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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#774331 | #5140. Frozen Scoreboard | ExtractStars | TL | 8ms | 4092kb | C++17 | 4.9kb | 2024-11-23 13:02:08 | 2024-11-23 13:02:08 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
#define ft first
#define sd second
#define yes cout << "yes\n"
#define no cout << "no\n"
#define Yes cout << "Yes\n"
#define No cout << "No\n"
#define YES cout << "YES\n"
#define NO cout << "NO\n"
#define pb push_back
#define eb emplace_back
#define all(x) x.begin(), x.end()
#define all1(x) x.begin() + 1, x.end()
#define unq_all(x) x.erase(unique(all(x)), x.end())
#define unq_all1(x) x.erase(unique(all1(x)), x.end())
#define inf 0x3f3f3f3f
#define infll 0x3f3f3f3f3f3f3f3fLL
#define RED cout << "\033[91m" // 红色
#define GREEN cout << "\033[92m" // 绿色
#define YELLOW cout << "\033[93m" // 蓝色
#define BLUE cout << "\033[94m" // 品红
#define MAGENTA cout << "\033[95m" // 青色
#define CYAN cout << "\033[96m" // 青色
#define RESET cout << "\033[0m" // 重置
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
// typedef __int128_t i128;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef pair<ll, int> pli;
typedef pair<string, ll> psl;
typedef tuple<int, int, int> ti3;
typedef tuple<ll, ll, ll> tl3;
typedef tuple<ld, ld, ld> tld3;
typedef vector<bool> vb;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<string> vs;
typedef vector<vi> vvi;
typedef vector<vl> vvl;
// std::mt19937_64 rng(std::chrono::steady_clock::now().time_since_epoch().count());
template <typename T>
inline T read()
{
T x = 0;
int y = 1;
char ch = getchar();
while (ch > '9' || ch < '0')
{
if (ch == '-')
y = -1;
ch = getchar();
}
while (ch >= '0' && ch <= '9')
{
x = (x << 3) + (x << 1) + (ch ^ 48);
ch = getchar();
}
return x * y;
}
template <typename T>
inline void write(T x)
{
if (x < 0)
{
putchar('-');
x = -x;
}
if (x >= 10)
{
write(x / 10);
}
putchar(x % 10 + '0');
}
/*#####################################BEGIN#####################################*/
struct node
{
string sta;
int time;
bool solved;
};
void solve()
{
int n, m;
cin >> n >> m;
for (int i = 0; i < n; i++)
{
int a, b;
cin >> a >> b;
vector<vector<node>> Q(m);
for (int j = 0; j < m; j++)
{
string t;
cin >> ws;
getline(cin, t);
if (t.empty())
{
Q[j].pb(node{".", 0, false});
continue;
}
if (t[0] == '+')
{
int x, y;
sscanf(t.c_str(), "+%d/%d", &x, &y);
Q[j].pb(node{t, 20 * (x - 1) + y, true});
}
else if (t[0] == '-')
{
int x;
sscanf(t.c_str(), "-%d", &x);
Q[j].pb(node{t, 0, false});
}
else if (t[0] == '?')
{
int x, y;
sscanf(t.c_str(), "? %d %d", &x, &y);
string noTry = "- " + to_string(y);
Q[j].pb(node{noTry, 0, false});
for (int t = y - x + 1; t <= y; t++)
{
for (int re = 240; re <= 299; re++)
{
string sta = "+ " + to_string(t) + "/" + to_string(re);
int dirt = 20 * (t - 1) + re;
Q[j].pb(node{sta, dirt, true});
}
}
}
else
{
Q[j].pb(node{".", 0, false});
}
}
vector<string> sol(m, "");
auto dfs = [&](auto &self, int idx, int curA, int curB) -> bool
{
if (idx == m)
{
return (curA == a) && (curB == b);
}
for (auto &opt : Q[idx])
{
int nowA = curA + (opt.solved ? 1 : 0);
int nowB = curB + (opt.solved ? opt.time : 0);
if (nowA > a || nowB > b)
{
continue;
}
sol[idx] = opt.sta;
if (self(self, idx + 1, nowA, nowB))
return true;
}
return false;
};
if (dfs(dfs, 0, 0, 0))
{
Yes;
for (int j = 0; j < m; j++)
{
cout << sol[j] << "\n";
}
}
else
{
No;
}
}
}
int main()
{
ios::sync_with_stdio(false), std::cin.tie(0), std::cout.tie(0);
// freopen("test.in", "r", stdin);
// freopen("test.out", "w", stdout);
int _ = 1;
// std::cin >> _;
while (_--)
{
solve();
}
return 0;
}
/*######################################END######################################*/
// 链接:
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 3668kb
input:
1 13 7 951 + 1/6 ? 3 4 + 4/183 - 2 + 3/217 . . . + 2/29 + 1/91 . + 1/22 .
output:
Yes + 1/6 + 2/263 + 4/183 - 2 + 3/217 . . . + 2/29 + 1/91 . + 1/22 .
result:
ok ok (1 test case)
Test #2:
score: 0
Accepted
time: 8ms
memory: 4092kb
input:
6 2 1 100 . ? 3 4 2 100 + 1/1 + 1/2 0 0 - 5 - 6 2 480 ? 100 100 ? 100 100 2 480 ? 99 100 ? 100 100 1 2000 ? 100 100 ? 100 100
output:
No No Yes - 5 - 6 Yes + 1/240 + 1/240 No Yes - 100 + 87/280
result:
ok ok (6 test cases)
Test #3:
score: -100
Time Limit Exceeded
input:
1000 13 6 1519 + 3/183 - 1 + 9/133 ? 2 3 - 5 ? 1 3 - 5 ? 1 1 ? 1 3 - 5 + 1/165 - 6 ? 2 5 2 570 - 2 - 9 . - 1 - 7 - 6 + 4/179 - 2 ? 2 5 . - 2 ? 1 3 . 1 140 . - 2 . - 2 - 1 - 2 - 2 . . . . + 3/100 . 1 195 + 1/195 . . . . . . . . ? 1 1 . . . 0 0 . . . . . . . . . . . . . 3 776 ? 8 22 ? 1 8 - 6 + 1/173 ...