제출 #732594

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
732594	2023-04-29 06:32:33	math_rabbit_1028	메기 농장 (IOI22_fish)	C++17	50 / 100	1088 ms	77688 KiB

fish

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#include "fish.h"
#include <bits/stdc++.h>
#include <vector>
using namespace std;
long long zero[101010], full[101010];
vector< pair<int, long long> > ylist[101010];
vector< long long > sum[101010], dp[2][101010];
long long max_weights(int N, int M, std::vector<int> X, std::vector<int> Y, std::vector<int> W) {
    for (int i = 0; i < M; i++) {
        X[i] += 1;
        Y[i] += 1;
        ylist[X[i]].push_back({Y[i], 0});
        ylist[X[i] - 1].push_back({Y[i], 0});
        ylist[X[i] + 1].push_back({Y[i], 0});
    }
    for (int i = 0; i <= N + 1; i++) {
        ylist[i].push_back({0, 0});
        ylist[i].push_back({N, 0});
        sort(ylist[i].begin(), ylist[i].end());
        ylist[i].erase(unique(ylist[i].begin(), ylist[i].end()), ylist[i].end());
    }
    for (int i = 0; i < M; i++) {
        int idx = lower_bound(ylist[X[i]].begin(), ylist[X[i]].end(), make_pair(Y[i], 0LL)) - ylist[X[i]].begin();
        ylist[X[i]][idx].second = W[i];
    }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

fish.cpp: In function 'long long int max_weights(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
fish.cpp:33:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   33 |         for (int j = 1; j < ylist[i].size(); j++) {
      |                         ~~^~~~~~~~~~~~~~~~~
fish.cpp:39:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   39 |         for (int j = 0; j < ylist[i].size(); j++) dp[0][i].push_back(0);
      |                         ~~^~~~~~~~~~~~~~~~~
fish.cpp:40:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |         for (int j = 0; j < ylist[i].size(); j++) dp[1][i].push_back(0);
      |                         ~~^~~~~~~~~~~~~~~~~
fish.cpp:42:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   42 |     for (int j = 1; j < ylist[0].size() - 1; j++) dp[0][0][j] = -1e18;
      |                     ~~^~~~~~~~~~~~~~~~~~~~~
fish.cpp:43:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |     for (int j = 1; j < ylist[0].size() - 1; j++) dp[1][0][j] = -1e18;
      |                     ~~^~~~~~~~~~~~~~~~~~~~~
fish.cpp:47:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |         for (int t = 0; t < ylist[i - 2].size(); t++) all.push_back(ylist[i - 2][t].first);
      |                         ~~^~~~~~~~~~~~~~~~~~~~~
fish.cpp:48:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |         for (int t = 0; t < ylist[i - 1].size(); t++) all.push_back(ylist[i - 1][t].first);
      |                         ~~^~~~~~~~~~~~~~~~~~~~~
fish.cpp:49:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |         for (int t = 0; t < ylist[i].size(); t++) all.push_back(ylist[i][t].first);
      |                         ~~^~~~~~~~~~~~~~~~~
fish.cpp:53:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |         for (int t = 1; t < all.size() - 1; t++) {
      |                         ~~^~~~~~~~~~~~~~~~
fish.cpp:56:17: warning: unused variable 'l' [-Wunused-variable]
   56 |             int l = lower_bound(ylist[i - 2].begin(), ylist[i - 2].end(), make_pair(all[t], 0LL)) - ylist[i - 2].begin();
      |                 ^
fish.cpp:62:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   62 |         for (int t = 1; t < all.size() - 1; t++) {
      |                         ~~^~~~~~~~~~~~~~~~
fish.cpp:63:17: warning: unused variable 'j' [-Wunused-variable]
   63 |             int j = lower_bound(ylist[i].begin(), ylist[i].end(), make_pair(all[t], 0LL)) - ylist[i].begin();
      |                 ^
fish.cpp:65:17: warning: unused variable 'l' [-Wunused-variable]
   65 |             int l = lower_bound(ylist[i - 2].begin(), ylist[i - 2].end(), make_pair(all[t], 0LL)) - ylist[i - 2].begin();
      |                 ^
fish.cpp:71:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   71 |         for (int t = 1; t < all.size() - 1; t++) {
      |                         ~~^~~~~~~~~~~~~~~~
fish.cpp:72:17: warning: unused variable 'j' [-Wunused-variable]
   72 |             int j = lower_bound(ylist[i].begin(), ylist[i].end(), make_pair(all[t], 0LL)) - ylist[i].begin();
      |                 ^
fish.cpp:73:17: warning: unused variable 'k' [-Wunused-variable]
   73 |             int k = lower_bound(ylist[i - 1].begin(), ylist[i - 1].end(), make_pair(all[t], 0LL)) - ylist[i - 1].begin();
      |                 ^
fish.cpp:79:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   79 |         for (int t = 1; t < all.size() - 1; t++) {
      |                         ~~^~~~~~~~~~~~~~~~
fish.cpp:82:17: warning: unused variable 'l' [-Wunused-variable]
   82 |             int l = lower_bound(ylist[i - 2].begin(), ylist[i - 2].end(), make_pair(all[t], 0LL)) - ylist[i - 2].begin();
      |                 ^
fish.cpp:86:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   86 |         for (int t = 1; t < all.size() - 1; t++) {
      |                         ~~^~~~~~~~~~~~~~~~
fish.cpp:89:17: warning: unused variable 'l' [-Wunused-variable]
   89 |             int l = lower_bound(ylist[i - 2].begin(), ylist[i - 2].end(), make_pair(all[t], 0LL)) - ylist[i - 2].begin();
      |                 ^
fish.cpp:97:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   97 |         for (int t = 1; t < all.size() - 1; t++) {
      |                         ~~^~~~~~~~~~~~~~~~
fish.cpp:105:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  105 |         for (int t = 1; t < all.size() - 1; t++) {
      |                         ~~^~~~~~~~~~~~~~~~

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• Subtask 3: 9 / 9
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