Submission #738995

#	Time	Username	Problem	Language	Result	Execution time	Memory
738995		raul2008487	Combo (IOI18_combo)	C++17	Compilation error	0 ms	0 KiB

combo

#include "combo.h"
#include<bits/stdc++.h>
#define pb push_back
std::string guess_sequence(int N) {
    std::string s="";
    int cc=1,st;
    int cs1=press("AB"),cs2=press("AX");
    std::vector<string> vec;
    if(cs1==2){
        s+="AB";
        vec.pb('B');
        vec.pb('X');
        vec.pb('Y');
    }
    else if(cs2==2){
        s+="AX";
        vec.pb('B');
        vec.pb('X');
        vec.pb('Y');
    }
    else if(cs1==1 && cs2==1){
        s+="AY";
        vec.pb('B');
        vec.pb('X');
        vec.pb('Y');
    }
    else if(cs1==1){
        s+='B';
        vec.pb('A');
        vec.pb('X');
        vec.pb('Y');
    }
    else if(cs2==1){
        s+='X';
        vec.pb('A');
        vec.pb('B');
        vec.pb('Y');
    }
    else{
        s+='Y';
        vec.pb('B');
        vec.pb('X');
        vec.pb('A');
    }
    st=s.size();
    if(st==N){
        return s;
    }
    for(int i=st;i<n-1;i++){
        int query=press(s+v[0]+s+v[1]+v[1]+s+v[1]+v[2]);
        if(query==(i+1)){
            s+=v[0];
        }
        else if(query==(i+2)){
            s+=v[1];
        }
        else{
            s+=v[2];
        }
    }
    if(press(s+v[0])==N){
        return s+v[0];
    }
    else if(press(s+v[1])==N){
        return s+v[1];
    }
    return s+v[2];
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:8:17: error: 'string' was not declared in this scope
    8 |     std::vector<string> vec;
      |                 ^~~~~~
combo.cpp:8:17: note: suggested alternatives:
In file included from /usr/include/c++/10/string:39,
                 from combo.h:3,
                 from combo.cpp:1:
/usr/include/c++/10/bits/stringfwd.h:79:33: note:   'std::string'
   79 |   typedef basic_string<char>    string;
      |                                 ^~~~~~
In file included from combo.h:3,
                 from combo.cpp:1:
/usr/include/c++/10/string:67:11: note:   'std::pmr::string'
   67 |     using string    = basic_string<char>;
      |           ^~~~~~
combo.cpp:8:23: error: template argument 1 is invalid
    8 |     std::vector<string> vec;
      |                       ^
combo.cpp:8:23: error: template argument 2 is invalid
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:11:13: note: in expansion of macro 'pb'
   11 |         vec.pb('B');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:12:13: note: in expansion of macro 'pb'
   12 |         vec.pb('X');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:13:13: note: in expansion of macro 'pb'
   13 |         vec.pb('Y');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:17:13: note: in expansion of macro 'pb'
   17 |         vec.pb('B');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:18:13: note: in expansion of macro 'pb'
   18 |         vec.pb('X');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:19:13: note: in expansion of macro 'pb'
   19 |         vec.pb('Y');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:23:13: note: in expansion of macro 'pb'
   23 |         vec.pb('B');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:24:13: note: in expansion of macro 'pb'
   24 |         vec.pb('X');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:25:13: note: in expansion of macro 'pb'
   25 |         vec.pb('Y');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:29:13: note: in expansion of macro 'pb'
   29 |         vec.pb('A');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:30:13: note: in expansion of macro 'pb'
   30 |         vec.pb('X');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:31:13: note: in expansion of macro 'pb'
   31 |         vec.pb('Y');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:35:13: note: in expansion of macro 'pb'
   35 |         vec.pb('A');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:36:13: note: in expansion of macro 'pb'
   36 |         vec.pb('B');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:37:13: note: in expansion of macro 'pb'
   37 |         vec.pb('Y');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:41:13: note: in expansion of macro 'pb'
   41 |         vec.pb('B');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:42:13: note: in expansion of macro 'pb'
   42 |         vec.pb('X');
      |             ^~
combo.cpp:3:12: error: request for member 'push_back' in 'vec', which is of non-class type 'int'
    3 | #define pb push_back
      |            ^~~~~~~~~
combo.cpp:43:13: note: in expansion of macro 'pb'
   43 |         vec.pb('A');
      |             ^~
combo.cpp:49:20: error: 'n' was not declared in this scope
   49 |     for(int i=st;i<n-1;i++){
      |                    ^
combo.cpp:50:27: error: 'v' was not declared in this scope
   50 |         int query=press(s+v[0]+s+v[1]+v[1]+s+v[1]+v[2]);
      |                           ^
combo.cpp:61:16: error: 'v' was not declared in this scope
   61 |     if(press(s+v[0])==N){
      |                ^
combo.cpp:67:14: error: 'v' was not declared in this scope
   67 |     return s+v[2];
      |              ^
combo.cpp:6:9: warning: unused variable 'cc' [-Wunused-variable]
    6 |     int cc=1,st;
      |         ^~