제출 #42744

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
42744		nonocut	전선 연결 (IOI17_wiring)	C++14	13 / 100	34 ms	14304 KiB

wiring

//Subtask 2
#include "wiring.h"
#include<bits/stdc++.h>
using namespace std;
long long min_total_length(std::vector<int> r, std::vector<int> b) {
	long long ans = 0;
	for(auto x : r) ans -= x;
	for(auto x : b) ans += x;
	if(r.size()<b.size()) {
		for(int i=0;i<b.size()-r.size();i++) ans -= *r.rbegin();
	}
	else {
		for(int i=0;i<r.size()-b.size();i++) ans += *b.begin();
	}
	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:10:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<b.size()-r.size();i++) ans -= *r.rbegin();
                ^
wiring.cpp:13:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i=0;i<r.size()-b.size();i++) ans += *b.begin();
                ^

• Subtask 1: 0 / 7
• Subtask 2: 13 / 13
• Subtask 3: 0 / 10
• Subtask 4: 0 / 25
• Subtask 5: 0 / 45