mirror of
https://git.sb/baoshuo/OI-codes.git
synced 2024-11-30 19:16:28 +00:00
102 lines
3.0 KiB (Stored with Git LFS)
C++
102 lines
3.0 KiB (Stored with Git LFS)
C++
// Fuck t*h's cache'
|
|
#include "testlib.h"
|
|
#include <cstdlib>
|
|
#include <map>
|
|
#include <string>
|
|
#include <tuple>
|
|
|
|
const char *NO_SOL = "No Solution!";
|
|
const int MAXN = 103;
|
|
|
|
int n, v;
|
|
std::string city[MAXN];
|
|
std::map<std::string, int> id;
|
|
bool g[MAXN][MAXN] = {{ false }};
|
|
|
|
int route[MAXN];
|
|
bool vis[MAXN];
|
|
|
|
typedef std::tuple<int, TResult, std::string> answer_t;
|
|
|
|
answer_t read_answer(InStream &ouf)
|
|
{
|
|
std::string m_str = ouf.readLine();
|
|
int m = -1;
|
|
|
|
if (m_str == NO_SOL) return answer_t(-1, _ok, "" );
|
|
m = strtol(m_str.c_str(), NULL, 10) + 1;
|
|
|
|
for (int i = 0; i < m; ++i) {
|
|
std::string s = ouf.readToken();
|
|
std::map<std::string, int>::iterator p = id.find(s);
|
|
if (p == id.end()) {
|
|
return answer_t(m, _wa, "Nonexistent city name " + s);
|
|
}
|
|
route[i] = p->second;
|
|
}
|
|
for (int i = 0; i < n; ++i) vis[i] = false;
|
|
int phase = 0;
|
|
for (int i = 0; i < m; ++i) {
|
|
if (vis[route[i]]) {
|
|
return answer_t(m, _wa, "Non-westernmost city " + city[route[i]] + " should not be visited more than once");
|
|
}
|
|
vis[route[i]] = true;
|
|
if (i == 0) {
|
|
if (route[i] != 0) {
|
|
return answer_t(m, _wa, "First city should be the westernmost one " + city[0]);
|
|
}
|
|
vis[route[i]] = false; // Will be visited twice
|
|
} else {
|
|
if (!g[route[i - 1]][route[i]]) {
|
|
return answer_t(m, _wa, "Nonexistent flight " + city[route[i - 1]] + "-" + city[route[i]]);
|
|
} else if ((phase == 0) ^ (route[i] > route[i - 1])) {
|
|
return answer_t(m, _wa, "Incorrect direction " + city[route[i - 1]] + "-" + city[route[i]]);
|
|
}
|
|
if (route[i] == n - 1) phase = 1;
|
|
}
|
|
}
|
|
if (phase == 0) {
|
|
return answer_t(m, _wa, "Didn't reach the easternmost city " + city[n - 1]);
|
|
}
|
|
if (route[m - 1] != 0) {
|
|
return answer_t(m, _wa, "Last city should be the westernmost one " + city[0]);
|
|
}
|
|
|
|
return answer_t(m, _ok, "");
|
|
}
|
|
|
|
int main(int argc, char *argv[])
|
|
{
|
|
registerTestlibCmd(argc, argv);
|
|
|
|
n = inf.readInt();
|
|
v = inf.readInt();
|
|
for (int i = 0; i < n; ++i) {
|
|
city[i] = inf.readToken();
|
|
id[city[i]] = i;
|
|
}
|
|
for (int i = 0; i < v; ++i) {
|
|
std::string s = inf.readToken();
|
|
std::string t = inf.readToken();
|
|
g[id[s]][id[t]] = g[id[t]][id[s]] = true;
|
|
}
|
|
|
|
auto jury_ans = read_answer(ans);
|
|
auto ptcp_ans = read_answer(ouf);
|
|
|
|
if (std::get<1>(jury_ans) != _ok) {
|
|
quitf(_fail, "Jury's answer is invalid: %s", std::get<2>(jury_ans).c_str());
|
|
}
|
|
if (std::get<1>(ptcp_ans) != _ok) {
|
|
quitf(std::get<1>(ptcp_ans), "Invalid: %s", std::get<2>(ptcp_ans).c_str());
|
|
}
|
|
if (std::get<0>(jury_ans) > std::get<0>(ptcp_ans)) {
|
|
quitf(_wa, "Participant's answer is suboptimal");
|
|
} else if (std::get<0>(jury_ans) < std::get<0>(ptcp_ans)) {
|
|
quitf(_fail, "Jury's answer is suboptimal! O O");
|
|
}
|
|
|
|
quitf(_ok, "*\\(^ ^)/*");
|
|
return 0;
|
|
}
|