QOJ.ac

QOJ

IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#792290#464. 前缀函数 / KMPsumi007#Compile Error//C++20468b2024-11-29 08:51:012024-11-29 08:51:02

Judging History

你现在查看的是最新测评结果

  • [2024-11-29 08:51:02]
  • 评测
  • [2024-11-29 08:51:01]
  • 提交

answer

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
const int N = 2e6+10;
char s[N];
int n,bor[N];
int main(){
    cin.tie(0),cout.tie(0);
    ios::sync_with_stdio(0);
    cin >> s+1,n = strlen(s+1);
    bor[0] = -1;
    for(int i=2;i<=n;i++){
        int j = bor[i-1];
        while(j!=-1 && s[j+1] != s[i]) j = bor[j];
        bor[i] = j+1;
    }
    for(int i=1;i<=n;i++) cout << bor[i] << ' ';
    return 0;
}

Details

answer.code: In function ‘int main()’:
answer.code:11:9: error: no match for ‘operator>>’ (operand types are ‘std::istream’ {aka ‘std::basic_istream<char>’} and ‘char*’)
   11 |     cin >> s+1,n = strlen(s+1);
      |     ~~~ ^~ ~~~
      |     |       |
      |     |       char*
      |     std::istream {aka std::basic_istream<char>}
In file included from /usr/include/c++/13/sstream:40,
                 from /usr/include/c++/13/complex:45,
                 from /usr/include/c++/13/ccomplex:39,
                 from /usr/include/x86_64-linux-gnu/c++/13/bits/stdc++.h:127,
                 from answer.code:1:
/usr/include/c++/13/istream:325:7: note: candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(void*&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
  325 |       operator>>(void*& __p)
      |       ^~~~~~~~
/usr/include/c++/13/istream:325:7: note:   conversion of argument 1 would be ill-formed:
answer.code:11:13: error: cannot bind non-const lvalue reference of type ‘void*&’ to an rvalue of type ‘void*’
   11 |     cin >> s+1,n = strlen(s+1);
      |            ~^~
/usr/include/c++/13/istream:201:7: note: candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
  201 |       operator>>(unsigned long long& __n)
      |       ^~~~~~~~
/usr/include/c++/13/istream:201:7: note:   conversion of argument 1 would be ill-formed:
answer.code:11:13: error: invalid conversion from ‘char*’ to ‘long long unsigned int’ [-fpermissive]
   11 |     cin >> s+1,n = strlen(s+1);
      |            ~^~
      |             |
      |             char*
answer.code:11:13: error: cannot bind rvalue ‘(long long unsigned int)(((char*)(& s)) + 1)’ to ‘long long unsigned int&’
/usr/include/c++/13/istream:197:7: note: candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
  197 |       operator>>(long long& __n)
      |       ^~~~~~~~
/usr/include/c++/13/istream:197:7: note:   conversion of argument 1 would be ill-formed:
answer.code:11:13: error: invalid conversion from ‘char*’ to ‘long long int’ [-fpermissive]
   11 |     cin >> s+1,n = strlen(s+1);
      |            ~^~
      |             |
      |             char*
answer.code:11:13: error: cannot bind rvalue ‘(long long int)(((char*)(& s)) + 1)’ to ‘long long int&’
/usr/include/c++/13/istream:192:7: note: candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
  192 |       operator>>(unsigned long& __n)
      |       ^~~~~~~~
/usr/include/c++/13/istream:192:7: note:   conversion of argument 1 would be ill-formed:
answer.code:11:13: error: invalid conversion from ‘char*’ to ‘long unsigned int’ [-fpermissive]
   11 |     cin >> s+1,n = strlen(s+1);
      |            ~^~
      |             |
      |             char*
answer.code:11:13: error: cannot bind rvalue ‘(long unsigned int)(((char*)(& s)) + 1)’ to ‘long unsigned int&’
/usr/include/c++/13/istream:188:7: note: candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(long int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
  188 |       operator>>(long& __n)
      |       ^~~~~~~~
/usr/include/c++/13/istream:188:7: note:   conversion of argument 1 would be ill-formed:
answer.code:11:13: error: invalid conversion from ‘char*’ to ‘long int’ [-fpermissive]
   11 |     cin >> s+1,n = strlen(s+1);
      |            ~^~
      |             |
      |             char*
answer.code:11:13: error: cannot bind rvalue ‘(long int)(((char*)(& s)) + 1)’ to ‘long int&’
/usr/include/c++/13/istream:184:7: note: candidate: ‘std::basic_istream<_CharT, _Traits>::__istream_type& std::basic_istream<_CharT, _Traits>::operator>>(unsigned int&) [with _CharT = char; _Traits = std::char_traits<char>; __istream_type = std::basic_istream<char>]’ (near match)
  184 |       operator>>(unsigned int& __n)
      |       ^~~~~~~~
/usr/include/c++/13/istream:184:7: note:   conversion of argument 1 would be ill-formed:
answer.code:11:13: error: invalid conversion from ‘char*’ to ‘unsigned int’ [-fpermissive]
   11 |     cin >> s+1,n = strlen(s+1);
      |            ~^~
      |             |
      |             char*
answer.code:11:13: error: cannot bind rvalue ‘(unsigned int)(((char*)(& s)) + 1)’ to ‘unsigned int&’
/usr/include/c++/13/istream:181:7: note: can...