제출 #1058695

#제출 시각아이디문제언어결과실행 시간메모리
1058695user736482Make them Meet (EGOI24_makethemmeet)C++17
34 / 100
3 ms604 KiB
#include<bits/stdc++.h> using namespace std; long long a,b,c,t,n,x,y,m; vector<int>v1,v2,v3; bool ifstar=1,iftree=1; int main(){ ios_base::sync_with_stdio(0); cin.tie(0); cin>>n>>m; srand(692137); for(int i=0;i<m;i++){ cin>>a>>b; if(a!=0 || b!=i+1) ifstar=0; if(a!=i || b!=i+1) iftree=0; } if(m==n*(n-1)/2) iftree=1; if(iftree){ for(int i=0;i<n;i++){ v1.push_back(i/2); v2.push_back((i+1)/2); } cout<<600<<"\n"; for(int i=0;i<600;i++){ if(i&1) for(int j=0;j<v1.size();j++) cout<<v1[j]<<" "; else for(int j=0;j<v2.size();j++) cout<<v2[j]<<" "; cout<<"\n"; }} else if(ifstar){ for(int i=0;i<n;i++) v3.push_back(i); cout<<2*n-2+1<<"\n"; for(int i=0;i<n;i++) cout<<0<<" "; cout<<"\n"; for(int i=1;i<n;i++){ for(int j=0;j<n;j++){ if(j==i) cout<<0<<" "; else cout<<v3[j]<<" "; } cout<<"\n"; for(int j=0;j<n;j++){ if(j==i) cout<<0<<" "; else cout<<v3[j]<<" "; } cout<<"\n"; } } else{ for(int i=0;i<2000;i++){ for(int i=0;i<n;i++) cout<<rand()%(n/2)<<" "; cout<<"\n"; } } return 0; }

컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:30:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |             for(int j=0;j<v1.size();j++)
      |                         ~^~~~~~~~~~
Main.cpp:33:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |             for(int j=0;j<v2.size();j++)
      |                         ~^~~~~~~~~~
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