제출 #89392

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
89392	2018-12-13 08:00:16	nicksona	Nice sequence (IZhO18_sequence)	C++14	76 / 100	1410 ms	28688 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;
vector <int> v[200001];
bool OK=true;
int fix[200001];
void go (int u,int col){
  fix[u]=col;
  for (int i=0;i<v[u].size();i++){
    int node=v[u][i];
    if (fix[node]==col){
      OK=false;
      return ;
    }
    if (OK&&fix[node]==0) go(node,col);
  }
}
bool check (int sz){
  
  for (int i=0;i<=sz;i++){
    if (i+n<=sz){
      v[i].pb(i+n);
    }
    if (i+m<=sz){
      v[i+m].pb(i);
    }
  }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

sequence.cpp: In function 'void go(int, int)':
sequence.cpp:12:16: 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:51:16: 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:86:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
 main () {
       ^
sequence.cpp: In function 'int main()':
sequence.cpp:93:11: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    mid= b + e >> 1;
         ~~^~~

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• Subtask 2: 9 / 9
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• Subtask 7: 0 / 24