제출 #131767

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
131767		amiratou	전선 연결 (IOI17_wiring)	C++14	20 / 100	41 ms	5376 KiB

wiring

#include "wiring.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
vector<int> A,B;
int dp[201][201];
int solve(int i,int j){
	if(i==A.size()&&j==B.size())return 0;
	if(i==A.size()||j==B.size())return INT_MAX; 
	if(dp[i][j]!=-1)return dp[i][j];
	return dp[i][j]=abs(A[i]-B[j])+min(solve(i+1,j+1),min(solve(i+1,j),solve(i,j+1)));
}
ll min_total_length(vector<int> r,vector<int> b) {
	if(b[0]>r[r.size()-1]){
		ll ans=0;
		if(r.size()>b.size()){
			for (int i = 0; i < b.size(); ++i)
				ans+=(b[i]-r[r.size()-i-1]);
			for (int i = r.size()-b.size()-1; i >=0 ; i--)
				ans+=b[0]-r[i];
		}
		else{
			for (int i = 0; i < r.size(); ++i)
				ans+=b[i]-r[i];
			for (int i = r.size(); i < b.size(); ++i)
				ans+=b[i]-r[r.size()-1];
		}
		return ans;
	}
	A=r,B=b;
	memset(dp,-1,sizeof dp);
	return solve(0,0);
}

컴파일 시 표준 에러 (stderr) 메시지

wiring.cpp: In function 'int solve(int, int)':
wiring.cpp:8:6: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(i==A.size()&&j==B.size())return 0;
     ~^~~~~~~~~~
wiring.cpp:8:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(i==A.size()&&j==B.size())return 0;
                  ~^~~~~~~~~~
wiring.cpp:9:6: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(i==A.size()||j==B.size())return INT_MAX; 
     ~^~~~~~~~~~
wiring.cpp:9:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  if(i==A.size()||j==B.size())return INT_MAX; 
                  ~^~~~~~~~~~
wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:17:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int i = 0; i < b.size(); ++i)
                    ~~^~~~~~~~~~
wiring.cpp:23:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int i = 0; i < r.size(); ++i)
                    ~~^~~~~~~~~~
wiring.cpp:25:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int i = r.size(); i < b.size(); ++i)
                           ~~^~~~~~~~~~

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