제출 #503165

#제출 시각아이디문제언어결과실행 시간메모리
503165leinad2Minerals (JOI19_minerals)C++17
컴파일 에러
0 ms0 KiB
#include "minerals.h" #include <cstdio> #include <cstdlib> #include <algorithm> constexpr int MAX_N = 43000; constexpr int MAX_CALLS = 1000000; namespace { void WrongAnswer(int code) { printf("Wrong Answer [%d]\n", code); exit(0); } int N; int counterpart[2 * MAX_N + 1]; int num_queries; int num_kinds; int on[2 * MAX_N + 1]; int count[2 * MAX_N + 1]; int num_answers; int answer[2 * MAX_N + 1]; } // namespace int Query(int x) { if (!(1 <= x && x <= 2 * N)) { WrongAnswer(1); } if (++num_queries > MAX_CALLS) { WrongAnswer(2); } const int type = std::min(x, counterpart[x]); if (on[x]) { --on[x]; --count[type]; if (count[type] == 0) { --num_kinds; } } else { ++on[x]; ++count[type]; if (count[type] == 1) { ++num_kinds; } } return num_kinds; } void Answer(int a, int b) { if (++num_answers > N) { WrongAnswer(6); } if (!(1 <= a && a <= 2 * N && 1 <= b && b <= 2 * N)) { WrongAnswer(3); } if (answer[a] != 0) { WrongAnswer(4); } answer[a] = b; if (answer[b] != 0) { WrongAnswer(4); } answer[b] = a; if (!(counterpart[a] == b && counterpart[b] == a)) { WrongAnswer(5); } } #include<bits/stdc++.h> using namespace std; void print(vector<vector<int> >v) { puts("start"); for(auto p:v) { for(auto q:p)printf("%d ", q); puts(""); } puts("end"); } #include "minerals.h" #include<bits/stdc++.h> using namespace std; vector<int>A; vector<vector<int> >v; int a; void solve() { bool flag=true; for(int i=0;i<v.size();i++)if(v[i].size()>=2)flag=false; if(flag)return; int sz=0; for(int i=0;i<v.size();i++) { if(i%2==0) { for(int j=sz+(v[i].size()+1)/2;j<sz+v[i].size();j++)a=Query(A[j]); } else { for(int j=sz;j<sz+(v[i].size()+1)/2;j++)a=Query(A[j]); } sz+=v[i].size(); } vector<vector<int> >V; for(int i=0;i<v.size();i++) { vector<int>Fi, Se; for(auto p:v[i]) { int b=Query(p); if(a!=b)Se.push_back(p); else Fi.push_back(p); a=b; } V.push_back(Fi); V.push_back(Se); } v=V; solve(); } void Solve(int N) { vector<int>A, B; for(int i=1;i<=2*N;i++) { int b=Query(i); if(a!=b)A.push_back(i); else B.push_back(i); a=b; } ::A=A; v={B}; solve(); vector<int>ans; for(int i=0;i<v.size();i++)if(v[i].size())ans.push_back(v[i][0]); for(int i=0;i<N;i++)Answer(A[i], ans[i]); } int main() { if (scanf("%d", &N) != 1) { fprintf(stderr, "Error while reading input\n"); exit(1); } for (int i = 1; i <= N; ++i) { int x, y; if (scanf("%d%d", &x, &y) != 2) { fprintf(stderr, "Error while reading input\n"); exit(1); } counterpart[x] = y; counterpart[y] = x; } Solve(N); if (num_answers != N) { WrongAnswer(6); } printf("Accepted: %d\n", num_queries); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

minerals.cpp: In function 'void solve()':
minerals.cpp:93:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   93 |     for(int i=0;i<v.size();i++)if(v[i].size()>=2)flag=false;
      |                 ~^~~~~~~~~
minerals.cpp:96:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   96 |     for(int i=0;i<v.size();i++)
      |                 ~^~~~~~~~~
minerals.cpp:100:45: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  100 |             for(int j=sz+(v[i].size()+1)/2;j<sz+v[i].size();j++)a=Query(A[j]);
      |                                            ~^~~~~~~~~~~~~~~
minerals.cpp:104:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  104 |             for(int j=sz;j<sz+(v[i].size()+1)/2;j++)a=Query(A[j]);
      |                          ~^~~~~~~~~~~~~~~~~~~~~
minerals.cpp:109:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  109 |     for(int i=0;i<v.size();i++)
      |                 ~^~~~~~~~~
minerals.cpp: In function 'void Solve(int)':
minerals.cpp:139:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::vector<int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  139 |     for(int i=0;i<v.size();i++)if(v[i].size())ans.push_back(v[i][0]);
      |                 ~^~~~~~~~~
/usr/bin/ld: /tmp/ccz16pCc.o: in function `Query(int)':
grader.cpp:(.text+0x30): multiple definition of `Query(int)'; /tmp/ccV9oMpf.o:minerals.cpp:(.text+0x180): first defined here
/usr/bin/ld: /tmp/ccz16pCc.o: in function `Answer(int, int)':
grader.cpp:(.text+0x100): multiple definition of `Answer(int, int)'; /tmp/ccV9oMpf.o:minerals.cpp:(.text+0x250): first defined here
/usr/bin/ld: /tmp/ccz16pCc.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccV9oMpf.o:minerals.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status