제출 #17399

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
17399		eaststar	고속도로 설계 (CEOI12_highway)	C++14	0 / 100	0 ms	1504 KiB

highway

#include "office.h"

int main(){
    int i,j,k,a,b,c,x=1,y=1,N=GetN();
    i=1,b=2,c=3;
    a=i,b=j,c=k;
    if(!y){
        if(!x){
            
            
            x=i;
        }
         y=i;
    }
    Answer(a,b,x,y);
}

컴파일 시 표준 에러 (stderr) 메시지

highway.cpp: In function 'int main()':
highway.cpp:4:19: warning: variable 'c' set but not used [-Wunused-but-set-variable]
     int i,j,k,a,b,c,x=1,y=1,N=GetN();
                   ^
highway.cpp:4:29: warning: unused variable 'N' [-Wunused-variable]
     int i,j,k,a,b,c,x=1,y=1,N=GetN();
                             ^
highway.cpp:6:16: warning: 'j' is used uninitialized in this function [-Wuninitialized]
     a=i,b=j,c=k;
                ^
highway.cpp:6:16: warning: 'k' is used uninitialized in this function [-Wuninitialized]
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:33:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &_N);
                     ^

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