Submission #71383

#	Time	Username	Problem	Language	Result	Execution time	Memory
71383		Kmcode	Wiring (IOI17_wiring)	C++14	7 / 100	1086 ms	263168 KiB

wiring

#include<bits/stdc++.h>
//#include "books.h"
using namespace std;

#define MAX 5002
int n;
long long int dp[MAX][MAX];
long long min_total_length(std::vector<int> r, std::vector<int> b) {
	for(int i=0;i<r.size();i++){
		for(int j=0;j<b.size();j++){
			dp[i][j]=LLONG_MAX;
		}
	}
	dp[0][0]=abs(r[0]-b[0]);
	for(int i=0;i<r.size();i++){
		for(int j=0;j<b.size();j++){
			if(i+1<r.size()){
				dp[i+1][j]=min(dp[i+1][j],dp[i][j]+abs(r[i+1]-b[j]));
			}
			if(j+1<b.size()){
				dp[i][j+1]=min(dp[i][j+1],dp[i][j]+abs(r[i]-b[j+1]));
			}
			if(i+1<r.size()&&j+1<b.size()){
				dp[i+1][j+1]=min(dp[i+1][j+1],dp[i][j]+abs(r[i+1]-b[j+1]));
			}
		}
	}
	return dp[r.size()-1][b.size()-1];
}

Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:9:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<r.size();i++){
              ~^~~~~~~~~
wiring.cpp:10:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<b.size();j++){
               ~^~~~~~~~~
wiring.cpp:15:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0;i<r.size();i++){
              ~^~~~~~~~~
wiring.cpp:16:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j=0;j<b.size();j++){
               ~^~~~~~~~~
wiring.cpp:17:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(i+1<r.size()){
       ~~~^~~~~~~~~
wiring.cpp:20:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(j+1<b.size()){
       ~~~^~~~~~~~~
wiring.cpp:23:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(i+1<r.size()&&j+1<b.size()){
       ~~~^~~~~~~~~
wiring.cpp:23:24: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(i+1<r.size()&&j+1<b.size()){
                     ~~~^~~~~~~~~

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