제출 #530721

#제출 시각아이디문제언어결과실행 시간메모리
530721Icebear16분수 공원 (IOI21_parks)C++17
5 / 100
55 ms8272 KiB
#include "parks.h" #include <bits/stdc++.h> int construct_roads(std::vector<int> x, std::vector<int> y) { if (x.size() == 1) { build({}, {}, {}, {}); return 1; }else{ std::vector<int> u, v, a, b; bool flag=true; std::vector<int> p; p=y; std::vector<int> t(x.size(),0); sort(p.begin(),p.end()); int m=p[0]; for(int i=1;i<x.size();i++){ if(p[i]%2==1 || p[i]-p[i-1]!=2){ flag=false; break; } } if(flag==true){ for(int i=0;i<x.size();i++){ t[(y[i]-m)/2]=i; } for(int i=0;i<x.size()-1;i++){ u.push_back(t[i]); v.push_back(t[i+1]); a.push_back(x[i]+1); b.push_back(p[i]+1); } build(u, v, a, b); return 1; }else{ return 0; } } }

컴파일 시 표준 에러 (stderr) 메시지

parks.cpp: In function 'int construct_roads(std::vector<int>, std::vector<int>)':
parks.cpp:15:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   15 |      for(int i=1;i<x.size();i++){
      |                  ~^~~~~~~~~
parks.cpp:22:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |       for(int i=0;i<x.size();i++){
      |                   ~^~~~~~~~~
parks.cpp:25:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   25 |    for(int i=0;i<x.size()-1;i++){
      |                ~^~~~~~~~~~~
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