Submission #55489

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
55489	2018-07-07 17:31:13	minkank	Wiring (IOI17_wiring)	C++17	100 / 100	108 ms	92580 KiB

wiring

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#include <bits/stdc++.h>
#include "wiring.h"
using namespace std;
typedef pair<int, int> ii;
#define x first
#define y second
void upd(long long &x, long long y) {
  x = min(x, y);
}
long long min_total_length(vector<int> r, vector<int> b) {
  vector<ii> all;
  for(int i = 0; i < r.size(); ++i)
    all.push_back(ii(r[i], 0));
  for(int i = 0; i < b.size(); ++i)
    all.push_back(ii(b[i], 1));
  sort(all.begin(), all.end());
  vector<long long> sum;
  for(int i = 0; i < all.size(); ++i) {
    sum.push_back(all[i].x);
    if(i) sum[i] += sum[i - 1];
  }
  vector<int> sz; 
  vector<vector<long long> > f;
  for(int i = 0; i < all.size(); ++i) {
    sz.push_back(1);
    while(i + 1 < all.size() && all[i].y == all[i + 1].y) {
 
 
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Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:16:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < r.size(); ++i)
                 ~~^~~~~~~~~~
wiring.cpp:18:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < b.size(); ++i)
                 ~~^~~~~~~~~~
wiring.cpp:22:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < all.size(); ++i) {
                 ~~^~~~~~~~~~~~
wiring.cpp:28:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < all.size(); ++i) {
                 ~~^~~~~~~~~~~~
wiring.cpp:30:15: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   while(i + 1 < all.size() && all[i].y == all[i + 1].y) {
         ~~~~~~^~~~~~~~~~~~
wiring.cpp:39:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < sz.size(); ++i) {
                 ~~^~~~~~~~~~~
wiring.cpp:44:9: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    if(i != sz.size() - 1) {
       ~~^~~~~~~~~~~~~~~~

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