Submission #430606

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
430606	2021-06-16 17:03:45	asbsfds	Wiring (IOI17_wiring)	C++14	7 / 100	54 ms	8052 KiB

wiring

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#include "wiring.h"
#include <vector>
typedef long long llint;
const int maxn = 410;
llint dp[maxn][maxn];
llint min(llint a, llint b) {
  if (a < b) return a;
  return b;
}
llint abs(llint x) {
  if (x < 0) return -x;
  return x;
}
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] = (1LL << 60);
      
  dp[0][0] = abs(r[0] - b[0]);
  for (int i = 0; i < r.size(); i++) {
    for (int j = 0; j < b.size(); j++) {
      llint dis = abs(r[i] - b[j]);
      if (i > 0) dp[i][j] = min(dp[i - 1][j] + dis, dp[i][j]);
      if (j > 0) dp[i][j] = min(dp[i][j - 1] + dis, dp[i][j]);
      if (i > 0 && j > 0) dp[i][j] = min(dp[i - 1][j - 1] + dis, dp[i][j]);
    }
 
 
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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:19:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   19 |  for (int i = 0; i < r.size(); i++)
      |                  ~~^~~~~~~~~~
wiring.cpp:20:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |   for (int j = 0; j < b.size(); j++)
      |                   ~~^~~~~~~~~~
wiring.cpp:24:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   24 |  for (int i = 0; i < r.size(); i++) {
      |                  ~~^~~~~~~~~~
wiring.cpp:25:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |   for (int j = 0; j < b.size(); j++) {
      |                   ~~^~~~~~~~~~

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