제출 #404180

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
404180		wmrmr	친구 (IOI14_friend)	C++17	컴파일 에러	0 ms	0 KiB

friend

                {
                        int p = host[i];
                        if(protocol[i] != 1) adj[i][p] = adj[p][i] = 1;
                        if(protocol[i] != 0)
                                for(int j=0;j<i;j++)
                                        adj[i][j] = adj[j][i] = adj[j][i] || adj[p][j];
                }
                int dbg = 0;
                for(int cur = 0 ; cur < (1<<n) ; cur++)
                {
                        bool valid = 1;
                        for(int i=0;i<n;i++) for(int j=i+1;j<n;j++)
                        {
                                if( (cur&(1<<i)) && (cur&(1<<j)) )
                                        if(adj[i][j]) valid = 0;
                        }
                        int temp = 0;
                        for(int i=0;i<n;i++)
                                if(cur&(1<<i)) temp += confidence[i];
                        if(valid) ans = max(ans,temp), dbg = cur;
                }
                return ans;
        }
        if(pt2)
        {
                for(int i=0;i<n;i++) ans += confidence[i];
                return ans;
        }
        if(pt3)
        {
                for(int i=0;i<n;i++) ans = max(ans,confidence[i]);
                return ans;
        }
        return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

friend.cpp:1:17: error: expected unqualified-id before '{' token
    1 |                 {
      |                 ^
friend.cpp:9:17: error: expected unqualified-id before 'for'
    9 |                 for(int cur = 0 ; cur < (1<<n) ; cur++)
      |                 ^~~
friend.cpp:9:35: error: 'cur' does not name a type
    9 |                 for(int cur = 0 ; cur < (1<<n) ; cur++)
      |                                   ^~~
friend.cpp:9:50: error: 'cur' does not name a type
    9 |                 for(int cur = 0 ; cur < (1<<n) ; cur++)
      |                                                  ^~~
friend.cpp:22:17: error: expected unqualified-id before 'return'
   22 |                 return ans;
      |                 ^~~~~~
friend.cpp:23:9: error: expected declaration before '}' token
   23 |         }
      |         ^
friend.cpp:24:9: error: expected unqualified-id before 'if'
   24 |         if(pt2)
      |         ^~
friend.cpp:29:9: error: expected unqualified-id before 'if'
   29 |         if(pt3)
      |         ^~
friend.cpp:34:9: error: expected unqualified-id before 'return'
   34 |         return 0;
      |         ^~~~~~
friend.cpp:35:1: error: expected declaration before '}' token
   35 | }
      | ^