제출 #223716

#제출 시각아이디문제언어결과실행 시간메모리
223716bharat2002콤보 (IOI18_combo)C++14
컴파일 에러
0 ms0 KiB
/*input */ #include "combo.h" #include<bits/stdc++.h> using namespace std; //Trace prints the name of the variable and the value. int press(string st) { cout<<st<<":";int ret;cin>>ret;return ret; } void fl(); string ans;char fc; string guess_sequence(int n) { ans="";char arr[5]={'A', 'B', 'X', 'Y'}; fl(); char c1='0', c2='0', c3='0'; for(int j=0;j<4;j++) { if(arr[j]==fc) continue; if(c1=='0') c1=arr[j]; else if(c2=='0') c2=arr[j]; else c3=arr[j]; } assert(c1!='0');assert(c2!='0');assert(c3!='0'); assert(c1!=c2);assert(c1!=c3);assert(c2!=c3); for(int i=2;i<n;i++) { string temp=ans;temp+=c1;temp+=ans;temp+=c2;temp+=c1;temp+=ans;temp+=c2;temp+=c2;temp+=ans;temp+=c2;temp+=c3; assert(temp.size()<=4*n); int ct=press(temp); if(ct<i) ans+=c3; else if(ct==i) ans+=c1; else ans+=c2; } fl(); return ans; } void fl() { string temp=ans; temp+="A";temp+=ans;temp+="B"; string t2; int ct=press(temp); ct-=ans.size(); if(ct>0) { t2=ans;t2+="A"; ct=press(t2); ct-=ans.size(); if(ct>0) { fc='A'; ans+="A"; } else { ans+="B";fc='B'; } } else { t2=ans;t2+="X"; ct=press(t2);ct-=ans.size(); if(ct>0) { ans+="X";fc='X'; } else { ans+="Y";fc='Y'; } } } /* signed main() { ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL); guess_sequence(3); cout<<"Answer:"<<ans; }*/

컴파일 시 표준 에러 (stderr) 메시지

In file included from /usr/include/c++/10/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:33,
                 from combo.cpp:6:
combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:34:21: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   34 |   assert(temp.size()<=4*n);
      |          ~~~~~~~~~~~^~~~~
/usr/bin/ld: /tmp/cc8iqiUC.o: in function `press(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)':
grader.cpp:(.text+0x0): multiple definition of `press(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'; /tmp/ccgjmIvE.o:combo.cpp:(.text+0xc0): first defined here
collect2: error: ld returned 1 exit status