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ID | 题目 | 提交者 | 结果 | 用时 | 内存 | 语言 | 文件大小 | 提交时间 | 测评时间 |
---|---|---|---|---|---|---|---|---|---|
#767642 | #5437. Graph Completing | JasonLee# | WA | 1ms | 3904kb | C++14 | 3.8kb | 2024-11-20 21:33:34 | 2024-11-20 21:33:35 |
Judging History
answer
#include<bits/stdc++.h>
using namespace std;
using atk_hp = pair<long long, long long>;
double awin, bwin, tie1;
void dfs(bool a_st, const vector<atk_hp>& a, const vector<atk_hp>& b, double p)
{
if (a_st) {
int b_size = b.size();
for (int i = 0; i < b.size(); i++) {
vector<atk_hp> atemp = a, btemp = b;
int a_id = 0, b_id = i;
atemp[a_id].second -= btemp[b_id].first;
btemp[b_id].second -= atemp[a_id].first;
vector<atk_hp> outa, outb;
bool adie = false, bdie = false;
if (atemp[a_id].second <= 0) {
adie = true;
}
if (btemp[b_id].second <= 0) {
bdie = true;
}
for (int j = 0; j < atemp.size(); j++) {
if (!(j == a_id && adie == true)) {
outa.push_back(atemp[j]);
}
}
for (int j = 0; j < btemp.size(); j++) {
if (!(j == b_id && bdie == true)) {
outb.push_back(btemp[j]);
}
}
bool endit = false;
if (outa.size() == 0 && outb.size() == 0) {
tie1 += p;
endit = true;
}
else if (outa.size() == 0) {
bwin += p;
endit = true;
}
else if (outb.size() == 0) {
awin += p;
endit = true;
}
if (!endit)
dfs(!a_st, outa, outb, 1.0 * p / b_size);
}
}
else {
int a_size = a.size();
for (int i = 0; i < a.size(); i++) {
vector<atk_hp> atemp = a, btemp = b;
int a_id = i, b_id = 0;
atemp[a_id].second -= btemp[b_id].first;
btemp[b_id].second -= atemp[a_id].first;
vector<atk_hp> outa, outb;
bool adie = false, bdie = false;
if (atemp[a_id].second <= 0) {
adie = true;
}
if (btemp[b_id].second <= 0) {
bdie = true;
}
for (int j = 0; j < atemp.size(); j++) {
if (!(j == a_id && adie == true)) {
outa.push_back(atemp[j]);
}
}
for (int j = 0; j < btemp.size(); j++) {
if (!(j == b_id && bdie == true)) {
outb.push_back(btemp[j]);
}
}
bool endit = false;
if (outa.size() == 0 && outb.size() == 0) {
tie1 += p;
endit = true;
}
else if (outa.size() == 0) {
bwin += p;
endit = true;
}
else if (outb.size() == 0) {
awin += p;
endit = true;
}
if (!endit)
dfs(!a_st, outa, outb, 1.0 * p / a_size);
}
}
}
int main()
{
int n, m;
cin >> n >> m;
vector<atk_hp> a, b;
for (int i = 0; i < n; i++) {
long long temp;
cin >> temp;
atk_hp t;
t.first = t.second = temp;
a.push_back(t);
}
for (int j = 0; j < m; j++) {
long long temp;
cin >> temp;
atk_hp t;
t.first = t.second = temp;
b.push_back(t);
}
if (a.size() > b.size()) {
awin = 0, bwin = 0, tie1 = 0;
dfs(true, a, b, 1.0);
}
else if (a.size() < b.size()) {
awin = 0, bwin = 0, tie1 = 0;
dfs(false, a, b, 1.0);
}
else {
awin = 0, bwin = 0, tie1 = 0;
dfs(true, a, b, 0.5);
dfs(false, a, b, 0.5);
}
cout << awin << " " << bwin << " " << tie1 << endl;
return 0;
}
详细
Test #1:
score: 0
Wrong Answer
time: 1ms
memory: 3904kb
input:
3 2 1 2 2 3
output:
0 1.5 0
result:
wrong answer 1st numbers differ - expected: '1', found: '0'