMIT EXCEEDED | -- | 3 | details |
#11 | TIME LIMIT EXCEEDED | -- | 3 | details |
#12 | TIME LIMIT EXCEEDED | -- | 3 | details |
#13 | ACCEPTED | 0.00 s | 3 | details |
#14 | ACCEPTED | 0.00 s | 3 | details |
#15 | TIME LIMIT EXCEEDED | -- | 2, 3 | details |
#16 | TIME LIMIT EXCEEDED | -- | 3 | details |
Compiler report
input/code.cpp: In function 'll haku(ll, ll, ll)': input/code.cpp:16:10: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | if(k == v.size() && as == ya && bs == yb) return 1; | ~~^~~~~~~~~~~ input/code.cpp:17:10: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 17 | if(k >= v.size() || as > ya || bs > yb) return 0; | ~~^~~~~~~~~~~ input/code.cpp: In function 'int main()': input/code.cpp:35:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 35 | for(int j = 0; j < s.length(); j++){ |...
Code
#include <iostream>#include <vector>#include <algorithm>using namespace std;typedef long long ll;int n;ll ya, yb;vector<pair<ll,ll>> v;ll mod;vector<vector<vector<ll>>> d;ll haku(ll k, ll as, ll bs){if(k == v.size() && as == ya && bs == yb) return 1;if(k >= v.size() || as > ya || bs > yb) return 0;if(d[k][as][bs]) return d[k][as][bs];ll u = (haku(k + 1, as, bs) + haku(k + 1, as + v[k].first, bs + v[k].second)) % mod;//cout << k << " " << as << " " << bs << "\n";d[k][as][bs] = u;return u;}int main(){cin >> n;mod = 1e9 - 7;ya = 0;yb = 0;d.resize(n);for(int i = 0; i < n; i++){int a = 0; int b = 0;string s;cin >> s;for(int j = 0; j < s.length(); j++){if(s[j] == 'a') a++;else b++;}v.push_back({a, b});ya += a;yb += b;}if(ya % 2 == 1 || yb % 2 == 1){cout << 0;return 0;}ya /= 2;yb /= 2;//cout << n << " " << ya << " " << yb << "\n";for(int i = 0; i < n; i++){d[i].resize(ya + 1);for(int j = 0; j <= ya; j++) d[i][j].resize(yb + 1);}sort(v.begin(), v.end());cout << (haku(0, 0, 0)) % mod;}
Test details
Test 1
Group: 1, 2, 3
Verdict: ACCEPTED
input |
---|
4 b bbb baabaabaa aab |
correct output |
---|
0 |
user output |
---|
0 |
Test 2
Group: 1, 2, 3
Verdict: ACCEPTED
input |
---|
8 b bb baa a ... |
correct output |
---|
12 |
user output |
---|
12 |
Test 3
Group: 1, 2, 3
Verdict: ACCEPTED
input |
---|
16 a a a b ... |
correct output |
---|
5040 |
user output |
---|
5040 |
Test 4
Group: 1, 2, 3
Verdict: ACCEPTED
input |
---|
16 b b a a ... |
correct output |
---|
0 |
user output |
---|
0 |
Test 5
Group: 2, 3
Verdict: ACCEPTED
input |
---|
5 bab bbaaabbabbbaababbbabbabaaabaaa... |
correct output |
---|
0 |
user output |
---|
0 |
Test 6
Group: 2, 3
Verdict: ACCEPTED
input |
---|
10 baabbbababbbabbaaaabab aabaaabbbab aaaabbabab aab ... |
correct output |
---|
2 |
user output |
---|
2 |
Test 7
Group: 2, 3
Verdict: ACCEPTED
input |
---|
20 aaaab baaab babb b ... |
correct output |
---|
4332 |
user output |
---|
4332 |
Test 8
Group: 2, 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
100 a b a b ... |
correct output |
---|
433105324 |
user output |
---|
(empty) |
Test 9
Group: 3
Verdict: ACCEPTED
input |
---|
10 aaaabbabbaabbaaaabbbbabaaaabab... |
correct output |
---|
0 |
user output |
---|
0 |
Test 10
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
50 aaba aaa abbbbaaba ababbabbabab ... |
correct output |
---|
636733956 |
user output |
---|
(empty) |
Test 11
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
100 ba bbbaba bbba bb ... |
correct output |
---|
264657218 |
user output |
---|
(empty) |
Test 12
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
500 a b b b ... |
correct output |
---|
394045503 |
user output |
---|
(empty) |
Test 13
Group: 3
Verdict: ACCEPTED
input |
---|
2 bbbababaaaabbbaaaaaaabbabbbaab... |
correct output |
---|
2 |
user output |
---|
2 |
Test 14
Group: 3
Verdict: ACCEPTED
input |
---|
1 bbbaaaabaabbbababbbbbbbbabbbaa... |
correct output |
---|
0 |
user output |
---|
0 |
Test 15
Group: 2, 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
100 a a a a ... |
correct output |
---|
538992043 |
user output |
---|
(empty) |
Test 16
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
500 a a a a ... |
correct output |
---|
515561345 |
user output |
---|
(empty) |