QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#341074 | #992. Number of Colorful Matchings | ucup-team1209 | AC ✓ | 111ms | 7236kb | C++20 | 1.9kb | 2024-02-29 15:27:40 | 2024-02-29 15:27:40 |
Judging History
answer
#include<bits/stdc++.h>
using std::cin;
using std::cout;
using db = double;
using ll = long long;
using u64 = unsigned long long;
const int N = 305;
using set = std::bitset<N>;
set a[N][N];
int deg[N];
int n;
void det() {
for(int i = 0;i < n;++i) {
auto get = [&](int j) {
for(;deg[j] >= 0 && !a[j][i].test(deg[j]);) -- deg[j];
return deg[j];
};
for(int j = i;j < n;++j) {
deg[j] = n;
}
for(int d = n;d >= 0;--d) {
using pr = std::pair<int, int>;
static std::vector<pr> v;
v.clear();
for(int j = i;j < n;++j) {
if(get(j) == d) {
int s = 0;
for(int k = d;k >= std::max(d - 4, 0);--k) {
s = s << 1 | a[j][i].test(k);
}
v.emplace_back(s, j);
}
}
if(v.empty()) continue;
for(int z = 0;z + 1 < (int) v.size();++z) {
int x = v[z].second, y = v[z + 1].second;
for(int k = i;k < n;++k) {
a[x][k] ^= a[y][k];
}
}
int z = v.back().second;
int fnd = -1;
for(int j = i;j < n;++j) {
if(j == z) continue;
int p = get(j);
if(p != -1 && p != d) {
fnd = j;
break;
}
}
if(fnd == -1) {
if(z != i) {
for(int j = i;j < n;++j) {
std::swap(a[i][j], a[z][j]);
}
}
break;
}
int shift = d - get(fnd);
for(int j = i;j < n;++j) {
a[z][j] ^= a[fnd][j] << shift;
}
}
}
}
int main() {
std::ios::sync_with_stdio(false), cin.tie(0);
cin >> n;
std::mt19937 gen;
for(int k : {1, 0})
for(int i = 0;i < n;++i) {
for(int j = 0;j < n;++j) {
char c;
cin >> c;
// c = gen() % 3 ? '1' : 0;
if(c == '1') {
a[i][j].set(k);
}
}
}
det();
set res; res.set(0);
for(int i = 0;i < n;++i) {
set tmp;
for(int j = 0;j <= n;++j) if(a[i][i].test(j)) tmp ^= res << j;
res = tmp;
}
for(int i = 0;i <= n;++i) {
cout << res.test(i) << '\n';
}
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3620kb
input:
2 11 10 00 11
output:
0 0 1
result:
ok 3 tokens
Test #2:
score: 0
Accepted
time: 0ms
memory: 3612kb
input:
10 0100110000 0000010111 0111000111 1000101100 1101000001 1111110000 1001001110 0000000011 0001000010 0100100110 1100010101 0001000001 0001001010 0011100111 0010101111 1001011011 1001100111 0111101001 0010100010 0001111011
output:
0 0 0 1 1 1 1 1 0 0 1
result:
ok 11 tokens
Test #3:
score: 0
Accepted
time: 1ms
memory: 3728kb
input:
18 001100000000010111 011100011110001011 001101000001111111 000010010011100000 000011000100001001 001001101100010101 000100000100010010 100011100111001010 111110010110111001 100111011110100100 101000100001111011 110000100101011111 101011001000000111 110001011110010101 110010011111001110 001001011100...
output:
0 0 0 1 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0
result:
ok 19 tokens
Test #4:
score: 0
Accepted
time: 0ms
memory: 3648kb
input:
18 110000000001011101 110001111000101100 110100000111111100 001001001110000000 001100010000100100 100110110001010100 010000010001001010 001110011100101011 111001011011100110 011101111010010010 100010000111101111 000010010101111110 101100100000011111 000101111001010111 001001111100111000 100101110010...
output:
0 0 0 0 1 0 1 1 1 0 1 1 0 0 1 0 1 1 0
result:
ok 19 tokens
Test #5:
score: 0
Accepted
time: 92ms
memory: 7156kb
input:
300 00000000010111011100011110001011001101000001111111000010010011100000000011000100001001001001101100010101000100000100010010100011100111001010111110010110111001100111011110100100101000100001111011110000100101011111101011001000000111110001011110010101110010011111001110001001011100100010010000000000...
output:
0 0 0 0 0 1 1 1 0 1 1 1 0 0 0 1 1 0 1 0 0 1 1 0 0 0 0 1 0 0 0 1 1 0 1 0 1 0 1 0 1 1 1 0 0 1 0 0 1 1 1 1 0 0 0 1 1 0 1 1 1 0 0 1 1 1 1 0 1 1 0 0 1 0 1 1 0 0 1 1 1 1 1 0 0 1 0 0 1 1 0 1 0 1 0 0 1 0 0 1 1 1 1 1 0 1 1 0 0 1 1 0 0 1 1 0 1 1 1 1 0 1 0 0 0 0 1 1 0 0 0 0 1 0 0 1 1 0 1 1 1 0 1 1 0 0 1 0 1 1 ...
result:
ok 301 tokens
Test #6:
score: 0
Accepted
time: 100ms
memory: 7184kb
input:
300 00000001011101110001111000101100110100000111111100001001001110000000001100010000100100100110110001010100010000010001001010001110011100101011111001011011100110011101111010010010100010000111101111000010010101111110101100100000011111000101111001010111001001111100111000100101110010001001000000000001...
output:
0 0 0 1 0 1 1 0 0 0 0 1 1 1 0 0 1 0 0 0 0 1 0 1 1 1 1 1 0 0 1 1 0 1 1 1 1 0 1 0 1 1 1 1 1 1 0 0 1 1 0 1 0 1 0 0 1 0 0 1 0 0 0 1 0 1 1 0 1 1 0 1 1 1 0 0 0 1 0 1 0 1 1 0 1 1 0 1 1 1 1 1 1 0 1 0 0 1 0 0 1 0 1 0 0 0 0 1 1 0 1 1 0 0 0 1 1 1 0 1 1 0 1 0 1 0 0 1 1 1 0 0 1 0 1 0 0 1 0 1 1 1 1 0 1 1 0 1 0 1 ...
result:
ok 301 tokens
Test #7:
score: 0
Accepted
time: 93ms
memory: 7156kb
input:
300 00000101110111000111100010110011010000011111110000100100111000000000110001000010010010011011000101010001000001000100101000111001110010101111100101101110011001110111101001001010001000011110111100001001010111111010110010000001111100010111100101011100100111110011100010010111001000100100000000000111...
output:
0 0 0 0 0 1 1 1 1 0 0 0 1 1 1 0 1 0 0 1 0 1 1 0 1 0 1 0 0 1 1 0 0 0 0 0 1 1 0 0 0 0 1 0 1 1 1 1 1 1 1 0 1 0 0 1 0 0 1 1 0 1 1 1 0 1 0 1 0 1 0 1 0 1 0 0 0 1 0 0 1 1 1 0 0 0 0 0 0 1 0 0 0 0 1 1 1 1 0 0 0 0 1 0 1 1 0 1 0 1 0 1 0 0 0 0 1 0 1 1 1 0 0 0 0 1 1 0 1 1 1 0 1 1 0 0 1 1 1 0 0 0 1 0 0 1 0 1 1 1 ...
result:
ok 301 tokens
Test #8:
score: 0
Accepted
time: 13ms
memory: 6016kb
input:
200 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 201 tokens
Test #9:
score: 0
Accepted
time: 15ms
memory: 6316kb
input:
230 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 00000000000000000000000000000000000000000000000000000000000000000...
output:
0 0 1 0 0 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 231 tokens
Test #10:
score: 0
Accepted
time: 29ms
memory: 6864kb
input:
270 000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 0000000000000000000000000...
output:
0 0 0 1 1 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 271 tokens
Test #11:
score: 0
Accepted
time: 36ms
memory: 7236kb
input:
300 00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000...
output:
0 1 0 0 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 301 tokens
Test #12:
score: 0
Accepted
time: 2ms
memory: 3936kb
input:
50 11000111100010110011010000011111110000100100111000 00000011000100001001001001101100010101000100000100 01001010001110011100101011111001011011100110011101 11101001001010001000011110111100001001010111111010 11001000000111110001011110010101110010011111001110 001001011100100010010000000000011101110101...
output:
0 1 1 1 0 0 0 0 0 0 1 0 0 1 1 1 0 1 0 0 0 1 0 0 0 1 1 1 0 0 1 1 0 0 1 0 1 0 0 1 0 1 0 1 1 1 1 0 0 1 1
result:
ok 51 tokens
Test #13:
score: 0
Accepted
time: 3ms
memory: 4132kb
input:
80 00011110001011001101000001111111000010010011100000000011000100001001001001101100 01010100010000010001001010001110011100101011111001011011100110011101111010010010 10001000011110111100001001010111111010110010000001111100010111100101011100100111 110011100010010111001000100100000000000111011101011011...
output:
0 1 0 0 1 0 1 0 1 0 0 1 1 0 0 0 0 1 1 0 0 0 1 1 1 0 1 1 1 0 0 0 1 1 1 0 0 0 0 1 1 0 0 1 0 1 0 1 0 0 1 0 1 1 1 1 1 1 0 1 1 0 1 1 1 1 1 0 0 0 0 0 1 0 0 1 0 1 1 0 0
result:
ok 81 tokens
Test #14:
score: 0
Accepted
time: 6ms
memory: 4664kb
input:
120 011110001011001101000001111111000010010011100000000011000100001001001001101100010101000100000100010010100011100111001010 111110010110111001100111011110100100101000100001111011110000100101011111101011001000000111110001011110010101110010011111 001110001001011100100010010000000000011101110101101110...
output:
0 1 0 0 1 0 1 0 0 1 1 0 0 0 1 1 0 1 0 0 0 0 0 1 1 1 0 1 0 0 0 0 1 1 0 1 1 0 0 1 1 1 0 1 1 1 0 0 0 1 0 1 0 1 1 1 1 1 0 1 0 0 1 0 1 1 0 1 0 1 1 0 1 1 1 1 1 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 1 0 1 1 1 0 1 0 1 0 1 0 0 0 1 0 1 0 0 1 0 0 0 0
result:
ok 121 tokens
Test #15:
score: 0
Accepted
time: 21ms
memory: 5636kb
input:
180 111000101100110100000111111100001001001110000000001100010000100100100110110001010100010000010001001010001110011100101011111001011011100110011101111010010010100010000111101111000010 0101011111101011001000000111110001011110010101110010011111001110001001011100100010010000000000011101110101101110100...
output:
0 1 0 0 1 1 1 1 0 1 1 0 1 0 0 0 1 1 0 0 0 0 0 1 1 1 0 0 1 1 0 0 0 1 1 1 1 0 1 1 1 0 0 1 1 0 1 1 1 0 0 0 1 0 0 1 0 1 0 1 1 1 0 0 0 1 0 1 1 1 1 0 0 0 0 0 1 1 1 0 0 1 1 1 1 1 0 0 0 0 0 0 1 1 0 1 0 1 1 0 0 1 1 1 1 0 0 0 1 0 1 0 1 1 0 1 0 1 0 0 1 1 1 1 0 1 1 1 1 0 0 1 0 1 1 1 0 1 1 0 1 1 1 1 1 0 0 0 1 1 ...
result:
ok 181 tokens
Test #16:
score: 0
Accepted
time: 31ms
memory: 6248kb
input:
220 1000101100110100000111111100001001001110000000001100010000100100100110110001010100010000010001001010001110011100101011111001011011100110011101111010010010100010000111101111000010010101111110101100100000011111000101111001 010111001001111100111000100101110010001001000000000001110111010110111010011...
output:
1 0 0 0 0 0 1 1 0 1 0 0 0 1 1 1 1 1 1 0 1 1 0 0 1 1 1 0 0 0 0 0 0 1 1 1 0 1 0 1 0 1 1 0 0 1 0 1 0 1 1 0 0 1 1 0 1 1 1 0 1 1 0 1 1 1 1 0 0 0 1 0 1 1 1 1 0 0 0 1 0 1 1 0 1 1 1 1 1 0 0 0 0 1 1 0 0 0 0 0 1 0 0 0 0 1 0 0 0 1 1 1 1 1 0 0 1 1 0 0 0 0 0 1 1 1 0 0 0 1 1 0 1 1 1 1 1 1 1 0 1 0 1 0 0 1 1 0 1 0 ...
result:
ok 221 tokens
Test #17:
score: 0
Accepted
time: 48ms
memory: 6556kb
input:
250 0010110011010000011111110000100100111000000000110001000010010010011011000101010001000001000100101000111001110010101111100101101110011001110111101001001010001000011110111100001001010111111010110010000001111100010111100101011100100111110011100010010111 001000100100000000000111011101011011101001111...
output:
0 1 1 1 0 1 1 0 0 1 1 0 1 0 0 0 1 0 0 1 1 0 0 1 1 1 0 1 0 0 0 0 1 0 0 0 0 1 1 1 1 0 0 1 0 1 1 1 1 1 0 1 1 0 1 0 0 0 1 0 0 0 0 0 1 0 1 1 0 1 1 0 0 1 1 1 0 1 0 0 1 0 0 1 0 1 0 0 1 0 1 1 1 1 1 1 1 0 1 1 1 1 1 0 1 1 0 1 0 1 1 1 0 0 1 0 0 0 1 1 0 1 1 1 1 0 1 1 0 0 1 1 0 1 1 1 1 0 0 0 0 1 1 1 0 1 1 0 1 0 ...
result:
ok 251 tokens
Test #18:
score: 0
Accepted
time: 70ms
memory: 6840kb
input:
270 101100110100000111111100001001001110000000001100010000100100100110110001010100010000010001001010001110011100101011111001011011100110011101111010010010100010000111101111000010010101111110101100100000011111000101111001010111001001111100111000100101110010001001000000000001 1101110101101110100111111...
output:
0 1 0 0 1 1 1 0 0 1 0 1 0 1 1 0 1 1 0 0 1 0 0 1 1 1 0 1 1 0 0 0 1 0 0 1 1 1 0 0 0 0 1 0 0 0 0 0 1 1 1 0 1 1 1 0 0 1 1 0 1 1 1 1 0 1 1 0 0 1 0 0 0 1 1 0 0 1 1 1 1 0 1 0 0 1 0 1 0 0 1 1 1 1 0 0 0 1 0 1 0 0 1 0 0 0 1 1 0 0 1 1 0 1 1 1 1 0 1 1 0 0 0 0 1 0 0 1 1 0 0 0 0 0 0 1 1 0 0 1 0 1 1 0 0 0 0 1 0 0 ...
result:
ok 271 tokens
Test #19:
score: 0
Accepted
time: 83ms
memory: 7140kb
input:
300 11001101000001111111000010010011100000000011000100001001001001101100010101000100000100010010100011100111001010111110010110111001100111011110100100101000100001111011110000100101011111101011001000000111110001011110010101110010011111001110001001011100100010010000000000011101110101101110100111111110...
output:
0 0 0 0 1 0 1 0 0 1 1 1 1 0 0 1 1 0 1 1 0 0 0 1 1 0 0 1 0 0 1 1 0 1 0 0 1 0 0 1 1 1 0 0 0 1 1 1 1 1 1 1 0 0 1 0 0 1 0 1 0 0 1 0 1 1 0 1 0 1 1 0 0 0 0 1 1 1 0 0 1 0 1 1 0 1 1 0 1 1 0 1 0 1 1 1 1 0 0 1 1 1 1 1 1 1 1 1 0 1 0 0 1 0 1 0 1 0 1 1 1 1 0 0 1 1 0 1 0 1 1 1 0 1 0 1 1 1 1 0 1 1 1 1 1 0 1 1 0 1 ...
result:
ok 301 tokens
Test #20:
score: 0
Accepted
time: 111ms
memory: 7156kb
input:
300 00110100000111111100001001001110000000001100010000100100100110110001010100010000010001001010001110011100101011111001011011100110011101111010010010100010000111101111000010010101111110101100100000011111000101111001010111001001111100111000100101110010001001000000000001110111010110111010011111111010...
output:
1 1 0 1 1 0 1 1 1 1 1 1 1 0 0 1 0 1 0 1 0 0 1 1 0 0 1 0 0 0 0 0 1 0 0 1 1 1 0 0 0 1 1 0 0 1 0 1 0 1 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 1 0 1 1 0 0 1 0 0 1 0 0 1 1 1 0 0 0 1 1 0 1 0 1 0 0 0 0 0 0 0 1 0 0 1 1 1 1 0 1 0 0 0 1 0 1 0 1 1 0 0 0 1 1 0 1 1 0 0 0 0 1 0 1 0 1 0 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 0 ...
result:
ok 301 tokens
Test #21:
score: 0
Accepted
time: 89ms
memory: 7180kb
input:
300 11010000011111110000100100111000000000110001000010010010011011000101010001000001000100101000111001110010101111100101101110011001110111101001001010001000011110111100001001010111111010110010000001111100010111100101011100100111110011100010010111001000100100000000000111011101011011101001111111101001...
output:
0 1 0 1 0 1 1 0 1 1 0 0 0 0 1 1 1 0 1 1 0 0 1 1 0 0 0 1 0 0 0 1 1 0 1 1 1 0 1 1 1 1 1 0 0 0 1 1 0 0 0 0 0 0 1 1 0 1 0 1 1 0 0 0 1 1 1 0 0 1 0 0 1 0 0 1 1 0 0 1 0 0 0 1 0 1 1 0 0 1 0 1 0 0 0 1 1 0 1 0 1 0 0 1 0 1 1 1 1 1 0 0 0 0 0 0 0 1 0 1 0 1 0 1 1 0 0 1 0 0 1 0 0 1 0 1 1 0 0 1 0 0 1 0 1 0 0 1 0 0 ...
result:
ok 301 tokens