제출 #1350243

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1350243		jump	선물상자 (IOI15_boxes)	C++20	컴파일 에러	0 ms	0 KiB

boxes

#include "boxes.h"
#include <bits/stdc++.h>
int total(std::vector<std::pair<int,int>>& v,int K){
    std::reverse(v.begin(),v.end());
    int sum=0;
    for(int i=0;i<v.size();i++){
        int c=i+1;
        while(v[i].second%K!=0){
            if(c==v.size())break;
            int add = K-(v[i].second%K);
            if(v[c].second>add)v[c].second-=add,v[i].second+=add;
            else v[i].second+=v[c].second,v[c].second=0,c+=1;
        }
        sum+=2*v[i].first*((v[i].second+K-1)/K);
    }
    return sum;
}
long long delivery(int N, int K, int L, int p[]) {
    std::vector<int> pv;
    std::map<int,int> mp;
    std::map<int,int> mp2;
    for(int i=0;i<N;i++){
        if(p[i]<L/2){
            pv.push_back(p[i]);
            if(mp.find(p[i])==mp.end())mp[p[i]]=1;
            else mp[p[i]]+=1;
        }
        else{
            pv.push_back(p[i]);
            if(mp2.find(L-p[i])==mp2.end())mp2[L-p[i]]=1;
            else mp2[L-p[i]]+=1;
        }
    }
    std::vector<std::pair<int,int>> vp1;
    for(auto p:mp1){
        vp1.push_back(p);
    }
    std::vector<std::pair<int,int>> vp2;
    for(auto p:mp2){
        vp2.push_back(p);
    }
}

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:35:16: error: 'mp1' was not declared in this scope; did you mean 'vp1'?
   35 |     for(auto p:mp1){
      |                ^~~
      |                vp1
boxes.cpp:42:1: warning: no return statement in function returning non-void [-Wreturn-type]
   42 | }
      | ^