Submission #72873

#	Time	Username	Problem	Language	Result	Execution time	Memory
72873		SmsS	Wiring (IOI17_wiring)	C++14	13 / 100	44 ms	2156 KiB

wiring

#include<bits/stdc++.h>
using namespace std;
#define for2(a,b,c) for(int a=b;a<c;a++)
#define ll long long
#include "wiring.h"

long long min_total_length(std::vector<int> r, std::vector<int> b) {
	ll res = 0;
	int L = 0;
	int R = b.size()-1;
	while(L != r.size() && R != -1){
		res += b[R]-r[L];
		L++;
		R--;
	}
	while(R != -1){
		res += b[R]-r[L-1];
		R--;
	}
	while(L != r.size()){
		res += b[R+1]-r[L];
		L++;
	}
	return res;
}

Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:11:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  while(L != r.size() && R != -1){
        ~~^~~~~~~~~~~
wiring.cpp:20:10: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  while(L != r.size()){
        ~~^~~~~~~~~~~

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