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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#565752 | #9308. World Cup | shumian | WA | 0ms | 3840kb | C++23 | 2.1kb | 2024-09-15 22:09:12 | 2024-09-15 22:09:12 |
Judging History
answer
#include <bits/stdc++.h>
#define int long long
using namespace std;
void solve() {
vector<vector<int>> q(8);
int mark;
// 读取每组的四个实力值
for(int i = 0; i < 8; ++i) {
vector<int> num(4);
for(int j = 0; j < 4; ++j) {
cin >> num[j];
if (i == 0 && j == 0) mark = num[j];
}
sort(num.rbegin(), num.rend());
q[i] = num;
}
// 保留每组的前两名
vector<int> qq;
bool foundMark = false;
for(auto& group : q) {
qq.push_back(group[0]);
qq.push_back(group[1]);
}
// 检查中国队是否在淘汰赛阶段
if(find(qq.begin(), qq.end(), mark) == qq.end()) {
cout << 32 << endl;
return;
}
vector<int> pp1(8), pp2(8);
pp1 = {qq[0], qq[3], qq[4], qq[7], qq[8], qq[11], qq[12], qq[15]};
pp2 = {qq[1], qq[2], qq[5], qq[6], qq[9], qq[10], qq[13], qq[14]};
int round = 16;
for(int i = 0; i < 2; ++i) {
bool flag = false;
vector<int> pp3, pp4;
// 第一半区
for(int j = 0; j < pp1.size(); j += 2) {
int xx = max(pp1[j], pp1[j + 1]);
if (xx == mark) flag = true;
pp3.push_back(xx);
}
pp1 = pp3;
// 第二半区
for(int j = 0; j < pp2.size(); j += 2) {
int xx = max(pp2[j], pp2[j + 1]);
if (xx == mark) flag = true;
pp4.push_back(xx);
}
pp2 = pp4;
if (!flag) {
cout << round << endl;
return;
}
round /= 2;
}
int nn1 = max(pp1[0], pp1[1]);
int nn2 = max(pp2[0], pp2[1]);
if (nn1 != mark && nn2 != mark) {
cout << 4 << endl;
return;
}
nn1 = max(nn1, nn2);
if (nn1 == mark) {
cout << 1 << endl;
} else {
cout << 2 << endl;
}
}
signed main() {
ios::sync_with_stdio(false);
cin.tie(0);
int t;
cin >> t;
while (t--) {
solve();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 0ms
memory: 3840kb
input:
1 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
output:
1
result:
ok 1 number(s): "1"
Test #2:
score: -100
Wrong Answer
time: 0ms
memory: 3648kb
input:
32 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 3 1 2 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 4 1 2 3 5 6 7 8 9 10 11 12 13 14 15 ...
output:
32 32 16 16 16 16 8 8 8 8 8 8 8 8 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 4 2 1
result:
wrong answer 14th numbers differ - expected: '4', found: '8'