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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#381510 | #8566. Can We Still Qualify For Semifinals? | ucup-team004# | AC ✓ | 1ms | 3788kb | C++20 | 2.4kb | 2024-04-07 18:24:37 | 2024-04-07 18:24:38 |
Judging History
answer
#include <bits/stdc++.h>
using i64 = long long;
std::vector<std::pair<int, int>> edges;
void solve() {
int k;
std::cin >> k;
std::string s;
std::cin >> s;
std::vector<int> score(10);
for (int i = 0; i < k; i++) {
auto [x, y] = edges[i];
if (s[i] == '1') {
score[x]++;
} else {
score[y]++;
}
}
std::vector<std::pair<int, int>> e;
for (int i = k; i < edges.size(); i++) {
auto [x, y] = edges[i];
if (x == 0) {
score[0]++;
} else {
e.emplace_back(x, y);
}
}
for (int s = 0; s < (1 << 10); s += 2) {
if (__builtin_popcount(s) == 3) {
int ok = 1;
for (int i = 1; i < 10; i++) {
if ((~s >> i & 1) && score[i] > score[0]) {
ok = 0;
break;
}
}
if (!ok) {
continue;
}
int match = 0;
for (int t = 0; t < (1 << 10); t += 2) {
int res = 0;
for (int i = 1; i < 10; i++) {
if (t >> i & 1) {
if (s >> i & 1) {
res -= 100;
} else {
res -= score[0] - score[i];
}
}
}
for (auto [x, y] : e) {
res += (t >> x & 1) || (t >> y & 1);
}
match = std::min(match, res);
}
for (int i = 1; i < 10; i++) {
if (s >> i & 1) {
match += 100;
} else {
match += score[0] - score[i];
}
}
if (match == e.size()) {
std::cout << "YES\n";
return;
}
}
}
std::cout << "NO\n";
}
int main() {
std::ios::sync_with_stdio(false);
std::cin.tie(nullptr);
std::vector<int> p(10);
std::iota(p.begin(), p.end(), 0);
for (int t = 0; t < 9; t++) {
for (int i = 0; i < 5; i++) {
edges.emplace_back(p[i], p[9 - i]);
}
std::rotate(p.begin() + 1, p.end() - 1, p.end());
}
int t;
std::cin >> t;
while (t--) {
solve();
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3568kb
input:
3 3 111 25 1000010101111111111010100 35 01111011110111101111011110111101111
output:
YES YES NO
result:
ok 3 token(s): yes count is 2, no count is 1
Test #2:
score: 0
Accepted
time: 1ms
memory: 3624kb
input:
10 16 0110000001010100 17 01111000110110101 15 001100010101111 16 0010101010011100 19 0000000100010110100 16 0011101010011100 18 011110010001100000 18 000110101001100011 20 01100010000100100100 15 001000111001101
output:
YES YES YES YES YES YES YES YES YES YES
result:
ok 10 token(s): yes count is 10, no count is 0
Test #3:
score: 0
Accepted
time: 1ms
memory: 3660kb
input:
10 37 0110000001010100011101001011100110001 39 000100111101101001100101101000000000100 35 00111000100111100101011010111100100 33 010000010001110010110001101110001 30 000100010100000010010110101010 31 0000101000011010101001010000000 44 00001000000111101011010110000101100011000100 42 01111011110001001...
output:
NO NO NO NO NO NO NO NO NO NO
result:
ok 10 token(s): yes count is 0, no count is 10
Test #4:
score: 0
Accepted
time: 1ms
memory: 3636kb
input:
10 23 01100000010101000111010 38 01111001100011000101011110101001101001 27 010000000001001001110001001 26 01101001110011101101000110 8 00001000 22 0110100110001110110001 9 000100010 24 000000100101101010100100 6 011000 29 01101010100101000000000000100
output:
YES NO NO NO YES YES YES YES YES NO
result:
ok 10 token(s): yes count is 6, no count is 4
Test #5:
score: 0
Accepted
time: 1ms
memory: 3628kb
input:
10 30 011000000101010001110100101110 29 01001010010011101110010110010 28 0110000000001000101101001001 23 01101001110011101101000 23 01000001000111001011000 24 011110001000010001010000 23 01001011010101001000011 30 000110011001010010000000000010 24 000110111001110011000011 28 000110001000011011110110...
output:
NO NO NO YES YES YES YES NO YES NO
result:
ok 10 token(s): yes count is 5, no count is 5
Test #6:
score: 0
Accepted
time: 1ms
memory: 3620kb
input:
10 21 011000000101010001110 21 000110110101001010010 22 0111101101001100101101 24 000000001000101011000101 21 011010011100111011010 20 00110000010001101010 21 010010111100010000100 24 010100000100011010110010 23 00001010000110101010010 25 0000000000001000001101110
output:
YES YES YES YES YES YES YES YES YES YES
result:
ok 10 token(s): yes count is 10, no count is 0
Test #7:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
10 26 01100000010101000111010010 26 01101010010100100111011100 26 00110010110100000000010010 27 011100010101110010110101101 30 010100011000001000110101001100 30 011110001000010001010000001001 28 0101100101000010100001101010 26 00101000000000000100000110 28 0110101101010000111000110001 27 00011011110...
output:
NO NO NO NO NO NO NO NO NO NO
result:
ok 10 token(s): yes count is 0, no count is 10
Test #8:
score: 0
Accepted
time: 0ms
memory: 3564kb
input:
10 25 0010100010011010111001111 26 01001010100010101010001010 26 01111001110000100111011110 26 10001000100110101110011110 26 10101010100110101110011110 27 110100010101010011010111001 27 101010101001101011100111101 31 1000010001010100110001011011110 37 1000101111000100110000011000000100101 40 1000101...
output:
NO NO NO NO NO NO NO NO NO NO
result:
ok 10 token(s): yes count is 0, no count is 10
Test #9:
score: 0
Accepted
time: 1ms
memory: 3788kb
input:
10 26 00001010000000000000000000 26 00000010000000000000000000 26 01101010100010101011011110 26 00011011110111101111011110 27 001100110101011001110111101 27 000110111101111011110111101 28 0110001001000010011101111011 29 01000000010001101000011110111 29 01000000010000101101011110111 30 01000011110111...
output:
YES YES YES YES YES YES YES YES YES NO
result:
ok 10 token(s): yes count is 9, no count is 1
Test #10:
score: 0
Accepted
time: 1ms
memory: 3656kb
input:
10 1 0 2 00 10 0001101110 14 00101010000011 20 00000010010100101010 25 0000000101000100100001111 35 01110011010000101010000010010000100 40 0000100110001110101100001001000110000001 44 01011010110010101110011000010001010011100011 45 010010001001010011110111101011011000000100001
output:
YES YES YES YES YES YES NO NO NO NO
result:
ok 10 token(s): yes count is 6, no count is 4
Extra Test:
score: 0
Extra Test Passed