제출 #428360

#제출 시각아이디문제언어결과실행 시간메모리
428360A_DArranging Shoes (IOI19_shoes)C++14
컴파일 에러
0 ms0 KiB
#include "shoes.h" #include <bits/stdc++.h> using namespace std; vector<int> vec; long long ans=0,cnt=0; vector<int> s; set<ii> st; map<ii,int> mp; void fix(int x) { for(int i=0;i<s.size();i++){ if(s[i]==x){ for(int j=i-1;j>=cnt;j--){ ans++; swap(s[j],s[j+1]); } for(int j=i+1;j<=cnt;j++){ ans++; swap(s[j],s[j-1]); } break; } } cnt+=2; } long long count_swaps(std::vector<int> S){ s=S; vec.clear();ans=0;cnt=0; for(int i=0;i<s.size();i++){ if(s[i]<0){ vec.push_back(abs(s[i])); } } int l=0,r=vec.size()-1; while(l<=r){ int h=l+r; h%=2; if(h){ cnt=l*2; fix(-vec[l]); l++; } else{ cnt=r*2; fix(-vec[r]); r--; } } l=0;r=vec.size()-1; while(l<=r){ int h=l+r; h%=2; if(h){ cnt=l*2; fix(vec[l]); l++; } else{ cnt=r*2; fix(vec[r]); r--; } } return ans; }

컴파일 시 표준 에러 (stderr) 메시지

shoes.cpp:7:5: error: 'ii' was not declared in this scope
    7 | set<ii> st;
      |     ^~
shoes.cpp:7:7: error: template argument 1 is invalid
    7 | set<ii> st;
      |       ^
shoes.cpp:7:7: error: template argument 2 is invalid
shoes.cpp:7:7: error: template argument 3 is invalid
shoes.cpp:8:5: error: 'ii' was not declared in this scope
    8 | map<ii,int> mp;
      |     ^~
shoes.cpp:8:11: error: template argument 1 is invalid
    8 | map<ii,int> mp;
      |           ^
shoes.cpp:8:11: error: template argument 3 is invalid
shoes.cpp:8:11: error: template argument 4 is invalid
shoes.cpp: In function 'void fix(int)':
shoes.cpp:11:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   11 |     for(int i=0;i<s.size();i++){
      |                 ~^~~~~~~~~
shoes.cpp: In function 'long long int count_swaps(std::vector<int>)':
shoes.cpp:29:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for(int i=0;i<s.size();i++){
      |                 ~^~~~~~~~~