제출 #288795

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
288795		Leonardo_Paes	전선 연결 (IOI17_wiring)	C++17	컴파일 에러	0 ms	0 KiB

wiring

#include <bits/stdc++.h>
#include <wiring.h>

const long long inf = 1e18+10;

long long min_total_length(std::vector<int> r, std::vector<int> b) {
    long long ans = 0LL;
    if(r.size() > b.size()) swap(r, b);
    for(int i=0; i<r.size(); i++) ans += abs(r[i] - b[i]);
    for(int i=r.size(); i<b.size(); i++){
        long long d = inf;
        auto it = lower_bound(r.begin(), r.end(), b[i]);
        if(it != r.end()) d = abs(b[i] - *it);
        if(it != r.begin()){
            it--;
            d = min(d, 1LL*abs(b[i] - *it));
        }
        if(d != inf) ans += d;
    }
    return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:9:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    9 |     for(int i=0; i<r.size(); i++) ans += abs(r[i] - b[i]);
      |                  ~^~~~~~~~~
wiring.cpp:10:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   10 |     for(int i=r.size(); i<b.size(); i++){
      |                         ~^~~~~~~~~
wiring.cpp:16:17: error: 'min' was not declared in this scope; did you mean 'std::min'?
   16 |             d = min(d, 1LL*abs(b[i] - *it));
      |                 ^~~
      |                 std::min
In file included from /usr/include/c++/9/algorithm:62,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:65,
                 from wiring.cpp:1:
/usr/include/c++/9/bits/stl_algo.h:3450:5: note: 'std::min' declared here
 3450 |     min(initializer_list<_Tp> __l, _Compare __comp)
      |     ^~~