제출 #388438

#제출 시각아이디문제언어결과실행 시간메모리
388438keta_tsimakuridzeBinary Subsequences (info1cup17_binary)C++14
82 / 100
1085 ms452 KiB
#include<bits/stdc++.h> #define f first #define s second using namespace std; const int N=2e5+5,mod=1e9+7; int t,n,steps,ind; string s; bool check(int a,int b){ if(!max(a,b)) return 1; if(a==b) return 0; steps+=a/(b+1)+b/(a+1); return check(a%(b+1),b%(a+1)); } main(){ ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0); // t=1; cin >> t; while(t--){ cin>>n; int mn=1e9,cnt=0; s=""; for(int i=0;i<=n;i++){ steps=0; if(check(i,n-i)) { cnt++; if(steps<mn) { mn=steps; ind=i; } } } int a=ind, b=n-ind; while(max(a,b)){ if(a>b){ a-=b+1; s+='0'; } else b-=a+1,s+='1'; } cout<<cnt<<endl; for(int i=s.size()-1;i>=0;i--){ cout<<s[i]<<" "; } cout<<endl; } }

컴파일 시 표준 에러 (stderr) 메시지

binary.cpp:14:7: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   14 |  main(){
      |       ^
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