Submission #65705

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
65705	2018-08-08 12:43:29	polyfish	One-Way Streets (CEOI17_oneway)	C++14	100 / 100	1127 ms	53564 KiB

oneway

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//I love armpit fetish
#include <bits/stdc++.h>
using namespace std;
 
#define debug(x) cerr << #x << " = " << x << '\n';
#define BP() cerr << "OK!\n";
#define PR(A, n) {cerr << #A << " = "; for (int _=1; _<=n; ++_) cerr << A[_] << ' '; cerr << '\n';}
#define PR0(A, n) {cerr << #A << " = "; for (int _=0; _<n; ++_) cerr << A[_] << ' '; cerr << '\n';}
#define FILE_NAME "data"
const int MAX_N = 100002;
const int LG_N = 19;
const int INF = 1e9;
struct edge {
  int u, v;
};
int n, m, nTime, num[MAX_N], low[MAX_N], l[MAX_N], p[LG_N+2][MAX_N];
int nCC, cc_id[MAX_N], up_query[MAX_N], down_query[MAX_N];
bool bridge[MAX_N], visited[MAX_N];
edge e[MAX_N];
vector<pair<int, int> > g[MAX_N], tr[MAX_N];
char res[MAX_N];
void enter() {
  cin >> n >> m;
  for (int i=1; i<=m; ++i) {
    cin >> e[i].u >> e[i].v;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

oneway.cpp: In function 'void dfs(int, int)':
oneway.cpp:39:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<g[u].size(); ++i) {
                ~^~~~~~~~~~~~
oneway.cpp: In function 'void find_connected_component(int)':
oneway.cpp:60:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<g[u].size(); ++i) {
                ~^~~~~~~~~~~~
oneway.cpp: In function 'void fix_root(int)':
oneway.cpp:68:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<tr[u].size(); ++i) {
                ~^~~~~~~~~~~~~
oneway.cpp: In function 'void solve(int)':
oneway.cpp:148:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0; i<tr[u].size(); ++i) {
                ~^~~~~~~~~~~~~

• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40