제출 #303588

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
303588		medmdg	카니발 티켓 (IOI20_tickets)	C++14	컴파일 에러	0 ms	0 KiB

tickets

#include <bits/stdc++.h>
#include "tickets.h"
using namespace std;
int fin(vector<vector<int> > a,int n,int m,int k){
    int ans=0;
    for(int i=0;i<n;i++){
        int mid=0;
        for(int j=0;j<m;j++){
            mid+=a[i][j];
        }
        mid/=m;
        int ff=0;
        for(int j=0;j<m;j++){
            if(abs(ff-mid)>abs(a[i][j]-mid)){
                ff=a[i][j];
            }
        }
        for(int j=0;j<m;j++){
            ans+=abs(ff-a[i][j]);
        }
    }
    return ans;
}
long long int find_maximum(int k, vector<vector<int> > x){
    int n=x.size();
    int m=x[0].size();
    if(m==1){
        vector<vector<int> > ans(n);
        vector<vector<int> > answ(k);
        for(int i=0;i<n;i++){
            ans[i].push_back(0);
            ans[0].push_back(x[i][0]);
        }
            bool h= allocate_tickets(ans);
            return fin(answ,n,m,k);
    }
}

컴파일 시 표준 에러 (stderr) 메시지

tickets.cpp: In function 'long long int find_maximum(int, std::vector<std::vector<int> >)':
tickets.cpp:34:37: error: void value not ignored as it ought to be
   34 |             bool h= allocate_tickets(ans);
      |                     ~~~~~~~~~~~~~~~~^~~~~
tickets.cpp:34:18: warning: unused variable 'h' [-Wunused-variable]
   34 |             bool h= allocate_tickets(ans);
      |                  ^
tickets.cpp:37:1: warning: control reaches end of non-void function [-Wreturn-type]
   37 | }
      | ^