Submission #239390

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
239390	2020-06-15T13:14:16 Z	blue	Highway design (CEOI12_highway)	C++14	Compilation error	0 ms	0 KB

highway

#include "office.h"
#include <set>
using namespace std;

int main()
{
    int N = GetN();

    int i, j, k;
    set<int> l1;

    for(i = 1; i <= 3; i++) for(j = i+1; j <= 4; j++) for(k = j+1; k <= 5; k++)
    {
        if(isOnLine(i, j, k))
        {
            l1.insert(i);
            l1.insert(j);
            l1.insert(k);
        }
    }
    int a1, a2, b1, b2
    a1 = *l1.begin();
    a2 = *l1.rbegin();
    if(l1.size() == 3)
    {
        for(int i = 1; i <= 5; i++)
        {
            if(l1.find(i) == l1.end()) b1 = i;
        }
        for(int i = 5; i >= 1; i--)
        {
            if(l1.find(i) == l1.end()) b2 = i;
        }
        Answer(a1, a2, b1, b2);
    }


    return 0;
}

Compilation message

highway.cpp: In function 'int main()':
highway.cpp:22:5: error: expected initializer before 'a1'
     a1 = *l1.begin();
     ^~
highway.cpp:32:40: error: 'b2' was not declared in this scope
             if(l1.find(i) == l1.end()) b2 = i;
                                        ^~
highway.cpp:32:40: note: suggested alternative: 'b1'
             if(l1.find(i) == l1.end()) b2 = i;
                                        ^~
                                        b1
highway.cpp:34:28: error: 'b2' was not declared in this scope
         Answer(a1, a2, b1, b2);
                            ^~
highway.cpp:34:28: note: suggested alternative: 'b1'
         Answer(a1, a2, b1, b2);
                            ^~
                            b1
highway.cpp:7:9: warning: unused variable 'N' [-Wunused-variable]
     int N = GetN();
         ^
office.c: In function 'int isOnLine(int, int, int)':
office.c:85:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:88:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:92:37: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(false, "Too many questions");
                                     ^
office.c:83:7: warning: unused variable 'i' [-Wunused-variable]
   int i;
       ^
office.c: In function 'void Answer(int, int, int, int)':
office.c:123:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:128:44: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
       if( (-_Apa[na1]==_N-3) && (na2!=na1) && (nb2!=na1) ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
office.c:130:30: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(true, "Correct");
                              ^
office.c:132:36: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(false, "Wrong answer");
                                    ^
office.c:134:44: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
       if( (-_Apa[na2]==_N-3) && (na1!=na2) && (nb1!=na2) ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
office.c:136:30: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(true, "Correct");
                              ^
office.c:138:36: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(false, "Wrong answer");
                                    ^
office.c:140:33: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
       _Fin(false, "Wrong answer");
                                 ^
office.c:142:23: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
   _Fin(true, "Correct");
                       ^
office.c:120:27: warning: unused variable 'pont' [-Wunused-variable]
   int na1, nb1, na2, nb2, pont;
                           ^~~~
office.c: In function 'void _doInit()':
office.c:33:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &_N);
     ~~~~~^~~~~~~~~~~