제출 #414537

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
414537		medmdg	MalnaRISC (COI21_malnarisc)	C++14	0 / 100	3 ms	408 KiB

malnarisc

#include <bits/stdc++.h>
#define ll  long long
#define endl    "\n"
using namespace std;
void pr(pair<ll,ll> a){
    cout<<"CMPSWP R"<<a.first<<" R"<<a.second<<" ";
}
int main() {
    vector<pair<ll,ll> >    B;
    ll n;
    cin>>n;
    vector<vector<pair<ll,ll> > >ans;
    bool a[n][n]={{false}};
    for(int i=0;i<n;i++)
        a[i][i]=true;
    for(int f=0;f<n;f++){
        bool h[n]={false};
        if(f>0)
        if(ans[ans.size()-1].size()==0)
            break;
        ans.push_back(B);
    for(int i=0;i<n;i++){
        if(h[i])
            continue;
        for(int j=0;j<n;j++){
            if(h[j])
                continue;
            if(a[i][j]==false){
                a[i][j]=true;
                h[i]=true;
                h[j]=true;
                a[j][i]=true;
                ans[f].push_back(make_pair(i+1,j+1));
                break;
            }
        }
    }
    }
    cout<<ans.size()<<endl;
    for(int i=0;i<ans.size();i++){
        for(int j=0;j<ans[i].size();j++){
            pr(ans[i][j]);
        }
        cout<<endl;
    }
}

컴파일 시 표준 에러 (stderr) 메시지

malnarisc.cpp: In function 'int main()':
malnarisc.cpp:40:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<std::pair<long long int, long long int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |     for(int i=0;i<ans.size();i++){
      |                 ~^~~~~~~~~~~
malnarisc.cpp:41:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |         for(int j=0;j<ans[i].size();j++){
      |                     ~^~~~~~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
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• Subtask 10: 0 / 10