/ Vijos /

记录详情

Compile Error

foo.cc:5:13: error: array bound is not an integer constant before ']' token
 int pre[MAXN];
             ^
foo.cc:7:10: error: 'x' was not declared in this scope
 int find(x){
          ^
foo.cc:12:11: error: expected identifier before '(' token
 void union(x, y){
           ^
foo.cc:12:13: error: expected ')' before ',' token
 void union(x, y){
             ^
foo.cc:12:16: error: expected initializer before ')' token
 void union(x, y){
                ^
foo.cc: In function 'int main()':
foo.cc:23:27: error: 'pre' was not declared in this scope
   for (int i=0; i<n; ++i) pre[i] = i;
                           ^~~
foo.cc:23:27: note: suggested alternative: 'drem'
   for (int i=0; i<n; ++i) pre[i] = i;
                           ^~~
                           drem
foo.cc:26:4: error: expected primary-expression before 'union'
    union(a,b);
    ^~~~~
foo.cc:30:10: error: reference to 'find' is ambiguous
    puts( find(a) == find(b) ? "yes" : "no");
          ^~~~
foo.cc:7:5: note: candidates are: int find
 int find(x){
     ^~~~
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from foo.cc:1:
/usr/include/c++/7/bits/stl_algo.h:3899:5: note:                 template<class _IIter, class _Tp> _IIter std::find(_IIter, _IIter, const _Tp&)
     find(_InputIterator __first, _InputIterator __last,
     ^~~~
In file included from /usr/include/c++/7/bits/locale_facets.h:48:0,
                 from /usr/include/c++/7/bits/basic_ios.h:37,
                 from /usr/include/c++/7/ios:44,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from foo.cc:1:
/usr/include/c++/7/bits/streambuf_iterator.h:369:5: note:                 template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(std::istreambuf_iterator<_CharT>, std::istreambuf_iterator<_CharT>, const _CharT2&)
     find(istreambuf_iterator<_CharT> __first,
     ^~~~
foo.cc:30:21: error: reference to 'find' is ambiguous
    puts( find(a) == find(b) ? "yes" : "no");
                     ^~~~
foo.cc:7:5: note: candidates are: int find
 int find(x){
     ^~~~
In file included from /usr/include/c++/7/algorithm:62:0,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:65,
                 from foo.cc:1:
/usr/include/c++/7/bits/stl_algo.h:3899:5: note:                 template<class _IIter, class _Tp> _IIter std::find(_IIter, _IIter, const _Tp&)
     find(_InputIterator __first, _InputIterator __last,
     ^~~~
In file included from /usr/include/c++/7/bits/locale_facets.h:48:0,
                 from /usr/include/c++/7/bits/basic_ios.h:37,
                 from /usr/include/c++/7/ios:44,
                 from /usr/include/c++/7/istream:38,
                 from /usr/include/c++/7/sstream:38,
                 from /usr/include/c++/7/complex:45,
                 from /usr/include/c++/7/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/7/bits/stdc++.h:52,
                 from foo.cc:1:
/usr/include/c++/7/bits/streambuf_iterator.h:369:5: note:                 template<class _CharT2> typename __gnu_cxx::__enable_if<std::__is_char<_CharT2>::__value, std::istreambuf_iterator<_CharT> >::__type std::find(std::istreambuf_iterator<_CharT>, std::istreambuf_iterator<_CharT>, const _CharT2&)
     find(istreambuf_iterator<_CharT> __first,
     ^~~~
foo.cc:25:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d",&a,&b);
    ~~~~~^~~~~~~~~~~~~~
foo.cc:29:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d%d",&a,&b);
    ~~~~~^~~~~~~~~~~~~~
自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。

信息

递交者
类型
自测
题目
P1034 家族
语言
C++
递交时间
2021-05-11 16:09:26
评测时间
2021-05-11 16:09:26
评测机
分数
0
总耗时
0ms
峰值内存
0 Bytes