Submission #89395

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
89395	2018-12-13 08:19:12	nicksona	Nice sequence (IZhO18_sequence)	C++14	58 / 100	2051 ms	53152 KiB

sequence

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#include<bits/stdc++.h>
#define ll long long
#define pb push_back
using namespace std;
int n,m;
int t;
bool OK=true;
int M=0;
vector <int> v[1000001];
int mas[1000001];
int fix[1000001];
void go (int u,int col,int sz){
  if (!OK) return ;
  fix[u]=col;
  for (int i=0;i<v[u].size();i++){
    int node=v[u][i];
    if (node>sz) break;
    if (fix[node]==col){
      OK=false;
      return ;
    }
    
    if (!OK) return ; 
    if (fix[node]==0) go(node,col,sz);
  }
}
inline bool check (int sz){
    
  OK=true;
  for (int i=0;i<=sz;i++){
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

sequence.cpp: In function 'void go(int, int, int)':
sequence.cpp:15:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<v[u].size();i++){
               ~^~~~~~~~~~~~
sequence.cpp: In function 'void top_sort(int, int)':
sequence.cpp:45:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0;i<v[u].size();i++){
               ~^~~~~~~~~~~~
sequence.cpp: At global scope:
sequence.cpp:67:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^
sequence.cpp: In function 'int main()':
sequence.cpp:90:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    mid= b + e >> 1;
         ~~^~~

• Subtask 1: 6 / 6
• Subtask 2: 9 / 9
• Subtask 3: 14 / 14
• Subtask 4: 15 / 15
• Subtask 5: 14 / 14
• Subtask 6: 0 / 18
• Subtask 7: 0 / 24