제출 #776796

#제출 시각아이디문제언어결과실행 시간메모리
776796Sandarach151동굴 (IOI13_cave)C++17
컴파일 에러
0 ms0 KiB
#include<bits/stdc++.h> using namespace std; int sze; int try_combination(int arr[]){ for(int i=0; i<sze; i++){ cout << arr[i] << ' '; } cout << '\n'; int ans; cin >> ans; return ans; } void answer(int arr[], int arr2[]){ cout << "------------------------ANSWER-----------------------\n"; for(int i=0; i<sze; i++){ cout << arr[i] << ' ' << arr2[i] << '\n'; } } void exploreCave(int n) { pair<int, int> curans[n] = {{-1, -1}}; // for each door, what is switch number and position for(int i=0; i<n; i++){ int arr[n]; for(int j=0; j<n; j++){ arr[j]=-1; } vector<int> rest; int spos; for(int j=0; j<i; j++){ arr[curans[j].first]=curans[j].second; } for(int j=0; j<n; j++){ if(arr[j]==-1){ arr[j]=0; rest.push_back(j); } } try_combination(arr)>i ? spos = 0 : spos = 1; if(spos==0){ int lb = 0; int ub = rest.size()-1; while(lb!=ub){ int mid = (lb+ub)/2; for(int j=lb; j<=mid; j++){ arr[rest[j]]=0; } for(int j=mid+1; j<=ub; j++){ arr[rest[j]]=1; } int temp = try_combination(arr); temp>i || temp==-1 ? ub = mid : lb = mid+1; } curans[i]={rest[lb], spos}; } else{ int lb = 0; int ub = rest.size()-1; while(lb!=ub){ int mid = (lb+ub)/2; for(int j=lb; j<=mid; j++){ arr[rest[j]]=1; } for(int j=mid+1; j<=ub; j++){ arr[rest[j]]=0; } int temp = try_combination(arr); temp>i || temp==-1 ? ub = mid : lb = mid+1; } curans[i]={rest[lb], spos}; } } int ans1[n]; int ans2[n]; for(int i=0; i<n; i++){ ans1[curans[i].first] = i; ans2[curans[i].first] = curans[i].second; } answer(ans1, ans2); } int main(){ int t; cin >> t; while(t--){ int n; cin >> n; sze = n; exploreCave(n); } return 0; }

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/ccJbRgNG.o: in function `main':
cave.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccbjhcVG.o:grader.c:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccbjhcVG.o: in function `main':
grader.c:(.text.startup+0x10): undefined reference to `exploreCave'
collect2: error: ld returned 1 exit status