#include "stations.h"
#include <vector>
#include <iostream>
#define int32_t int
#define int64_t long long
const int32_t MAX_N = 1000;
struct Vertex {
int32_t label;
std::vector< int32_t > v;
};
Vertex g[MAX_N + 5];
void dfs(int32_t u, int32_t &t, int32_t par, int32_t dep) {
if(dep % 2 == 0) {
g[u].label = t++;
}
for(auto &v : g[u].v) {
if(v != par) {
dfs(v, t, u, dep + 1);
}
}
if(dep % 2 != 0) {
g[u].label = t++;
}
}
std::vector< int32_t > label(int32_t n, int32_t k, std::vector< int32_t > u, std::vector< int32_t > v) {
for(int32_t i = 0; i < n; i++) {
g[i].v.clear();
}
for(int32_t i = 0; i < n - 1; i++) {
g[u[i]].v.push_back(v[i]);
g[v[i]].v.push_back(u[i]);
}
int32_t t = 0;
dfs(0, t, -1, 0);
std::vector< int32_t > labels(n);
for(int32_t i = 0; i < n; i++) {
labels[i] = g[i].label;
}
return labels;
}
int32_t find_next_station(int32_t s, int32_t t, std::vector< int32_t > c) {
if(s < c[0]) {
if(t > c[c.size() - 2]) {
return c[c.size() - 1];
}
if(t < s) {
return c[c.size() - 1];
}
else {
for(int32_t i = 0; i < c.size() - 1; i++) {
if(t > c[i] && t <= c[i + 1]) {
return c[i + 1];
}
}
return c[0];
}
}
else {
if(t < c[0]) {
return c[0];
}
else if(t >= c[0] && t > s) {
return c[0];
}
else {
for(int32_t i = 1; i < c.size() - 1; i++) {
if(t >= c[i] && t < c[i + 1]) {
return c[i];
}
}
return c[c.size() - 1];
}
}
}
Compilation message
stations.cpp: In function 'int find_next_station(int, int, std::vector<int>)':
stations.cpp:63:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
63 | for(int32_t i = 0; i < c.size() - 1; i++) {
| ~~^~~~~~~~~~~~~~
stations.cpp:80:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
80 | for(int32_t i = 1; i < c.size() - 1; i++) {
| ~~^~~~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
539 ms |
1024 KB |
Wrong query response. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
494 ms |
812 KB |
Wrong query response. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
625 ms |
1024 KB |
Wrong query response. |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1152 ms |
868 KB |
Output is correct |
2 |
Incorrect |
765 ms |
1040 KB |
Wrong query response. |
3 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
541 ms |
1272 KB |
Wrong query response. |
2 |
Halted |
0 ms |
0 KB |
- |