Submission #105718

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
105718	2019-04-14 04:22:17	Pro_ktmr	Telegraph (JOI16_telegraph)	C++14	100 / 100	201 ms	15712 KiB

telegraph

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#include<bits/stdc++.h>
using namespace std;
#define LL long long
int N;
int A[100000];
LL C[100000];
vector<int> saki[100000];
bool already[100000] = {};
int sizeOfCycle = 0;
int belongCycle[100000];
vector<int> cycle[100000];
vector<int> st;
void dfs(int now){
  if(already[A[now]]){
    bool flg = false;
    for(int i=0; i<st.size(); i++){
      if(st[i] == A[now]) flg = true;
      if(flg){
        belongCycle[st[i]] = sizeOfCycle;
        cycle[sizeOfCycle].push_back(st[i]);
      }
    }
    if(flg) sizeOfCycle++;
  }
  else{
    already[A[now]] = true;
    st.push_back(A[now]);
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

telegraph.cpp: In function 'void dfs(int)':
telegraph.cpp:19:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0; i<st.size(); i++){
                ~^~~~~~~~~~
telegraph.cpp: In function 'int main()':
telegraph.cpp:61:41: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(sizeOfCycle == 1 && cycle[0].size() == N){
                         ~~~~~~~~~~~~~~~~^~~~
telegraph.cpp:70:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int k=0; k<cycle[i].size(); k++){
                ~^~~~~~~~~~~~~~~~
telegraph.cpp:73:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int l=0; l<saki[cycle[i][k]].size(); l++){
                 ~^~~~~~~~~~~~~~~~~~~~~~~~~
telegraph.cpp:79:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0; j<cycle[i].size(); j++){
                ~^~~~~~~~~~~~~~~~
telegraph.cpp:82:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int l=0; l<saki[ A[cycle[i][j]] ].size(); l++){
                 ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
telegraph.cpp:90:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int l=0; l<saki[ A[cycle[i][j]] ].size(); l++){
                 ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
telegraph.cpp:104:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0; j<saki[i].size(); j++){
                ~^~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 30 / 30
• Subtask 3: 30 / 30
• Subtask 4: 30 / 30